History
Pro Affiliations
RMS Services
Certification
Coatings/Mastics
Hot Asphalts
Organic Felts
BUR Sheets
Ad Images
CO/OP Info

Design Criteria
Installation Guide
Quality Assurance UL/FM Classifications


   


 

Page: 1 | 2 | 3 | 4 | 5 |

 

FM APPROVAL GUIDE

Roof Cover: Fields M68 RubrCap
Deck: Steel or Structural Concrete Decks (new or recover), and FR-Treated Wood Decks (recover), Gypsum Cementitious Wood Fiber
Coating: See ASTM E 108 below
Laps: 4 in. (102 mm) wide side and 6 in. (152 mm) wide end
Application: Adhered with hot asphalt or mechanically attached
Base Sheet: Fields F52 GlasBase
Ply Sheets: Fields F54 GlasPly 6, Fields F56 GlasPly 4,
Hail Rating: Class 1-SH
ASTM E 108: The noncombustible deck ratings follow:
Rating A
Slope 1 in 12
Membrane Fields M68 RubrCap


Construction #1: Base sheet adhered to the insulation shown below with hot asphalt. Fields M68 RubrCap adhered to the base sheet with hot asphalt.
Fasteners: UltraFast #12, #14 or CD-10 with Johns Manville steel or plastic plates. NTB Fastener and NTB metal or plastic plate or UltraFast with GlasFast plastic plate.


Construction #1a: Steel new, Concrete new and recover. Min 1.4 in. (36 mm) ENRGY 2 (not on steel), min 1.5 in. (38 mm) thick
Fesco-Foam or DuraBoard or min 1 in. (25 mm) Fesco roof insulation is secured to the deck with fasteners and plates shown in Construction #1 applied at 2.0 ft2 (0.2 m2) max contributory area per fastener. Meets Class 1-90.


Construction #1b: Steel new, Concrete new and recover. Min 34 in. (19 mm) thick Fesco roof insulation is fastened to the deck with fasteners and plates shown and applied as in Construction #1a. Meets Class 1-60. Meets Class 1-90 fastened at a max contributory area per fastener of 1.6 sq ft (1.5 m).


Construction #1c: Steel new, Concrete new and recover. Min 1.3 in. (32 mm), ACFoam-II, ENRGY 2 (not on steel) or Multi-Max is loose laid on the deck and covered with 1 in. (25 mm) thick Armor Board Regular, Esgard, Celotex Fiberboard, GAFTEMP Fiberboard, Huebert Fiberboard, Kop-R Wood Fiber secured to the deck with fasteners and plates shown and applied as in Construction #1a or covered with 34 in. (19 mm) thick Fesco secured to the deck with fasteners and plates shown and applied as in Construction #1b. Meets Class 1-60.


Construction #1d: Steel new, Concrete new and recover. Min 1.3 in. (32 mm), ACFoam-II, ENRGY 2 or Multi-Max is secured to the deck with fasteners and plates shown and applied as in Construction #1a. Min 34 in. (19 mm) thick Fesco or 12 in. (19 mm) thick Retrofit roof insulation is then adhered with hot asphalt. Meets Class 1-90.


Construction #1e: Recover. 1 in. (25 mm) thick Fesco, Fields F52 GlasBase adhered to an existing smooth BUR by spot mopping of asphalt — approximately 12 in. (0.3 m) dia. spots, 24 in. (0.6 m) o.c. in rows staggered. Meets Class 1-60.


Construction #1f: Recover. Base sheet adhered directly to structural concrete roof deck (meets Class 1-90) or adhered to an existing
smooth BUR with asphalt. Meets Class 1-60/1-90 per existing roof.


Construction #1g: Recover. Base sheet is secured through the existing roof to the deck with fasteners and metal plates shown in
Construction #1 applied 12 in. (0.3 m) o.c. along the 3 in. (76 mm) side laps and 18 in. (0.5 m) o.c. down the center of the sheet. Meets Class 1-90.


