EXTERIOR RESEARCH & DESIGN, LLC.
Certificate of Authorization #9503
353 CHRISTIAN STREET, UNIT #13
OXFORD, CT 06478
PHONE: (203) 262-9245
FAX: (203) 262-9243
EVALUATION REPORT
GAF
1361 Alps Road, Building 7-3
Wayne, NJ 07470
Evaluation Report 01506.04.08-R5
FL10626-R5
Date of Issuance: 04/25/2008
Revision 5: 11/02/2011
SCOPE:
This Evaluation Report is issued under Rule 9N-3 and the applicable rules and regulations governing
the use of construction materials in the State of Florida. The documentation submitted has been
reviewed by Robert Nieminen, P.E. for use of the product under the Florida Building Code and
Florida Building Code, Residential Volume. The products described herein have been designed to
comply with the 2007 Florida Building Code sections noted herein.
D
ESCRIPTION: GAF Roof Underlayments
L
ABELING: Each unit shall bear labeling in accordance with the requirements the Accredited Quality
Assurance Agency noted herein.
C
ONTINUED COMPLIANCE: This Evaluation Report is valid until such time as the named product(s)
changes, the referenced Quality Assurance documentation changes, or provisions of the Code that
relate to the product change. Acceptance of this Evaluation Report by the named client constitutes
agreement to notify Robert Nieminen, P.E. if the product changes or the referenced Quality
Assurance documentation changes. Trinity|ERD requires a complete review of this Evaluation
Report relative to updated Code requirements with each Code Cycle.
A
DVERTISEMENT: The Evaluation Report number preceded by the words “Trinity|ERD Evaluated” may
be displayed in advertising literature. If any portion of the Evaluation Report is displayed, then it
shall be done in its entirety.
I
NSPECTION: Upon request, a copy of this entire Evaluation Report shall be provided to the user by
the manufacturer or its distributors and shall be available for inspection at the job site at the
request of the Building Official.
This Evaluation Report consists of pages 1 through 11.
Prepared by:
Robert J.M. Nieminen, P.E.
Florida Registration No. 59166, Florida DCA ANE1983
The facsimile seal appearing was authorized
by Robert Nieminen, P.E. on 11/02/2011
This does not serve as an electronically signed
document. Signed, sealed hardcopies have been
transmitted to the Product Approval Administrator and
to the named client
C
ERTIFICATION OF INDEPENDENCE:
1. Trinity|ERD does not have, nor does it intend to acquire or will it acquire, a financial interest in any company manufacturing or
distributing products it evaluates.
2. Trinity|ERD is not owned, operated or controlled by any company manufacturing or distributing products it evaluates.
3. Robert Nieminen, P.E. does not have nor will acquire, a financial interest in any company manufacturing or distributing products for which
the evaluation reports are being issued.
4. Robert Nieminen, P.E. does not have, nor will acquire, a financial interest in any other entity involved in the approval process of the
product.
Exterior Research and Design, LLC. Evaluation Report 01506.04.08-R5
Certificate of Authorization #9503 FL10626-R5
Revision 5: 11/02/2011
Page 2 of 11
ROOFING COMPONENT EVALUATION:
1. S
COPE:
Product Category: Roofing
Sub-Category: Underlayment
Compliance Statement: GAF Roof Underlayments, as produced by GAF, have demonstrated
compliance with the following sections of the Florida Building Code through testing in accordance with
the following Standards. Compliance is subject to the Installation Requirements and Limitations /
Conditions of Use set forth herein.
