HomeMy WebLinkAboutFL10626_GAF_Underlayments 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
1Campus Drive
Parsippany, NJ 07054
Evaluation Report 01506.04.08-R12
FL10626-R12
Date of Issuance: 04/25/2008
Revision 12: 03/31/2015
SCOPE:
This Evaluation Report is issued under Rule 61G20-3 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 evaluated for compliance with the 5th Edition (2014) Florida Building Code
sections noted herein.
DESCRIPTION: GAF Roof Underlayments
LABELING: Labeling shall be in accordance with the requirements the Accredited Quality Assurance Agency noted
herein.
CONTINUED 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.
ADVERTISEMENT: 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.
INSPECTION: 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 8.
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 03/31/2015. 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
CERTIFICATION 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 proc ess of the
product.
5. This is a building code evaluation. Neither Trinity|ERD nor Robert Nieminen, P.E. are, in any way, the Designer of Record for any
project on which this Evaluation Report, or previous versions thereof, is/was used for permitting or design guidance unless retained
specifically for that purpose.
Exterior Research and Design, LLC. Evaluation Report 01506.04.08-R12
Certificate of Authorization #9503 FL10626-R12
Revision 12: 03/31/2015
Page 2 of 8
ROOFING COMPONENT EVALUATION:
1. SCOPE:
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
1504.3.1 Wind Uplift FM 4474 2004
1507.2.4, 1507.2.9.2, 1507.5.3,
1507.7.3
Physical Properties ASTM D1970 2009
1507.2.3 Physical Properties ASTM D6757 2007
1507.11.2 Physical Properties ASTM D6164 2005
1523.6.5.2.1 Physical Properties TAS 103 1995
1507.3.3 Installation Practice FRSA/TRI April 2012 (04-12) 2012
3. REFERENCES:
Entity Examination Reference Date
ERD (TST 6049) Physical Properties G12210.06.09 08/03/2009
ERD (TST 6049) Physical Properties G34150.08.11 11/14/2011
ERD (TST 6049) Physical Properties G40630.01.14-2B 01/07/2014
ERD (TST 6049) Physical Properties G46160SC 04/14/2014
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-042-02-02 03/12/2004
PRI (TST 5878) Physical properties GAF-042-02-01 06/03/2005
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 ELK-311-02-01 09/11/2007
PRI (TST 5878) Physical properties GAF-238-02-01 03/03/2010
PRI (TST 5878) Physical properties GAF-275-02-01 11/11/2010
PRI (TST 5878) Physical properties GAF-349-02-01 06/19/2012
PRI (TST 5878) Wind Uplift GAF-434-02-01 09/16/2013
PRI (TST 5878) Wind Uplift GAF-434-02-03 09/16/2013
PRI (TST 5878) Wind Uplift GAF-434-02-04 09/16/2013
ITS (TST 1509) Physical properties 3077464-002 09/14/2005
ITS (TST 1509) Physical properties 3077464-02 01/09/2006
UL (TST 1740) Physical properties 02NK22569 06/04/2002
UL (TST 1740) Physical properties 10NK11990 05/18/2011
Miami-Dade (CER 1592) HVHZ compliance 13-1104.05 02/20/2014
Miami-Dade (CER 1592) HVHZ compliance 13-1104.11 03/06/2014
Miami-Dade (CER 1592) HVHZ compliance 14-1022.26 02/05/2015
ICC-ES (EVL2396) IBC compliance ESR-1322 01/01/2014
UL, LLC. (QUA 9625) Quality Control Inspect, File R10689, Stockton, CA 11/12/2014
UL, LLC. (QUA 9625) Quality Control Inspect, File R10689, Hickory, NC 03/04/2015
UL, LLC. (QUA 9625) Quality Control Inspect, File R10689, Mt. Vernon, IN 01/16/2015
UL, LLC. (QUA 9625) Quality Control Inspect, File R10689, Pryor, OK 02/05/2015
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 StormGuard® Film Surfaced Leak Barrier is a film-surfaced, fiberglass-reinforced, self-adhering SBS modified bitumen
roof underlayment. StormGuard® Film Surfaced Leak Barrier is also used as a secondary water barrier to seal roof
decks.
Exterior Research and Design, LLC. Evaluation Report 01506.04.08-R12
Certificate of Authorization #9503 FL10626-R12
Revision 12: 03/31/2015
Page 3 of 8
4.1.3 UnderRoof™ 2 Polyester-Surfaced Leak Barrier is a spun-bond-glass-reinforced-polyester-mat-surfaced, composite-
reinforced, SBS self-adhering modified bitumen roof underlayment.