Construction #1h
: Steel new, Concrete new and recover. Min 1.4 in. (35 mm) ENRGY 2 (not with ENRGY 2 coverboard or steel), min 1.5 in. (38 mm) Fesco Foam or DuraBoard, min 34 in. (19 mm) Fesco is secured to the deck with fasteners and plates shown in Construction #1a. Min 1.4 in. (35 mm) ENRGY 2, min 1.5 in. (38 mm) Fesco Foam, min 34 in. (19 mm) Fesco, min 34 in. (19 mm) Fiber Glass or Base Cap or 12 in. (13 mm) Retro-fit is then adhered in hot asphalt at 25 lb/sq (1.2 kg/m2). Meets Class 1-90

Construction #1i: Steel new, Concrete new and recover. Min 1.4 in. (35 mm) ENRGY 2, min 1.5 in. (38 mm) Fesco Foam or DuraBoard, or min 34 in. (19 mm) Fesco loose laid on deck. Min 1.4 in. (35 mm) ENRGY 2, or min 1.5 in. (38 mm) Fesco Foam or DuraBoard is placed with all joints staggered and mechanically fastened through both layers to the deck as shown in Construction #1. Meets Class 1-90.


Construction #1j: Concrete. Single and Multilayer insulations. One or more layers min 1.4 in. (35 mm) ENRGY 2, min 1.5 in. (38 mm) Fesco Foam or DuraBoard, or min 34 in. (19 mm) Fesco, Fiber Glass or Base Cap or 12 in. (13 mm) Retro-Fit Board, GAFTEMP Permalite Recover, Permalite Recover Board adhered to the deck with hot asphalt applied at a rate of 30 lb/sq (1.7 kg/m2). Roof cover applied as in Construction #1. Meets Class 1-90.
Construction #2: Steel new, Concrete new and recover. Min 1.5 in. (38 mm) thick Fesco-Foam or DuraBoard is fastened to the deck with fasteners and plates shown in Construction #1 applied at a max contributory area per fastener of 4.0 ft2 (0.4 m2), Meets Class 1-60 or at 2.7 ft2 (0.3 m2) Meets Class 1-90. Roof coverings consist of:


Construction #2a: Base or Ply Sheet; 1 or 2 plies of Fields F56 GlasPly 4 or Fields F54 GlasPly 6; 1 ply of Fields M68 RubrCap. All plies adhered with hot asphalt.


Construction #2b: 1, 2 or 3 plies of Fields F56 GlasPly 4 or Fields F54 GlasPly 6; 1 ply of Fields M68 RubrCap. All plies adhered with hot asphalt.


Construction #3: Steel new, Concrete new and recover. Min 34 in. (19 mm) thick Fesco roof insulation is fastened to the deck with fasteners and plates shown in Construction #1 with optional layer of 1.4 in. (35 mm) ENRGY 2, or 1.5 in. (38 mm) Fesco Foam or DuraBoard mopped to Fesco with asphalt. The Fesco board, Permalite, GAFTEMP Permalite secured at a max contributory area per fastener of 2.7 ft2 (0.3 m2), Meets Class 1-60 or 2 ft2 (0.2 m2) Meets Class 1-90. Roof coverings as shown in Construction #2a or #2b.


Construction #3a: Min 34 in. (19 mm) Fesco roof insulation is mechanically secured to the deck per the Insulation and Fastener Tables for Approved Glass and Organic Felt Built Up Roofs. Roof coverings (all 3-4 ply only) per Construction #2a or #2b. Meets uplift classification of mechanically attached insulation.


Construction #4: Steel new, Concrete new and recover. Min 1.3 in. (32 mm) ENRGY 2 (not on steel) or Multi-Max or ACFoam-II is loose laid on the deck and covered with 1 in. (25 mm) thick Armor Board Regular, Esgard, Celotex Fiberboard, GAFTEMP Fiberboard, Huebert Fiberboard, Kop-R Wood Fiber secured to the deck with fasteners and plates shown and applied as in Construction #1. Roof coverings as shown in Construction #2a or #2b. Meets Class 1-90.