2. STANDARDS:
Section Property Standard Year
1507.2.3, 1507.3.3,
1507.5.3, 1507.7.3,
T1507.8, 1507.8.3,
1507.9.3, 1507.9.4
Physical Properties ASTM D226 1997
1507.2.4, 1507.2.9.2,
1507.3.9, 1507.5.6,
1507.8.7, 1507.9.8
Physical Properties ASTM D1970 2001
1507.2.3, 1507.5.3,
1507.7.3, 1507.8.3,
1507.9.3
Physical Properties ASTM D4869 2004
1507.2.3 Physical Properties ASTM D6757 2002
1523.6.5.2.1 Physical Properties TAS 103 1995
1507.3.3 Installation Practice FRSA/TRI 07320 2005
3. REFERENCES:
Entity Examination Reference Date
ERD (TST 6049) Physical Properties G12110.12.08 12/02/2008
ERD (TST 6049) Physical Properties G12210.06.09 08/03/2009
PRI (TST 5878) Physical properties BRY-003-02-01 03/19/2002
PRI (TST 5878) Physical properties GAF-026-02-01 03/26/2002
PRI (TST 5878) Physical properties GAF-027-02-01 03/26/2002
PRI (TST 5878) Physical properties GAF-042-02-01 02/16/2004
PRI (TST 5878) Physical properties GAF-042-02-02 03/12/2004
PRI (TST 5878) Physical properties GAF-113-02-01 05/08/2006
PRI (TST 5878) Physical properties GAF-154-02-01 02/06/2007
PRI (TST 5878) Physical properties RGM-023-02-01 02/09/2007
PRI (TST 5878) Physical properties GAF-224-02-01 07/16/2009
PRI (TST 5878) Physical properties GAF-238-02-01 03/03/2010
PRI (TST 5878) Physical properties GAF-275-02-01 11/11/2010
ITS (TST 1509) Physical properties 3077464-002 09/14/2005
ITS (TST 1509) Physical properties 3077464-02 01/09/2006
ITS (TST 1509) Physical properties 3090131 08/23/2006
ITS (TST 1509) Physical properties 100258583COQ-010A 01/11/2011
UL (TST 1740) Physical properties 02NK22569 06/04/2002
UL (TST 1740) Physical properties 10NK11990 05/18/2011
Miami-Dade (CER 1592) HVHZ compliance 06-0606.04 10/12/2006
Miami-Dade (CER 1592) HVHZ compliance 07-1010.19 11/29/2007
Miami-Dade (CER 1592) HVHZ compliance 10-0331.04 06/16/2011
ICC-ES (EVL2396) IBC compliance ESR-2053 01/01/2008
ICC-ES (EVL2396) IBC compliance ESR-1322 01/01/2011
ICC-ES (EVL2396) IBC compliance ESR-2808 07/01/2011
ICC-ES (EVL2396) IBC compliance ESR-5625 08/01/2011
UL (QUA 1743) Quality Control R10689 / R19254 / R1306 05/18/2011
UL (QUA 1743) Quality Control R10689, Volume 5 Revision 08/25/2011
UL (QUA 1743) Quality Control R10689, 10NK15287 08/26/2011
Exterior Research and Design, LLC. Evaluation Report 01506.04.08-R5
Certificate of Authorization #9503 FL10626-R5
Revision 5: 11/02/2011
Page 3 of 11
4. PRODUCT DESCRIPTION:
4.1 Self-Adhering Underlayments:
4.1.1 Liberty™ SBS Self-Adhering Base/Ply Sheet is a smooth-surfaced, fiberglass-reinforced,
self-adhering SBS modified bitumen roof underlayment.
4.1.2 Ruberoid® SA Base/Ply Sheet is a smooth-surfaced, fiberglass-reinforced, self-adhering
SBS modified bitumen roof underlayment.
4.1.3 StormGuard® Leak Barrier is a film-surfaced, fiberglass-reinforced, self-adhering SBS
modified bitumen roof underlayment. StormGuard® is also used as a secondary water barrier
to seal roof decks.
4.1.4 UnderRoof™ 2 Leak Barrier is a spun-bond-glass-reinforced-polyester-mat-surfaced,
composite-reinforced, SBS self-adhering modified bitumen roof underlayment.
4.1.5 UnderRoof™ HT Leak Barrier is a polyester-mat-surfaced, fiberglass-reinforced, self-
adhering SBS modified bitumen roof underlayment.
4.1.6 Weather Watch® Leak Barrier is a mineral-surfaced, fiberglass-reinforced, self-adhering
SBS modified bitumen roof underlayment. WeatherWatch® is also used as a secondary water
barrier to seal roof decks.
4.1.7 Weather Watch® XT Leak Barrier is a coated-mat-surfaced, fiberglass-reinforced, self-
adhering SBS modified bitumen roof underlayment.
4.2 Mechanically Fastened Underlayments:
4.2.1 Deck-Armor™ Premium Breathable Roof Deck Protection is a non-woven, spun-bonded
polypropylene laminated polyethylene scrim sheet roof underlayment.
4.2.2 RoofPro™ SBS-Modified All-Purpose Underlayment is a fiberglass-reinforced, SBS
modified bitumen roof underlayment.
4.2.3 Shingle-Mate® Roof Deck Protection is a fiberglass reinforced, asphaltic roof
underlayment.
4.2.4 StormSafe® Anchor Sheet is a polypropylene woven fabric which serves as an anchor sheet
in two-ply roof underlayment systems.
