Gaf Ruberoid Heat-Weld Specification

GAF® RUBEROID® HEAT-WELD SPECIFICATION

N-3-1-HG

PART 1GENERAL

1.01SUMMARY

A.Section Includes

1.Asphaltic Modified Bituminous Roofing

2.Roof Insulation

B.Related Sections

1.Section 06100: Rough Carpentry

2.Section 07620: Sheet Metal Flashing and Trim

3.Section 15430: Plumbing Specialties

1.02REFERENCES

A.American Society for Testing and Materials (ASTM) - Annual Book of ASTM Standards

1.ASTM D-4601 - Standard Specification for Asphalt-Coated Glass Fiber Base Sheet Used in Roofing

2.ASTM D-4897-Standard Specification for Asphalt-Coated Glass-Fiber Venting Base Sheet Used in Roofing

3.ASTM D-5147 -Standard Test Methods for Sampling and Testing Modified Bituminous Sheet Material

4.ASTM D-3909 - Standard Specification for Asphalt Roll Roofing (Glass Felt) Surfaced With Mineral Granules

5.ASTM D-6222 -Standard Specification for Atactic Polypropylene (APP) Modified Bituminous Sheet Materials Using Polyester Reinforcements

6.ASTM D-6164 - Standard Specification for Styrene Butadiene Styrene (SBS) Modified Bituminous Sheet Materials Using Polyester Reinforcements

7.ASTM D-6163 - Standard Specification for Styrene Butadiene Styrene (SBS) Modified Bituminous Sheet Materials Using Glass Fiber Reinforcements

8.ASTM D-6298- Standard Specification for Fiberglass Reinforced Styrene-Butadiene-Styrene (SBS) Modified Bituminous Sheets with a Factory Applied Metal Surface

B.Sheet Metal and Air Conditioning Contractors National Association, Inc. (SMACNA) - Architectural Sheet Metal Manual

C.National Roofing Contractors Association (NRCA)

D.American Society of Civil Engineers (ASCE)

E.U.S.GreenBuilding Council (USGBC)

1.Leadership in Energy and Environmental Design (LEED)

F.Factory Mutual (FM Global) - Approval Guide

G.Underwriters Laboratories (UL) - Roofing Systems and Materials Guide

H.MiamiDadeCounty

1.03DEFINITIONS

A.Roofing Terminology: Refer to ASTM D1079 and the glossary of the National Roofing Contractors Association (NRCA) Roofing and Waterproofing Manual for definitions of roofing terms related to this section.

1.04LEED CERTIFICATION

A.Provide a roofing system that will achieve or aid in the qualification of points satisfying

1.Materials & Resource credit 3 - Material Reuse

2.Materials & Resource credit 4 - Recycled Content.

3.Materials & Resource credit 5 - Local and Regional Materials.

1.05SUBMITTALS

A.Product Data: Provide product data sheets for each type of product indicated in this section.

B.Shop Drawings: Provide manufacturers standard details and approved shop drawings for the roof system specified.

C.Samples: Provide samples of insulations, fasteners, membrane materials and accessories for verification of quality.

D.Certificates: Installer shall provide written documentation from the manufacturer of their authorization to install the roof system, and eligibility to obtain the warranty specified in this section.

E.L.E.E.D. submittal: Coordinate with Section 01115 - Green Building Requirements, for LEED certification submittal forms and certification templates.

1.06QUALITY ASSURANCE

A.Manufacturer’s Qualifications: GAF® shall provide a roofing system that meets or exceeds all criteria listed in this section.

B.Installer’s Qualifications:

1.Installer shall be classified as a Master or Master Select contractor as defined and certified by GAF®.

2.Installer shall be classified as a Master Select contractor as defined and certified by GAF®.

3.Installer shall be classified as a Master contractor as defined and certified by GAF®.

4.Installer shall be classified as an Authorized contractor as defined and certified by GAF®.

C.Source Limitations: All components listed in this section shall be provided by a single manufacturer or approved by the primary roofing manufacturer.

D.Final Inspection***ONLY DIAMOND PLEDGE***

Manufacturer’s representative shall provide a comprehensive final inspection after completion of the roof system. All application errors must be addressed and final punch list completed.

