Specification

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INSTALLATION
For most areas, vapor retarders should be installed on the warm-in-winter side
of the insulation (toward the interior). For some warm and humid areas, the
vapor retarder should be installed towards the exterior of the building envelope.
MemBrain is not intended to be used as an exterior vapor retarder. Check local
practice and/or building codes.
Installation in wood framing: Same as polyethylene sheeting.
Please see MemBrain Installation Instructions for Wood Framing and Steel
Framing (30-28-142).
Installation as an Air Barrier System: MemBrain may be installed as
a continuous interior air barrier system. Please see MemBrain Air Barrier
Installation for Wood Framing (30-28-137).
AVAILABILITY AND COST
Manufactured and sold throughout the United States. For availability and cost,
contact your local contractor, retailer or distributor, or call CertainTeed Sales
Support Group at 800-233-8990.
MAINTENANCE
Not required.
TECHNICAL SERVICES
Technical assistance can be obtained from either the local CertainTeed sales
representative, or by calling CertainTeed Sales Support Group at 800-233-8990.
Sizes: This product is manufactured in nominal widths to cover interior walls that are 8, 9, 10 and 12 feet high. The material is folded and rolled to create rolls
containing 100 linear feet of product. Available standard sizes are listed in Table 1.
Table 1
MemBrain Continuous Air Barrier & Smart Vapor Retarder
Width Length Coverage Roll Weight (with Box & Core) Rolls/Pallet* Weight/Pallet
8 ft. 4 in. (2.54m) 100 ft. (30.48m) 833 ft2 (77.4 m2) 11.1 lbs. (5.0 kg) 45 545 lbs. (247 kg)
9 ft. 4 in. (2.84m) 100 ft. (30.48m) 933 ft2 (86.7m2) 12.5 lbs. (5.7 kg) 45 608 lbs. (276 kg)
10 ft. 4 in. (3.15m) 100 ft. (30.48m) 1,033 ft2 (96.0 m2) 13.7 lbs. (6.2 kg) 40 593 lbs. (269 kg)
12 ft. 4 in. (3.76m) 100 ft. (30.48m) 1,233 ft2 (114.5 m2) 17.0 lbs (7.7 kg) 30 555 lbs. (252 kg)
* 48" (1219 mm) maximum pallet height.
Code No. 30-28-080, © 05/17 CertainTeed Corporation
ROOFING
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SIDING
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TRIM
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DECKING
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RAILING
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FENCE
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GYPSUM
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CEILINGS
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INSULATION
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CertainTeed Corporation
SPOT: PMS 300 & PMS 425