4.2.5 Tiger Paw™ Roof Deck Protection is a non-woven, polypropylene reinforced, polymer
coated roof underlayment.
4.2.6 VersaShield® Underlayment or VersaShield® Fire Resistant Roof Deck Protection is a
non-asphaltic, fiberglass-based roof underlayment and/or fire barrier.
5. LIMITATIONS:
5.1 This Evaluation Report is not for use in the HVHZ.
5.2 Fire Classification is not part of this Evaluation Report; refer to current Approved Roofing
Materials Directory for fire ratings of this product.
5.3 GAF Roof Underlayments may be used with any prepared roof cover where the product is
specifically referenced within FBC approval documents. If not listed, a request may be made
to the AHJ for approval based on this evaluation combined with supporting data for the
prepared roof covering.
5.4 Allowable roof covers applied atop GAF Roof Underlayments are follows:
Exterior Research and Design, LLC. Evaluation Report 01506.04.08-R5
Certificate of Authorization #9503 FL10626-R5
Revision 5: 11/02/2011
Page 4 of 11
Table 1: Roof Cover Options
Underlayment
Asphalt
Shingles
Nail-On Tile
Foam-On
Tile
Metal
Wood
Shakes &
Shingles
Slate or
Simulated
Slate
Deck-Armor™ Yes Contact Mfg. No Contact Mfg Contact Mfg Contact Mfg
RoofPro™ Yes No No No Yes Yes
Shingle-Mate™ Yes No No No No No
Tiger Paw™ Yes No No No No No
VersaShield® Yes No No Yes Yes Yes
Liberty™ SBS Base/Ply Yes No No No No No
Ruberoid® SA Base/Ply Yes No No No No No
StormGuard® Yes No No Yes No No
UnderRoof™ 2 Yes Yes
Yes
See 5.4.1
No No Yes
UnderRoof™ HT Yes No No Yes No No
Weather Watch® Yes No No No No No
Weather Watch® XT Yes No No No No No
5.4.1 “Foam-On Tile” is limited to use of Polyfoam PolyPro AH160 unless tensile adhesion / long
term aging data from an accredited testing laboratory is provided.
5.5 Allowable substrates for Liberty™ SBS Self-Adhering Base/Ply Sheet; Ruberoid® SA Base/Ply
Sheet; StormGuard® Leak Barrier; UnderRoof™ 2 Leak Barrier; UnderRoof™ HT Leak Barrier;
Weather Watch® Leak Barrier; and Weather Watch® XT Leak Barrier are noted below:
5.5.1 Direct-Bond to Deck
:
¾ New untreated plywood;
¾ Existing untreated ASTM D41 primed plywood.
5.5.2 FRSA/TRI 07320 does not address wind uplift resistance of direct-deck, adhered underlayment
systems beneath foam-on tile systems, where the bonded underlayment forms part of the
load-path. The following wind uplift limitations apply to direct-deck, adhered GAF
underlayment systems for use under foam-on tile.
5.5.2.1 Maximum Design Pressure = -45 psf
.
Deck: Min. 15/32-inch plywood to meet project requirements to satisfaction of AHJ.
Primer: (Optional) ASTM D41
Underlayment: UnderRoof™ 2 Leak Barrier, self-adhered
5.5.3 Bond to Mechanically Attached Base Underlayment
:
¾ ASTM D226, Type II felt.
¾ StormSafe® Anchor Sheet
For installations under mechanically attached prepared roof coverings, base layer shall be
attached per minimum codified requirements. For installations under foam-on tile systems,
base layer shall be attached per minimum requirements of FRSA/TRI 07320/8-05 or RAS 120.
5.5.4 Bond to Other Substrate Types
:
¾ ASTM D41 primed metal (flashing metal, valley metal, etc.)
Exterior Research and Design, LLC. Evaluation Report 01506.04.08-R5
Certificate of Authorization #9503 FL10626-R5
Revision 5: 11/02/2011
Page 5 of 11
5.6 Exposure Limitations:
5.6.1 Deck-Armor™ Premium Breathable Roof Deck Protection; RoofPro™ SBS-Modified All-Purpose
Underlayment; Shingle-Mate™ Roof Deck Protection; StormSafe® Anchor Sheet; Tiger Paw™
Roof Deck Protection; VersaShield® Underlayment; VersaShield® Fire Resistant Roof Deck
Protection; Liberty™ SBS Self-Adhering Base/Ply Sheet; Ruberoid® SA Base/Ply Sheet;
StormGuard® Leak Barrier; UnderRoof™ HT Leak Barrier; Weather Watch® Leak Barrier; and
Weather Watch® XT Leak Barrier shall not be left exposed for longer than 30-days after
installation.
