Product Details:
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Product Name: | ASTM D4869#15 | Size: | 36inch*144ft/36in*72ft |
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Material: | Asphalt Paper | Usage: | Beneath Asphalt Shingles |
Thickness: | 0.2mm--0.8mm | Color: | Black |
High Light: | small rolls of roofing felt,roofing tar paper rolls |
0.4mm ASTM Asphalt Roofing Felt Roll Roofing Felt ASTM D226 / D4869
Asphalt roofing felt is a heavy-duty paper used in construction, Asphalt roofing felt is made by impregnating paper or fiberglass mat with tar, producing a waterproof material useful for roof construction.
Physical Requirements
Description
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Width | length | Weight | Thickness | Usage |
ASTM D-226 roofing felt 30# |
36in 0.914m |
72ft 21.95 m |
23.5kg
|
1.2mm |
roofing felt is used as roof underlayment under shingles and tiles
|
ASTM D-226 roofing felt 15# |
36in 0.914 m |
144ft 43.89 m |
23kg | 0.6mm | |
ASTM D-4869 roofing felt 15# |
36in 0.914m |
144ft 43.89m |
16.5kg | 0.4mm | |
ASTM D-4869 roofing felt 30# |
36in 0.914m |
72ft 21.95m |
13.5kg |
0.7mm |
Used
A roofing felt used as an underlay asphalt shingles, wood shakes, damp proof,tiles and otherslopedcoverings.Saturated organic felts require protection form damage and the weather. store rolls upright in a dry location and never install when wet or over a wet roof deck.
Characteristics
Application instructions:
1.The first layer of Felt rolls must be installed to cover the entire bottom edge of the roof deck to facilitate the water shedding ability of the Felt.
2.Install fasteners at least eight inches at the top and middle edges and at the eave along the deck
3. At slopes 4:12 and greater, a single layer of Felt rolls shall be installed parallel to and starting at the eaves, over lapped at least two inches, and fastened sufficiently to hold in place
4.Continue to install the next course of Felt from the roof edge and overlap with the previous course as described above, according to the roof slope. If a new roll is required to complete the installation to the end of the roof, overlap the new roll over the prior roll by at least four inches. Use the same fastening pattern for the top, the middle and the bottom of the roll for all subsequent courses
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