1.07PRE-INSTALLATION CONFERENCE

A.Prior to scheduled commencement of the roofing installation and associated work, conduct a meeting at the project site with the installer, architect, owner, GAF® representative and any other persons directly involved with the performance of the work. The installer shall record conference discussions to include decisions and agreements reached (or disagreements), and furnish copies of recorded discussions to each attending party. The main purpose of this meeting is to review foreseeable methods and procedures related to roofing work.

1.08PERFORMANCE REQUIREMENTS

A.Provide an installed roofing membrane and base flashing system that does not permit the passage of water, and will withstand the design pressures calculated in accordance with the most current revision of ASCE 7.

B.GAF® shall provide all primary roofing materials that are physically and chemically compatible when installed in accordance with manufacturers current application requirements.

1.09REGULATORY REQUIREMENTS

A.All work shall be performed in a safe, professional manner, conforming to all federal, state and local codes.

***CHOOSE FIRE RATING IF REQUIRED***

B.Exterior Fire Test Exposure: Provide a roofing system that will achieve an Underwriters Laboratories rating for roof slopes indicated.

1.UL Class A

2.UL Class B

3.UL Class C

***CHOOSE FM RATING IF REQUIRED***

***Consult GAF® Contractor services for Ratings above FM 1-90***

C.Windstorm Classification: Provide a roofing system which will achieve a Factory Mutual wind uplift rating,as listed inthe current FM Approval Guide.

1.1-60

2.1-75

3.1-90

4.1-90

1.10DELIVERY, STORAGE AND HANDLING

A.Deliver all roofing materials to the site in original containers, with factory seals intact. All products are to carry either a GAF® or BMCA ® label.

B.Store roll goods on end on pallets in a clean, dry, protected area. Take care to prevent damage to roll ends or edges. Do not double stack modified bitumen products.

C.Materials shall be stored above 55°F (12.6°C) a minimum of 24 hours prior to application.

D.Store all pail goods in their original undamaged containers in a clean, dry location within their specified temperature range. Reference data sheets for product storage requirements.

E.Do not expose materials to moisture in any form before, during or after delivery to the site. Reject delivery of materials that show evidence of contact with moisture.

F.Remove manufacturer supplied plastic covers from materials provided with such. Use “breathable” type covers such as canvas tarpaulins to allow venting and protection from weather and moisture. Cover and protect materials at the end of each work day. Do not remove any protective tarpaulins until immediately before the material will be installed.

1.11PROJECT CONDITIONS

A.Weather

1.Proceed with roofing only when existing and forecasted weather conditions permit.

2.Ambient temperatures must be above 45°F (7.2°C) when applying hot asphalt or water based adhesives.

1.12WARRANTY/GUARANTEE

***CHOOSE ONE WARRANTY/GUARANTEE***

A.Provide Manufacturers standard WeatherStopper® Diamond Pledge Guarantee with single source coverage* and no monetary limitation, where the manufacturer agrees to repair or replace components in the roofing system, which cause a leak due to a failure in materials or workmanship.

1.Duration: Five(5), Ten (10),Twelve (12),Fifteen (15), Twenty (20) Twenty-Five (25) ***CHOOSE ONE*** years from the date of completion.

B.Provide Manufacturers standard WeatherStopper® Diamond Pledge Guarantee with single source Edge-to-Edge coverage* and no monetary limitation, where the manufacturer agrees to repair or replace components in the roofing system and pre-approved metal edge details, which cause a leak due to a failure in materials or workmanship.

1.Duration: Five(5), Ten (10),Twelve (12),Fifteen (15), Twenty (20) Twenty-Five (25) ***CHOOSE ONE*** years from the date of completion.

C.Provide Manufacturers standard WeatherStopper® Diamond Pledge Guarantee with the WELL ROOF Advantage. Provides single source coverage* and no monetary limitation, where the manufacturer agrees to repair or replace components in the roofing system, which cause a leak due to a failure in materials or workmanship.

1.Duration: Five(5), Ten (10),Twelve (12),Fifteen (15), Twenty (20) Twenty-Five (25) ***CHOOSE ONE***years from the date of completion.