5.6.2 UnderRoof™ 2 Leak Barrier shall not be left exposed for longer than 180-days after
installation.
5.7 For tile roof installations governed by the FRSA/TRI 07320/8-05 Installation Manual, Fourth
Edition, use is limited to the following. Reference is made to the FRSA/TRI Technical Brief
titled “Florida High Wind Roof Tile Self-Adhered Underlayment Requirements as of
02/14/2011” for limitations for self-adhering underlayments used beneath tile roof systems.
Table 2: Tile System Options per FRSA/TRI 07320/8-05
System
Underlay
Option
Section Reference Roof Underlayment(s)
System One
:
Mechanically
Fastened Tile,
Unsealed or Sealed
Underlayment
System
4 3.02D Two Ply No. 30
Two ply Deck-Armor™ (Contact Tile
Manufacturer)
5 3.02E
Self-Adhered
Underlayment
UnderRoof™ 2
6 3.02F
No. 30 / Self-Adhered
Underlayment
Base Layer: ASTM 226, Type II felt or
StormSafe®
Top Layer: UnderRoof™ 2
System Two
:
Mechanically
Fastened Tile,
Sealed
Underlayment
System
4 3.02D
Self-Adhered
Underlayment
UnderRoof™ 2
5 3.02E
No. 30 / Self-Adhered
Underlayment
Base Layer: ASTM 226, Type II felt or
StormSafe®
Top Layer: UnderRoof™ 2
System Four “A”
:
Adhesive-Set Tile,
Unsealed or Sealed
Underlayment
System
4 3.02D
Self-Adhered
Underlayment
UnderRoof™ 2
5 3.02E
No. 30 / Self-Adhered
Underlayment
Base Layer: ASTM 226, Type II felt
Top Layer: UnderRoof™ 2
System Four “B”
:
Adhesive-Set Tile,
Sealed
Underlayment
System
3 3.02C
Self-Adhered
Underlayment
UnderRoof™ 2
4 3.02D
No. 30 / Self-Adhered
Underlayment
Base Layer: ASTM 226, Type II felt
Top Layer: UnderRoof™ 2
6. INSTALLATION:
6.1 GAF Roof Underlayments shall be installed in accordance with GAF published installation
instructions subject to the Limitations set forth in Section 5 herein and the specifics noted
below.
6.2 Re-fasten any loose decking panels, and check for protruding nail heads. Sweep the
substrate thoroughly to remove any dust and debris prior to application, and prime the
substrate (if applicable).
6.3 Install self-adhering underlayments when ambient temperatures are minimum 45°F and
rising.
6.4 All metal surfaces shall be primed with TopCoat® Matrix™ 307 Premium Asphalt Primer or
alternate GAF accepted ASTM D41 primer prior to application of self-adhering membranes.
Exterior Research and Design, LLC. Evaluation Report 01506.04.08-R5
Certificate of Authorization #9503 FL10626-R5
Revision 5: 11/02/2011
Page 6 of 11
6.5 Deck-Armor™ Premium Breathable Roof Deck Protection:
6.5.1 Install Deck-Armor™ Premium Breathable Roof Deck Protection in compliance with
manufacturer’s published installation instructions and the requirements for ASTM D226, Type
I and II underlayments in FBC Sections 1507 for the type of prepared roof covering to be
installed.
6.5.2 Fasteners shall be 1-inch diameter plastic-capped corrosion resistant nails or 1-inch diameter
plastic-capped, corrosion resistant staples.
6.5.3 Install a leak barrier of Liberty™ SBS Self-Adhering Base/Ply Sheet; Ruberoid® SA Base/Ply
Sheet; StormGuard®; UnderRoof™ 2; UnderRoof™ HT; Weather Watch® or Weather
Watch® XT at vulnerable leak areas, including but not limited to eaves, valleys, rakes,
skylights and dormers. At eaves and valleys, install the leak barrier prior to installation of
Deck-Armor™. Along the rake, install Deck-Armor™, leaving 6 to 8-inch of the deck
exposed, and then install the leak barrier over the Deck-Armor™ and exposed decking. At
other areas, install the leak barrier over the Deck-Armor™.
6.5.4 For tile roof installations:
Installation is governed by the FRSA/TRI 07320/8-05 Installation Manual, Fourth Edition.