Construction #5: Steel new, Concrete new and recover. Min 1.3 in. (32 mm), ACFoam-II, ENRGY 2 or Multi-Max is loose laid on the deck and covered with min 34 in. (19 mm) thick Fesco roof insulation secured to the deck with fasteners and plates shown and applied as in Construction #3. Roof coverings as shown in Construction #2a or #2b. Meets Class 1-90.


Construction #6: Steel new, Concrete new and recover. Min 1.3 in. (32 mm), ACFoam-II, ENRGY 2 or Multi-Max is secured to the deck with fasteners shown in Construction #1 applied at a max contributory area per fastener of 3.0 ft2 (0.3 m2), meets Class 1-60 or at 2.0 ft2 (0.2 m2) meets Class 1-90. Min 34 in. (19 mm) thick Fesco, Fiber Glass or Base Cap or 12 in. (19 mm) thick Retrofit roof insulation is then adhered with hot asphalt. Roof coverings as shown in Constructions #2a or #2b. Meets Class 1-90.


Construction #6a: Steel new, Concrete new and recover. Min 1516 in. (24 mm) Fiber Glass or Base Cap secured to the deck with fasteners shown in Construction #1 applied at a max contributory area per fastener of 4.0 ft2 (0.4 m2) meets Class 1-60 or 3.2 ft2 0.3 m2) meets Class 1-90. Roof coverings as shown in Construction #2a or #2b for max three-ply systems only.


Construction #6b: Steel new, Concrete new and recover. Min 158 in. (41 mm) Fiber Glass or BaseCap secured to the deck with fasteners shown in Construction #1 applied at a max contributory area per fastener of 4.0 ft2 (0.4 m2). Meets Class 1-90. Roof coverings as shown in Construction #2a or #2b.


Construction #6c: Steel new, Concrete new and recover. Min 2 in. (51 mm) Fiber Glass or Base Cap secured to the deck with fasteners shown in Construction #1, min 34 in. (19 mm) Fesco, Fiber Glass or Base Cap or 12 (13 mm) Retro-Fit board, GAFTEMP Permalite Recover, Permalite Recover Board is then adhered in asphalt. Max contributory area per fastener for bottom layer of insulation is 5.33 ft2 (0.5 m2) meets Class 1-60 or 4.0 ft2 (0.4 m2) meets Class 1-90. Roof coverings as shown in Construction #2a or #2b.


Construction #6d: Min 1.4 in. (36 mm) ENRGY 2 (not with ENRGY 2 coverboard on steel deck) is mechanically secured to the deck per the Insulation and Fastener Tables for Approved Glass and Organic Felt Built Up Roofs. Min 0.75 in. (38 mm) thick Fesco Board or 12 in. (19mm) thick Retrofit roof insulation is secured to the insulation with hot asphalt (all joints are staggered). Roof coverings (all 3-4 ply only) per Construction #2a or #2b. Meets uplift classification of mechanically attached insulation.


Constructions #7: Steel new, Concrete new and recover. Insulation systems. Refer to Georgia-Pacific Corp. and Owens-Corning Specialty & Foam Products listings for insulation system construction details. Roof coverings as shown in Construction #1, #2a or #2b. Meets Class 1-60/1-90 per insulation system.


Constructions #8: Steel or Wood recover, Concrete new and recover. Retrofit Board secured to the deck with fasteners and metal plates shown in Construction #1 or 12 in. (13 mm) thick High Density Roof Fiberboard secured to the deck with fasteners applied at 2.0 ft2 (0.2 m2) max contributory area per fastener. Meets Class 1-90 as shown in Construction #1, #2a or #2b.
Fasteners: 1) Dekfast Stainless Steel with 3 in. Round plate; #12, #14 Dekfast or Omega with Lock or Hex Plate, Dekfast Autoset Plate. 2) Sure-Seal HP #10, Sure-Seal HP #14, Secure Spike or Concrete Fastener with Sure-Seal Insulation Plate. 3) AccuTrac or Hextra with Recessed or AccuTrac Plate; #12, 14 in., #14-10 or #15 Roofgrip with Recessed or Flat Bottom Plate. 4) Olympic #10, Olympic Standard, Olympic Heavy Duty, Stainless #12, Hex Head #12, #14, Iron-Lok, Strap Toggle, CD-10 or Fluted Nail with Standard or G-2 plate; Olympic Standard or Olympic Heavy Duty with LGP. 5) #12 or #14 Insul-Fixx with IF-3-S. 6) Tru-Fast TP, DP, Ultra S.S., HD, DL or DP-H with MPH-3.