2.Extension: GAF® also guarantees to the original or first subsequent owner that coverage shall be extended by 25% of the original guarantee length, provided that the roof in inspected and maintained in accordance with the MAINTAINENCE section of this specification.

D.Provide Manufacturers standard WeatherStopper® System Pledge Guarantee with single source coverage* and a monetary limitation of one (1) dollar per square foot, where the manufacturer agrees to repair or replace components in the roof system, which cause a leak due to failure in materials or workmanship.

1.Duration: Five (5), Ten (10),Twelve (12),Fifteen (15), Twenty (20) ***CHOOSE ONE***years from the date of completion.

E.Provide GAF®® WeatherStopper® Integrated Roofing System Guarantee where the manufacturer agrees to repair or replace the portion of the roofing materials, which have resulted in a leak due to a manufacturing defect or defects caused by ordinary wear and tear.

1.Duration: Five(5), Ten (10),Twelve (12),Fifteen (15), Twenty (20) ***CHOOSE ONE***years from the date of completion.

F.Provide Manufacturers standard prorated material warranty where the manufacturer agrees to repair or replace to portion of the roofing materials that have resulted in a leak due to a manufacturing defect or defects caused by ordinary wear and tear

1.Duration: Ten (10) years

*Materials and workmanship of listed products within this section when installed in accordance with current GAF® application and specification requirements. Contact GAF® Contractor Services for the full terms and conditions of the guarantee.

PART 2PRODUCTS

2.01ACCEPTABLE MANUFACTURER

A.GAF - 1361 Alps Road, Wayne, NJ07470

2.02ROOF BOARD

A.Underlayment or overlayment board with a water-resistantand silicone treated gypsum core with glass fiber facers embedded on both sides, and pre-primed on one side. GP Dens-Deck Prime Roof Board, distributed by GAF®®.

1.Board Thickness:

2.Thermal Resistance (R value) of:

B.Underlayment or overlayment board with a water-resistantand silicone treated gypsum core with glass fiber facers embedded on both sides. GP Dens-Deck Roof Board, distributed by GAF®®

1.Board Thickness:

2.Thermal Resistance (R value) of:

C.Underlayment or overlayment board with a water-resistantand silicone treated gypsum core with glass fiber facers embedded on both sides and a factory-applied low perm, integrated, durable coating that enhances bond strength of the membrane system. GP Dens-Deck DuraGuard™ Roof Board, distributed by GAF®®

1.Board Thickness:

2.Thermal Resistance (R value) of:

2.03ROOF BOARD

A.Fiber-reinforced gypsum panel with an integral water-resistant core. Securock® Roof Board by US Gypsum.

1.Board Thickness: ¼”

2.Thermal Resistance (R value) of: .20

2.04INSULATION ACCESSORIES

A.Cant Strip: Factory fabricated rigid perlite strip cut at angles to provide a true 45 Angle between horizontal and vertical surfaces, EnergyGuard Perlite Cant Strip, by GAF®

B.Tapered Edge Strip: Factory fabricated rigid perlite strip cut at angles to provide a smooth transition between differences in elevation. EnergyGuard Tapered Edge Strip, by GAF®

2.05BASE / PLY SHEETS

***CHOOSE APPROPRIATE PRODUCTS***

A.Dry Sheathing Paper: Red Rosin Paper, unsaturated.

B.Moisture resistant and flame retardant inorganic base sheet, asphalt coated with mineral granules: Conforms to or exceeds requirements of ASTM D 3672 Type II and ASTM D 4897, Type II and UL Type G2 BUR. Each roll contains one and one-quarter squares of material, approximately 39.4” x 40’ 8” (1 m x 12.4 m); GAFGLASSTRATAVENTEliminatorNailable base sheet.

C.Glass fiber asphalt saturated ply sheet, strong and lightweight. Conforms to or exceeds requirements of ASTM D 2178 Type IV and UL Type G1 BUR Each roll contains five (5) squares (530 sq. ft.) of material, approximately 39.4” x 161.8’ (1.0m x 49.3m), GAFGLAS Ply 4.

D.Premium glass fiber asphalt saturated ply sheet with flexible design: Conforms to or exceeds requirements of ASTM D 2178 Type VI and UL Type G1 BUR. Each roll contains five (5) squares (530 sq. ft.) of material, approximately 39.4” x 161.8’ (1.0m x 49.3m), GAFGLASFlexPly 6.