Use is limited to System 1, Option 4, Section 3.02D in place of the “No. 30” felt. The “starter
strip” and “full-width-sheet” referenced therein shall be proportionate to the width of the
Deck-Armor™ product.
6.5.5 For non-tile roof installations:
6.5.5.1 Standard Installation with Single Layer; roof slope > 4:12
Starting at the eave, fasten the eave edge and 6-inch wide end-laps 6-inch o.c. Fasten in the
field of the roll 12-inch o.c. in two, equally spaced, staggered center rows.
Continue upslope in a similar manner, maintaining minimum 3-inch side-laps and minimum
6-inch end-laps. Fasten 6-inch o.c. in the laps and 12-inch o.c. in two, equally spaced,
staggered center rows in the field. Ensure all end laps are staggered at least 3-feet apart.
6.5.5.2 Standard Installation with Double Layer; 2:12 <
roof slope < 4:12
Starting at the eave, fasten the eave edge and 6-inch wide end-laps 6-inch o.c. Fasten in the
field of the roll 12-inch o.c. in two, equally spaced, staggered center rows.
Continue upslope in a similar manner, with minimum 28.5-inch side-laps and minimum 6-
inch end-laps. Fasten 6-inch o.c. along the low edge and end laps and 12-inch o.c. in two,
equally spaced, staggered center rows in the field. Ensure all end laps are staggered at least
3-feet apart.
6.6 Tiger Paw™ Roof Deck Protection:
6.6.1 Install Tiger Paw™ Roof Deck Protection in compliance with manufacturer’s published
installation instructions and the requirements for ASTM D226, Type I and II underlayments in
FBC Sections 1507 for the type of prepared roof covering to be installed.
6.6.2 Fasteners shall be 1-inch diameter plastic-capped corrosion resistant nails or 1-inch diameter
plastic-capped, corrosion resistant staples.
6.6.3 Install a leak barrier of Liberty™ SBS Self-Adhering Base/Ply Sheet; Ruberoid® SA Base/Ply
Sheet; StormGuard®; UnderRoof™ 2; UnderRoof™ HT; Weather Watch® or Weather
Watch® XT at vulnerable leak areas, including but not limited to eaves, valleys, rakes,
skylights and dormers. At eaves and valleys, install the leak barrier prior to installation of
Tiger Paw™. Along the rake, install Tiger Paw™, leaving 6 to 8-inch of the deck exposed,
and then install the leak barrier over the Tiger Paw™ and exposed decking. At other areas,
install the leak barrier over the Tiger Paw™.
Exterior Research and Design, LLC. Evaluation Report 01506.04.08-R5
Certificate of Authorization #9503 FL10626-R5
Revision 5: 11/02/2011
Page 7 of 11
6.6.4 For non-tile roof installations:
6.6.4.1 Standard Installation with Single Layer; roof slope > 4:12
Starting at the eave, fasten the eave edge and 6-inch wide end-laps 6-inch o.c. Fasten in the
field of the roll 12-inch o.c. in two, equally spaced, staggered center rows.
Continue upslope in a similar manner, maintaining minimum 3-inch side-laps and minimum
6-inch end-laps. Fasten 6-inch o.c. in the laps and 12-inch o.c. in two, equally spaced,
staggered center rows in the field. Ensure all end laps are staggered at least 3-feet apart.
6.6.4.2 Standard Installation with Double Layer; 2:12 <
roof slope < 4:12
Starting at the eave, fasten the eave edge and 6-inch wide end-laps 6-inch o.c. Fasten in the
field of the roll 12-inch o.c. in two, equally spaced, staggered center rows.
Continue upslope in a similar manner, with minimum 22.5-inch side-laps and minimum 6-
inch end-laps. Fasten 6-inch o.c. along the low edge and end laps and 12-inch o.c. in two,
equally spaced, staggered center rows in the field. Ensure all end laps are staggered at least
3-feet apart.
6.7 StormSafe® Anchor Sheet:
6.7.1 StormSafe® Anchor Sheet is limited to use as a mechanically attached base layer in 2-ply
underlayment systems.
6.7.2 Fasteners shall be 1-inch diameter plastic- or steel-capped corrosion resistant nails;
corrosion-resistant nails & 1-5/8-inch tin-caps; or Drill-Tec screws and plates.
6.7.3 For non-tile roof installations:
Starting at the eave, fasten the eave edge and 6-inch wide end-laps 6-inch o.c. Fasten in the
field of the roll 12-inch o.c. in two, equally spaced, staggered center rows.
