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Waterproof Damp Roofing Felt Roll Under Shingles 36 Inch*144 Ftmjm Size
|Place of Origin||Hebei China|
|Brand Name||Hebei Jianda|
|Model Number||ASTM D 4569#15|
|Minimum Order Quantity||100rolls|
|Packaging Details||Packed in rolls with pallets or customized|
|Delivery Time||within 10days|
|Payment Terms||L/C, T/T, Western Union|
|Supply Ability||1000rolls per day|
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|Product Name||ASTM D4869#15||Size||36inch*144ftmjm|
|Raw Material||Paper, Saturate With Bitumen||Usage||Under Shingles|
|Thickness||0.2/0.4/0.6/0.8mm||Tensile||132,9 +/- 59,5 N|
small rolls of roofing felt,
roofing tar paper rolls
0.4mm 15# Damp Roof Waterproof Roofing Felt Roll Building Construction Material
ASTM 4869 roofing felt is an underlayment that is applied over the roofing deck before installation of asphalt shingles. This is recommended for use with 20 and 25 year asphalt shingles.
Average roll weight,kg/roll:15kg
Roll per pallet::52
1.Organic Felt rolls must be installed horizontally, from the bottom of the roof deck.
2.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.
3.Install fasteners at least eight inches at the top and middle edges and at the eave along the deck.
4.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.
5.The top of each subsequent course should be fastened intermittently to hold the edge in place until the next course is applied. Make certain to secure the fasteners at the bottom of the next course to hold the top of the previous course