4.1.4 UnderRoof™ HT High Temperature Leak Barrier is a polyester-mat-surfaced, fiberglass-reinforced, self-adhering SBS
modified bitumen roof underlayment.
4.1.5 WeatherWatch® Mineral Surfaced Leak Barrier is a mineral-surfaced, fiberglass-reinforced, self-adhering SBS
modified bitumen roof underlayment. WeatherWatch® Mineral Surfaced Leak Barrier is also used as a secondary
water barrier to seal roof decks.
4.1.6 WeatherWatch® XT Mat Surfaced Leak Barrier is a coated-mat-surfaced, fiberglass-reinforced, self-adhering SBS
modified bitumen roof underlayment.
4.2 Mechanically Fastened Underlayments:
4.2.1 VersaShield® Fire-Resistant Roof Deck Protection is a non-asphaltic, fiberglass-based roof underlayment and/or fire
barrier.
4.3 Asphalt-Applied Underlayments:
4.3.1 Ruberoid® Mop Granule is a granule-surfaced, polyester-reinforced, asphalt-applied SBS modified bitumen roof
underlayment.
4.3.2 Ruberoid® Mop Granule FR (formerly Ruberoid® Mop 170 FR) is a granule-surfaced, polyester-reinforced, asphalt-
applied SBS modified bitumen roof underlayment.
5. LIMITATIONS:
5.1 This is a building code evaluation. Neither Trinity|ERD nor Robert Nieminen, P.E. are, in any way, the Designer of
Record for any project on which this Evaluation Report, or previous versions thereof, is/was used for permitting or
design guidance unless retained specifically for that purpose.
5.2 This Evaluation Report is not for use in the HVHZ.
5.3 Fire Classification is not part of this Evaluation Report; refer to current Approved Roofing Materials Directory or test
report from accredited testing agency for fire ratings of this product.
5.4 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.
5.5 Allowable roof covers applied atop GAF Roof Underlayments are follows:
TABLE 1: ROOF COVER OPTIONS
Underlayment Asphalt
Shingles Nail-On Tile Foam-On Tile Metal Wood Shakes &
Shingles
Slate or
Simulated Slate
VersaShield® Fire-Resistant
Roof Deck Protection Yes No No No No No
Liberty™ SBS Self-Adhering
Base/Ply Sheet Yes No No No No No
StormGuard® Film Surfaced
Leak Barrier Yes No No Yes No No
UnderRoof™ 2 Polyester-
Surfaced Leak Barrier Yes Yes Yes
See 5.5.1 No No Yes
UnderRoof™ HT High
Temperature Leak Barrier Yes No No Yes No No
WeatherWatch® Mineral
Surfaced Leak Barrier Yes No No No No No
WeatherWatch® XT Mat
Surfaced Leak Barrier Yes No No No No No
Ruberoid® Mop Granule Yes Yes Yes
See 5.5.1 No Yes Yes
Ruberoid® Mop Granule FR Yes Yes Yes
See 5.5.1 No Yes Yes
Exterior Research and Design, LLC. Evaluation Report 01506.04.08-R12
Certificate of Authorization #9503 FL10626-R12
Revision 12: 03/31/2015
Page 4 of 8
5.5.1 “Foam-On Tile” is limited to use of the following unless tensile adhesion / long term aging data from an accredited
testing laboratory is provided.
Underlayment(s) Adhesive Option(s)
UnderRoof™ 2 Polyester-Surfaced Leak Barrier 3M™ 2-Component Roof Tile Adhesive AH-160 (FL6332)
Ruberoid® Mop Granule; Ruberoid® Mop Granule FR Dow TileBond (FL717)
5.6 Allowable substrates are noted below:
5.6.1 Liberty™ SBS Self-Adhering Base/Ply Sheet; StormGuard® Film Surfaced Leak Barrier; UnderRoof™ 2 Polyester-
Surfaced Leak Barrier; UnderRoof™ HT High Temperature Leak Barrier; WeatherWatch® Mineral Surfaced Leak
Barrier and WeatherWatch® XT Mat Surfaced Leak Barrier, Self-Adhered to Deck:
New untreated plywood;
Existing untreated ASTM D41 primed plywood.
Ruberoid® Mop Granule and Ruberoid® Mop Granule FR, Asphalt-Applied to Deck:
ASTM D41 primed structural concrete.
5.6.2 Liberty™ SBS Self-Adhering Base/Ply Sheet; StormGuard® Film Surfaced Leak Barrier; UnderRoof™ 2 Polyester-
Surfaced Leak Barrier; UnderRoof™ HT High Temperature Leak Barrier; WeatherWatch® Mineral Surfaced Leak
Barrier and WeatherWatch® XT Mat Surfaced Leak Barrier, Self-Adhered to Mechanically Attached Base
Underlayment:
ASTM D226, Type II felt.