Constructions #8a: Steel or Wood recover, Concrete new and recover. Retrofit Board is mechanically secured to the deck per the
Insulation and Fastener Tables for Approved Glass and Organic Felt Built Up Roofs. Roof coverings (all 3-4 ply only) per Construction #2a or #2b. Meets uplift classification of mechanically attached insulation.


Constructions #9: Concrete. Insulations shown in Constructions #1 through #8 are adhered to the deck in single or in multiple layers with hot asphalt. Roof coverings as shown in Construction #1, #2a or #2b. Meets Class 1-90.


Constructions #10: Gypsum reroof or recover. Secure base sheet per gypsum roof deck listing. Roof coverings as shown in Construction #1, #2a or #2b. Meets Class 1-60/1-90 per base sheet securement.


Constructions #11: Cementitious Wood Fiber, Gypsum Reroof. Insulations Approved for securement with Olympic fasteners as shown above, are secured to an the deck with one Olympic GTL, Lite-Deck, NTB Magnum or Iron-Lok or Strap Toggle (gypsum only) applied at 2 ft2 (0.19 m2) max contributory area per fastener. Roof coverings as shown in Construction #1, #2a or #2b. Meets Class 1-60 with min 112 in. (38 mm) deck penetration and 1-90 with min 2 in. (51 mm) deck penetration. Toggles Meet Class 1-90.


Constructions #12: Steel, Concrete, Cementitious Wood Fiber, Gypsum. Insulations referenced above in Constructions #1 through #11 are presecured to the deck. Base sheet is applied over the insulation and secured to the deck with Powerlite, Rawl Spike, T-Spike, Lok/Bolt, Drive,Speed-Lock Toggle Bolt, Zamac Nailin, Rawl #12, #14 or Speed-Lock Toggle Bolt and Rawl metal plates spaced 24 in. (0.6 m) o.c. along the base sheet 2 in. (51 mm) overlap and 18 in. (0.5 m) o.c. in 2 rows equally spaced and staggered in the field of the sheet. Roof coverings as shown in Construction #1, #2a or #2b. Meets Class 1-60.


Construction #13
: Steel. FM Approved 18, 20 or 22 ga. (MSG) (0.0474, 0.0358 or 0.0295 in. [1.2, 0.9 or 0.7 mm]) steel deck placed over 0.25 in. (6 mm) thick structural steel supports having max 6 ft (1.8 m) o.c. span. The deck is anchored to the min 0.25 in. (6 mm) thick steel supports with ITW Buildex Teks 4 or Teks 5 fasteners spaced max 6 in. (152 mm) o.c. at the supports. The deck side laps shall be secured with ITW Buildex Teks 1 fastener spaced max 30 in. (762 mm) o.c.
Min 2 in. (51 mm) thick ENRGY 2 roof insulation mechanically secured to the deck with UltraFast fasteners and metal plates applied at 1.45 sq/ft (0.1 m2) max contributory area per fastener and plate (22 fasteners and plates per 4•8 ft (1.2•2.4 m) board). Retro-Fit board, GAFTEMP Permalite Recover, Permalite Recover Board adhered to the mechanically fastened insulation with a fully mopping of hot asphalt at approximate 20-25 lb/sq (1-1.2 kg/m2). Combination of base and ply sheets (max 3 plies) followed by roof cover (cap sheet) adhered to Retro-Fit by a fully mopping of hot asphalt at approximate 20-25 lb/sq (1-1.2 kg/m2) for each ply. Meets Class 1-150.

   

Fields Company LLC
2240 Taylor Way,
Tacoma WA 98421

Phone:
800-627-4098
Fax:
253-383-2181
email:
sales
customer service

 

 

About Fields | Services | Product Guide | Advertising | BUR Systems

Copyright 2003 Fields Company, LLC. All rights reserved.