Continue upslope in a similar manner, maintaining minimum 3-inch side-laps and minimum
6-inch end-laps. Fasten 6-inch o.c. in the laps and 12-inch o.c. in two, equally spaced,
staggered center rows in the field. Ensure all end laps are staggered at least 3-feet apart.
One the same day, install Liberty™ SBS Self-Adhering Base/Ply; Ruberoid® SA Base/Ply;
StormGuard®; UnderRoof™ 2; UnderRoof™ HT; Weather Watch® or Weather Watch ® XT
over the StormSafe® Anchor Sheet.
6.8 RoofPro™ SBS-Modified All-Purpose Underlayment and Shingle-Mate™ Roof Deck
Protection:
6.8.1 Install RoofPro™ and Shingle-Mat™ in compliance with manufacturer’s published installation
instructions and the requirements for ASTM D226, Type I and II underlayments in FBC
Sections 1507 for the type of prepared roof covering to be installed. A double layer is
required for 2:12 <
roof slope < 4:12. No hammer tacks or staples are permitted.
6.8.2 Install a leak barrier of Liberty™ SBS Self-Adhering Base/Ply Sheet; Ruberoid® SA Base/Ply
Sheet; StormGuard®; UnderRoof™ 2; UnderRoof™ HT; Weather Watch® or Weather
Watch® XT at vulnerable leak areas, including but not limited to eaves, valleys, rakes,
skylights and dormers. At eaves and valleys, install the leak barrier prior to installation of
RoofPro™ or Shingle-Mate™. Along the rake, install RoofPro™ or Shingle-Mate™, leaving 6
to 8-inch of the deck exposed, and then install the leak barrier over the RoofPro™ or Shingle-
Mate™ and exposed decking. At other areas, install the leak barrier over the RoofPro™ or
Shingle-Mate™.
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Revision 5: 11/02/2011
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6.9 VersaShield™ Underlayment or VersaShield® Fire Resistant Roof Deck Protection:
6.9.1 Install VersaShield® Underlayment or VersaShield® Fire-Resistant Roof Deck Protection in
compliance with manufacturer’s published installation instructions and the requirements for
ASTM D226, Type I and II, ASTM D4869 or ASTM D6757 underlayments in FBC Sections
1507 for the type of prepared roof covering to be installed. A double layer is required for
2:12 <
roof slope < 4:12. No hammer tacks or staples are permitted
6.9.2 Install a leak barrier of Liberty™ SBS Self-Adhering Base/Ply Sheet; Ruberoid® SA Base/Ply
Sheet; StormGuard®; UnderRoof™ 2; UnderRoof™ HT; Weather Watch® or Weather
Watch® XT at vulnerable leak areas, including but not limited to eaves, valleys, rakes,
skylights and dormers. At eaves and valleys, install the leak barrier prior to installation of
VersaShield®. Along the rake, install VersaShield®, leaving 6 to 8-inch of the deck exposed,
and then install the leak barrier over the VersaShield® and exposed decking. At other areas,
install the leak barrier over the VersaShield™.
6.10 Liberty™ SBS Self-Adhering Base/Ply Sheet or Ruberoid SA Base/Ply Sheet:
6.10.1 Install Liberty™ SBS Self-Adhering Base/Ply Sheet or Ruberoid SA Base/Ply Sheet in
compliance with manufacturer’s published installation instructions and the requirements for
ASTM D1970 underlayments in FBC Sections 1507 for the type of prepared roof covering to
be installed.
6.10.2 The minimum and maximum roof slopes are ½:12 and 6:12, respectively. Back-nailing is
required when slope is 1:12 or greater. Back-nailing shall consist of minimum 1-inch square
or round cap nails spaced 18” o.c. within 3-inch side laps.
6.10.3 For non-tile applications, direct to deck:
For direct-bond to deck applications plywood shall be primed with TopCoat® Matrix™ 307
Premium Asphalt Primer or alternate GAF accepted ASTM D41 primer at ½ to ¾ gallon per
square.
Prior to removal of release film, align sheets properly starting at the low-point of the roof
(eave) with the selvage edge upslope and for minimum 2-inch overhang at eaves and rakes.
Roll out sheet and allow to ‘relax’ for min. 30 minutes. Remove the lower piece of release
film and bond to substrate and fold the overhanging 2-inch over the eave and nail into place
12” o.c. Remove the top piece of release film and bond to substrate. Install primed drip
edge and fasten to meet FBC Chapter 16 wind load requirements. Install 1/8-inch troweling
of TopCoat® Matrix™ 201 Premium SBS Flashing Cement over drip edge.