StormSafe™ Anchor Sheet
Ruberoid® Mop Granule and Ruberoid® Mop Granule FR, Asphalt-Applied to Mechanically Attached Base
Underlayment:
GAFGLAS® #80 Ultima™ Base Sheet;
Ruberoid® 20 Smooth.
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 April 2012 (04-12) or as detailed below.
5.6.3 Bond to Other Substrate Types:
ASTM D41 primed metal (flashing metal, valley metal, etc.)
5.6.4 Wind Resistance for Underlayment Systems in Foam-On Tile Applications: FRSA/TRI April 2012 (04-12) does not
address wind uplift resistance of all underlayment systems beneath foam-on tile systems, where the underlayment
forms part of the load-path. The following wind uplift limitations apply to underlayment systems that are not
addressed in FRSA/TRI April 2012 (04-12) and are used in foam-on tile applications. Maximum Design Pressure is the
result of testing for wind load resistance based on allowable wind loads, and reflects the ultimate passing pressure
divided by 2 (the 2 to 1 margin of safety per FBC 1504.9 has already been applied). Refer to FBC 1609 for
determination of design wind loads.
5.6.4.1 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 Polyester-Surfaced Leak Barrier, self-adhered
5.6.4.2 Maximum Design Pressure = -45 psf.
Deck: Min. 19/32-inch plywood to meet project requirements to satisfaction of AHJ.
Base Layer: GAFGLAS® #80 Ultima™ Base Sheet or Ruberoid® 20 Smooth mechanically attached with 12 ga., min.
1.25-inch long ring shank nails through 32 ga., 1-5/8 inch diameter tin caps spaced 9-inch o.c. at the
4-inch wide side laps and 9-inch o.c. at two (2), equally spaced, staggered center in the field of the
sheet.
Top Layer: Ruberoid® Mop Granule or Ruberoid® Mop Granule FR applied in full mopping of ASTM D312, Type
IV hot asphalt at 20 to 25 lbs/square.
Exterior Research and Design, LLC. Evaluation Report 01506.04.08-R12
Certificate of Authorization #9503 FL10626-R12
Revision 12: 03/31/2015
Page 5 of 8
5.6.4.3 Maximum Design Pressure = -45 psf.
Deck: Min. 19/32-inch plywood to meet project requirements to satisfaction of AHJ.
Base Layer: GAFGLAS® #80 Ultima™ Base Sheet or Ruberoid® 20 Smooth mechanically attached with 12 ga., min.
1.25-inch long ring shank nails through 32 ga., 1-5/8 inch diameter tin caps spaced 8-inch o.c. at the
4-inch wide side laps and 8-inch o.c. at three (3), equally spaced, staggered center in the field of the
sheet.
Top Layer: Ruberoid® Mop Granule or Ruberoid® Mop Granule FR applied in full mopping of ASTM D312, Type
IV hot asphalt at 20 to 25 lbs/square.
5.7 Exposure Limitations:
5.7.1 Liberty™ SBS Self-Adhering Base/Ply Sheet; StormGuard® Film Surfaced Leak Barrier; UnderRoof™ HT High
Temperature Leak Barrier; WeatherWatch® Mineral Surfaced Leak Barrier and WeatherWatch® XT Mat Surfaced Leak
Barrier shall not be left exposed for longer than 30-days after installation.
5.7.2 VersaShield® Fire-Resistant Roof Deck Protection, UnderRoof™ 2 Polyester-Surfaced Leak Barrier, Ruberoid® Mop
Granule and Ruberoid® Mop Granule FR shall not be left exposed for longer than 180-days after installation.
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 Matrix™ 307 Premium Asphalt Primer or alternate GAF accepted ASTM D41
primer prior to application of self-adhering membranes.
6.5 VersaShield® Fire-Resistant Roof Deck Protection:
6.5.1 Install VersaShield® Fire-Resistant Roof Deck Protection in compliance with manufacturer’s published installation
instructions and the requirements for ASTM D6757 underlayment in FBC Section 1507.2.3 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
6.5.2 Optional, or if required by the Authority Having Jurisdiction: Install a leak barrier of Liberty™ SBS Self -Adhering
Base/Ply Sheet; StormGuard® Film Surfaced Leak Barrier; UnderRoof™ 2 Polyester-Surfaced Leak Barrier;
UnderRoof™ HT High Temperature Leak Barrier; WeatherWatch® Mineral Surfaced or WeatherWatch® XT Mat
Surfaced Leak Barrier 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 the underlayment. Along the rake,
install the underlayment, leaving 6 to 8-inch of the deck exposed, and then install the leak barrier over the
underlayment and exposed decking. At other areas, install the leak barrier over the underlayment.
