StormFlash™ Self-Adhering Flashing - Air & Moisture BarrierProtect Your Windows and Doors From Wind-Driven Rain With A Waterproof Leak Barrier Self-Adhering Flashing - Air & Moisture Barrier Will:
Some leaks aren’t detected until serious damage occurs. Protecting the vulnerable areas of your home with the installation of window and door flashing will help avoid the costly effects of dry rot, decay, and mildew. 
StormFlash™ self-adhering flashing has earned the prestigious Good Housekeeping Seal, which means that Good Housekeeping stands behind this product. (Refer to Good Housekeeping Magazine for its consumer protection policy.)
Specifications
GAF StormFlash™ Flashing – Air & Moisture Barrier Meets the Following Min.
Requirements
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See GAF Shingle & Accessory Ltd. Warranty for complete coverage and restrictions.
The word "Lifetime" means as long as the original individual owner(s) of a
single family
detached residence {or the second owner in certain circumstances} owns the property
where the shingles are installed. For owner(s)/structures not meeting above criteria,
Lifetime coverage is not applicable.
| Property | Method | Requirement |
| Thickness (mils) | D5147 | Min. 40 |
| Tensile strength MD (lbf/in) | D2523 | Min. 25 |
| Tensile strength CMD (lbf/in) | D2523 | Min. 25 |
| Elongation at break, modified bitumen; Portion – MD and CMD (%) | D2523 | Min. 10 |
| Adhesion to plywood at 75°F (lbf/ft-width) | D903 | Min. 12 |
| Adhesion to plywood at 40°F (lbf/ft-width) | D903 | Min. 2 |
| Thermal stability (mm) | D1204 | Max. 3 |
| Low temperature flexibility (–20°F) | D1970 | Pass |
| Tear resistance MD (lbf) | D4073 | Min. 20 |
| Tear resistance CMD (lbf) | D4073 | Min. 20 |
| Moisture vapor permeance (U.S. Perms) | E96 A | Min 0.1 |
| Sealability around nail | D1970 | Pass |
| Waterproof integrity after low temperature flexibility | D1970 | Pass |
| Waterproof integrity of lap seam | D1970 | Pass |
Product Specifications (Nominal)
| Roll Length & Width | Weight Per Roll | Rolls Per Box |
| 4" x 36' (10.2cm x 10.9m) | 2.7 lbs (1.2 kg) | (12 rolls per box) |
| 4" x 75' (10.2cm x 22.8m) | 5.3 lbs (2.4 kg) | (9 rolls per box) |
| 6" x 36' (15cm x 10.9m) | 4.1 lbs (1.9 kg) | (8 rolls per box) |
| 6" x 75' (15.2cm x 22.8m | 8 lbs (3.6 kg) | (6 rolls per box) |
| 9" x 36' (22.9cm x 10.9m) | 6.2 lbs (2.8 kg) | (4 rolls per box) |
Applicable Standards
- Meets the performance criteria of ASTM D1970
- State of Florida Approved FL10626-R8
- Miami-Dade County Approved
- Good Housekeeping Seal of Approval
- UL Classified. See complete marking on product.
Note: When sealing deck joints in a roofing application, it is particularly important to be sure that the roof assembly/attic is properly ventilated.
Documents
All documents are U.S. English unless otherwise noted