E.Heavyweight asphalt coated glass fiber base sheet: Conforms to or exceeds requirements of ASTM D 4601, Type II, UL Type G2 BUR, and Federal Spec SS-R-620B Type II. Each roll contains three (3) squares (320 sq. ft.) of material, approximately 39.4" x 97.5’ (1 m x 29.7 m); GAFGLAS #75 base sheet.

F.High performance, asphalt coated, glass-reinforced base sheet: Conforms to or exceeds requirements of ASTM D 4601, Type II, UL Type G2 BUR, and Federal Spec SS-R-620B Type II. Each roll contains two (2) squares (214 sq. ft.) of material, approximately 39.4" x 65.2’ (1 m x 19.9 m); 75 lbs. GAFGLAS #80 ULTIMAbase sheet

G.Tough, resilient, smooth surfaced, asphalt modified bitumen membrane containing a core of non-woven glass fiber mat coated with flexible, SBS polymer-modified asphalt designed for heat weld application. Conforms to or exceeds requirements of ASTM D 6163 Type I Grade S. Contains one and one-half squares of material, approximately 39.4” x 49.1’ (1 m x 14 m); Ruberoid SBS Heat-Weld 25 base / ply sheet.

H.Tough, resilient, smooth surfaced, asphalt modified bitumen membrane containing a core of non-woven polyester mat coated with flexible, SBS polymer-modified asphalt designed for heat weld application. Conforms to or exceeds requirements of ASTM D 6164 Type I Grade S. Each roll contains one square of material, approximately 39.4” x 33.6’ (1 m x 10.3 m), Ruberoid SBS Heat-Weld Smooth base / ply sheet.

2.06MEMBRANE MATERIALS

A.Tough, resilient, asphalt modified bitumen membrane containing a core of non-woven polyester mat coated with flexible, SBS polymer-modified asphalt designed for heat weld application. Conforms to or exceeds requirements of ASTM D6164 Type I Grade G. Each roll contains one (1) square of material, approximately 39.4” x 33.6’ (1 m x 10.3 m), Ruberoid SBS Heat-Weld Granule flashing membrane.

2.07FLASHING MATERIALS

***CHOOSE APPROPRIATE PRODUCTS***

A.Heavyweight asphalt coated glass fiber base sheet: Conforms to or exceeds requirements of ASTM D 4601, Type II, UL Type G2 BUR, and Federal Spec SS-R-620B Type II. Each roll contains three (3) squares (320 sq. ft.) of material, approximately 39.4" x 97.5’ (1 m x 29.7 m); GAFGLAS #75 base sheet.

B.High performance, asphalt coated, glass-reinforced base sheet: Conforms to or exceeds requirements of ASTM D 4601, Type II, UL Type G2 BUR, and Federal Spec SS-R-620B Type II. Each roll contains two (2) squares (214 sq. ft.) of material, approximately 39.4" x 65.2’ (1 m x 19.9 m); GAFGLAS #80 ULTIMAbase sheet

E.Moisture resistant and flame retardant inorganic base sheet, asphalt coated with mineral granules: Conforms to or exceeds requirements of ASTM D 3672 Type II and ASTM D 4897, Type II and UL Type G2 BUR. Each roll contains one and one-quarter squares of material, approximately 39.4” x 40’ 8” (1 m x 12.4 m); GAFGLASSTRATAVENTEliminatorNailable base sheet.

F.Tough, resilient, smooth surfaced, asphalt modified bitumen membrane containing a core of non-woven glass fiber mat coated with flexible, SBS polymer-modified asphalt designed for heat weld application. Conforms to or exceeds requirements of ASTM D6163 Type I Grade S. Contains one and one-half squares of material, approximately 39.4” x 49.1’ (1 m x 14 m); Ruberoid SBS Heat-Weld 25 base / ply sheet.