Continue upslope in a similar manner, maintaining minimum 3-inch side-laps and minimum
6-inch end-laps. Ensure all end laps are staggered at least 18-inch apart.
Use a weighted lawn or linoleum roller to ensure complete adhesion to the substrate. Use a
hand roller to firmly bond side and end laps.
6.10.4 For non-tile applications, to mechanically attached anchor sheet:
Install ASTM D226, Type II felt in accordance with codified requirements or StormSafe®
Anchor Sheet in accordance with Section 6.6.
Install Liberty™ SBS Self-Adhering Base/Ply Sheet or Ruberoid SA Base/Ply Sheet over the
mechanically attached anchor sheet as noted above.
Exterior Research and Design, LLC. Evaluation Report 01506.04.08-R5
Certificate of Authorization #9503 FL10626-R5
Revision 5: 11/02/2011
Page 9 of 11
6.11 StormGuard® Leak Barrier:
6.11.1 Install StormGuard® Leak Barrier in compliance with manufacturer’s published installation
instructions and the requirements for ASTM D1970 underlayments in FBC Sections 1507 for
the type of prepared roof covering to be installed.
6.11.2 Back-nailing is required. Back-nailing shall consist of minimum 1-inch square or round cap
nails spaced 18” o.c. within 3-inch side laps.
6.11.3 For non-tile applications, direct to deck:
Prior to removal of release film, align sheets properly starting at the low-point of the roof
(eave) with the selvage edge upslope and for minimum 2-inch overhang at eaves and rakes.
Remove the lower piece of release film and bond to substrate and fold the overhanging 2-
inch over the eave and nail into place 12” o.c. Remove the top piece of release film and
bond to substrate. Install primed drip edge and fasten to meet FBC Chapter 16 wind load
requirements. Install 1/8-inch troweling of TopCoat® Matrix™ 201 Premium SBS Flashing
Cement over drip edge.
Continue upslope in a similar manner, maintaining minimum 3-inch side-laps and minimum
6-inch end-laps. Ensure all end laps are staggered at least 18-inch apart.
Use a hand roller to firmly bond side and end laps.
6.11.4 For non-tile applications, to mechanically attached anchor sheet:
Install ASTM D226, Type II felt in accordance with codified requirements or StormSafe®
Anchor Sheet in accordance with Section 6.6.
Install StormGuard® Leak Barrier over the mechanically attached anchor sheet as noted
above.
6.12 UnderRoof™ 2 Leak Barrier:
6.12.1 Install UnderRoof™ 2 Leak Barrier in compliance with manufacturer’s published installation
instructions and the requirements for ASTM D1970 underlayments in FBC Sections 1507 for
the type of prepared roof covering to be installed.
6.12.2 The minimum and maximum roof slopes are 2:12 and 12:12, respectively. Back-nailing is
required when slope is 4:12 or greater. Back-nailing shall consist of minimum 1-inch square
or round cap nails spaced 12” o.c. within 4-inch side laps.
6.12.3 For tile roof installations:
Reference is made to FRSA/TRI 07320/8-05 Installation Manual, Fourth Edition, and Table 2
herein, using the instructions noted herein as a guideline. Tile shall be loaded and staged in
a manner that prevents tile slippage and/or damage to the underlayment.
6.12.4 For non-tile applications, direct to deck:
Prior to removal of release film, align sheets properly starting at the low-point of the roof
(eave) with the selvage edge upslope and for minimum 2-inch overhang at eaves and rakes.
Remove the lower piece of release film and bond to substrate and fold the overhanging 2-
inch over the eave and nail into place 12” o.c. Remove the top piece of release film and
bond to substrate. Install primed drip edge and fasten to meet FBC Chapter 16 wind load
requirements. Install 1/8-inch troweling of TopCoat® Matrix™ 201 Premium SBS Flashing
Cement over drip edge.
Continue upslope in a similar manner, maintaining minimum 4-inch side-laps and minimum
6-inch end-laps. Ensure all end laps are staggered at least 3-feet apart. End laps shall be
sealed with a 1/16
th
to 1/8
th
inch thick trowel application of TopCoat® Matrix™ 201 Premium
SBS Flashing Cement.
Exterior Research and Design, LLC. Evaluation Report 01506.04.08-R5
Certificate of Authorization #9503 FL10626-R5
Revision 5: 11/02/2011
Page 10 of 11
Use a hand roller to firmly bond side and end laps.