6.6 Liberty™ SBS Self-Adhering Base/Ply Sheet:
6.6.1 Install Liberty™ SBS Self-Adhering 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.
6.6.2 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.
6.6.3 For non-tile applications, direct to deck:
For direct-bond to deck applications plywood shall be primed with 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 Matrix™ 201 Premium
SBS Flashing Cement over drip edge.
Exterior Research and Design, LLC. Evaluation Report 01506.04.08-R12
Certificate of Authorization #9503 FL10626-R12
Revision 12: 03/31/2015
Page 6 of 8
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.
6.6.4 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 over the mechanically attached anchor sheet as noted above.
6.7 StormGuard® Film Surfaced Leak Barrier:
6.7.1 Install StormGuard® Film Surfaced 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.
6.7.2 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.
6.7.3 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 Chapt er 16 wind load
requirements. Install 1/8-inch troweling of 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.
6.7.4 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® Film Surfaced Leak Barrier over the mechanically attached anchor sheet as noted above.
6.8 UnderRoof™ 2 Polyester-Surfaced Leak Barrier:
6.8.1 Install UnderRoof™ 2 Polyester-Surfaced 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.
6.8.2 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.
6.8.3 For tile roof installations:
Reference is made to FRSA/TRI April 2012 (04-12) Installation Manual and Table 1 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.
6.8.4 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 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 1/16th to 1/8th inch thick trowel
application of Matrix™ 201 Premium SBS Flashing Cement.
Use a hand roller to firmly bond side and end laps.
Exterior Research and Design, LLC. Evaluation Report 01506.04.08-R12
Certificate of Authorization #9503 FL10626-R12
Revision 12: 03/31/2015
Page 7 of 8
6.8.5 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 Polyester-Surfaced Leak Barrier over the mechanically attached anchor sheet as noted above.
6.9 UnderRoof™ HT High Temperature Leak Barrier:
6.9.1 Install UnderRoof™ HT High Temperature 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.
6.9.2 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.
6.9.3 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.
6.9.4 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 High Temperature Leak Barrier over the mechanically attached anchor sheet as noted above.
6.10 WeatherWatch® Mineral Surfaced Leak Barrier or WeatherWatch® XT Mat Surfaced Leak Barrier:
6.10.1 Install WeatherWatch® Mineral Surfaced Leak Barrier or WeatherWatch® XT Mat Surfaced 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.
6.10.2 WeatherWatch® Mineral Surfaced 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.
6.10.3 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.
6.10.4 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 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-feet apart.
Use a hand roller to firmly bond side and end laps.
6.10.5 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 WeatherWatch® Mineral Surfaced Leak Barrier or WeatherWatch® XT Mat Surfaced Leak Barrier over the
mechanically attached anchor sheet as noted above.
Exterior Research and Design, LLC. Evaluation Report 01506.04.08-R12
Certificate of Authorization #9503 FL10626-R12
Revision 12: 03/31/2015
Page 8 of 8
6.11 Ruberoid® Mop Granule; Ruberoid® Mop Granule FR:
6.11.1 Shall be installed in compliance with current GAF published installation requirements, subject to the limitations
herein.
6.11.2 Non-Tile Applications:
6.11.2.1 Fully adhere in ASTM D312, Type IV hot-asphalt to the substrates noted in Section 5.5. Side laps shall be minimum 4-
inch and end-laps minimum 6-inch wide, and offset end-laps minimum 3-feet from course to course. Side and end-
laps shall be fully adhered in a complete mopping of hot asphalt with asphalt extending approximately 3/8-inch
beyond the lap edge. Consult GAF instructions regarding back-nailing requirements.
6.11.3 Tile Applications:
6.11.3.1 Refer to FRSA/TRI April 2012 (04-12) Installation Manual and Table 1 herein.
6.11.3.2 Tile shall be loaded and staged in a manner that prevents tile slippage and/or damage to the underlayment.
7. BUILDING PERMIT REQUIREMENTS:
As required by the Building Official or Authority Having Jurisdiction in order to properly evaluate the installation of this product.
8. MANUFACTURING PLANTS:
Contact the manufacturer or the named QA entity for information on plants covered under Rule 61G20-3 QA requirements.
9. QUALITY ASSURANCE ENTITY:
UL, LLC. – QUA9625; (847) 664-3281
- END OF EVALUATION REPORT -