G.Tough, resilient, smooth surfaced, asphalt modified bitumen membrane containing a core of non-woven polyester mat coated with flexible, SBS polymer-modified asphalt designed for heat weld application. Conforms to or exceeds requirements of ASTM D6164 Type I Grade S. Each roll contains one square of material, approximately 39.4” x 33.6’ (1 m x 10.3 m), Ruberoid SBS Heat-Weld Smooth base / ply sheet.

H.Tough, resilient, asphalt modified bitumen membrane containing a core of non-woven polyester mat coated with flexible, SBS polymer-modified asphalt designed for heat weld application. Conforms to or exceeds requirements of ASTM D6164 Type I Grade G. Each roll contains one (1) square of material, approximately 39.4” x 33.6’ (1 m x 10.3 m), Ruberoid SBS Heat-Weld Granule flashing membrane.

I.Fire-retardant, granule surfaced modified bitumen sheet shall be a prefabricated styrene butadiene styrene (SBS) modified asphalt membrane. Non-woven polyester (180 g/m²) reinforcement. Conforms to or exceeds the requirements of ASTM D6164 Type I Grade G. Each roll contains one (1) square of material, approximately 39.4” x 33.6’ (1 m x 10.3 m), RuberoidSBSHeat-Weld 170FRflashing membrane.

J.Premium, heavy-duty asphalt modified bitumen membrane containing a core of non-woven polyester mat coated with flexible, SBS polymer-modified asphalt designed for heat weld application. Conforms to or exceeds requirements of ASTM D6164 Type II Grade G. Each roll contains one square of material, approximately 39.4” x 33.6’ (1 m x 10.3 m), Ruberoid SBS Heat-Weld Plus flashing membrane.

K.Premium, heavy-duty, fire-resistant, granule-surfaced asphalt modified bitumen membrane containing a core of non-woven polyester mat coated with flexible, SBS polymer-modified asphalt designed for heat weld application. Conforms to or exceeds requirements of ASTM D6164 Type II Grade G. Each roll contains one square of material, approximately 39.4” x 33.6’ (1 m x 10.3 m), Ruberoid SBS Heat-Weld Plus FR roof membrane.

L.Premium, fire retarding bitumen membrane containing a high tensile woven fiberglass scrim coated with an SBS polymer-modified asphalt and covered with a protective foil facing with small built-in control channels. Conforms to or exceeds requirements of ASTM D6298. Each roll contains one square of material, approximately 39.75” x 33.4’ (1 m x 10.1 m); Ruberoid ULTRACLAD SBS flashing membrane.

2.08BITUMEN / ADHESIVES***CHOOSE APPROPRIATE PRODUCTS***

A.Asphalt Bitumen: ASTM D312 Type III or IV

B.SEBS Modified Asphalt: ASTM D312 Type III or IV

C.SBS Cement: ASTM D4586, Matrix 201 Premium SBS Flashing Cement, by GAF®®.

D.SBS Cement: ASTM D4586, Matrix 202 SBS Flashing Cement, by GAF®®.

E.Roof Cement: ASTM D4586, Matrix 203 Plastic Roof Cement, by GAF®®.

F.Asphalt Primer: ASTM D41 Matrix 307 Premium Asphalt Primer, by GAF®®

G.Insulation Adhesive: Oly-Bond 500™ distributed by GAF®®

H.Insulation Adhesive: Oly-Bond 500™ SpotShot™ distributed by GAF®®

I.Insulation Adhesive: Oly-Bond 500™ Green distributed by GAF®®

J.Insulation Adhesive: Oly-Bond 500™ SpotShot™ Green distributed by GAF®®

K.Insulation Adhesive: Insta-Stik by Dow Chemical

*It is the responsibility of those involved with the design of the building to attain indemnification for the attachment and integrity of the Insta-Stik Product. GAF® assumes no responsibility for the Insta-Stik product or its performance within the system.

2.09PLATES & FASTENERS

A.Drill•Tec Standard Screws: Standard duty alloy steel insulation fastener with CR-10 coating with a .215” diameter thread. Factory Mutual Standard 4470 Approved, #3 Phillips head for use on steel and wood decks.

B.Drill•Tec ASAP 3P Fastener: Assembled screw and 3” locking plastic plate. Alloy steel fastener with CR-10 coating with a .215” diameter thread. Factory Mutual Standard 4470 Approved, #3 Phillips truss head.