6.12.5 For non-tile applications, to mechanically attached anchor sheet:
Install ASTM D226, Type II felt in accordance with codified requirements or StormSafe®
Anchor Sheet in accordance with Section 6.6.
Install UnderRoof™ 2 Leak Barrier over the mechanically attached anchor sheet as noted
above.
6.13 UnderRoof™ HT Leak Barrier:
6.13.1 Install UnderRoof™ HT Leak Barrier in compliance with manufacturer’s published installation
instructions and the requirements for ASTM D1970 underlayments in FBC Sections 1507 for
the type of prepared roof covering to be installed.
6.13.2 The minimum and maximum roof slopes are 1:12 and 12:12, respectively. Back-nailing is
required when slope is 4:12 or greater. Back-nailing shall consist of minimum 1-inch square
or round cap nails spaced 12” o.c. within 4-inch side laps.
6.13.3 For non-tile applications, direct to deck:
Prior to removal of release film, align sheets properly starting at the low-point of the roof
(eave) with the selvage edge upslope and for minimum 2-inch overhang at eaves and rakes.
Remove the lower piece of release film and bond to substrate and fold the overhanging 2-
inch over the eave and nail into place 12” o.c. Remove the top piece of release film and
bond to substrate. Install primed drip edge and fasten to meet FBC Chapter 16 wind load
requirements. Install 1/8-inch troweling of TopCoat® FlexSeal™ Caulk Grade over drip
edge.
Continue upslope in a similar manner, maintaining minimum 4-inch side-laps and minimum
6-inch end-laps. Ensure all end laps are staggered at least 3-feet apart.
Use a hand roller to firmly bond side and end laps.
6.13.4 For non-tile applications, to mechanically attached anchor sheet:
Install ASTM D226, Type II felt in accordance with codified requirements or StormSafe®
Anchor Sheet in accordance with Section 6.7.
Install UnderRoof™ HT Leak Barrier over the mechanically attached anchor sheet as noted
above.
6.14 Weather Watch® or Weather Watch® XT Leak Barrier:
6.14.1 Install Weather Watch® or Weather Watch® XT Leak Barrier in compliance with
manufacturer’s published installation instructions and the requirements for ASTM D1970
underlayments in FBC Sections 1507 for the type of prepared roof covering to be installed.
6.14.2 Weather Watch® Leak Barrier may be installed as a secondary water barrier using minimum
4-inch wide rolls to seal plywood deck joints prior to installation of the primary underlayment
system.
6.14.3 Back-nailing is required. Back-nailing shall consist of minimum 1-inch square or round cap
nails spaced 18” o.c. within 4-inch side laps.
6.14.4 For non-tile applications, direct to deck:
Prior to removal of release film, align sheets properly starting at the low-point of the roof
(eave) with the selvage edge upslope and for minimum 2-inch overhang at eaves and rakes.
Remove the lower piece of release film and bond to substrate and fold the overhanging 2-
inch over the eave and nail into place 12” o.c. Remove the top piece of release film and
bond to substrate. Install primed drip edge and fasten to meet FBC Chapter 16 wind load
requirements. Install 1/8-inch troweling of TopCoat® Matrix™ 201 Premium SBS Flashing
Exterior Research and Design, LLC. Evaluation Report 01506.04.08-R5
Certificate of Authorization #9503 FL10626-R5
Revision 5: 11/02/2011
Page 11 of 11
Cement over drip edge.
Continue upslope in a similar manner, maintaining minimum 3-inch side-laps and minimum
6-inch end-laps. Ensure all end laps are staggered at least 18-feet apart.
Use a hand roller to firmly bond side and end laps.
6.14.5 For non-tile applications, to mechanically attached anchor sheet:
Install ASTM D226, Type II felt in accordance with codified requirements or StormSafe®
Anchor Sheet in accordance with Section 6.6.
Install Weather Watch® or Weather Watch® XT Leak Barrier over the mechanically attached
anchor sheet as noted above.
7. LABELING:
Each unit shall bear a permanent label with the manufacturer’s name, logo, city, state and logo of the
Accredited Quality Assurance Agency noted herein.
8. BUILDING PERMIT REQUIREMENTS:
As required by the Building Official or Authority Having Jurisdiction in order to properly evaluate the
installation of this product.
9. MANUFACTURING PLANTS:
Contact the manufacturer or the named QA entity for information on plants covered under Rule 9N-3
QA requirements.
10. QUALITY ASSURANCE ENTITY:
Underwriters Laboratories – QUA1743; (847) 664-3281
- END OF EVALUATION REPORT -
