Description:
Asphaltroofingfeltsaredesignedasanunderlaymentproducttobeappliedovertheroofdeckpriortotheinstallationofasphaltshingles.Installasphaltroofingfeltsasaseconda-rybarriertomoisturecausedbywinddrivenrainandicedamming.
A heavy-weight asphalt roofing felt made of a specially formulated organic sheet which has been fully saturated with waterproofing asphalt.
Feathersandbenefitsheavyorganicmathighasphaltsaturationheavierrollweighttightlywoodrolllengthsexcellentstandardpackaginghighlyvisiblealignmentlineshightearstrengtheasierroll-out-lesssticking
Uses:
Asphalt roofing felt used as an underlay beneath asphalt shingles, wood shakes, tiles and other sloped coverings.
Storageandhandling
Asphaltsaturatedorganicfeltsrequireprotectionformdamageandtheweather.storerollsuprightinadrylocation andneverinstallwhenwetoroverawetroofdeck.
Packaging:
Width:36''(0.914m)
Roll Contents:432 sq.ft(40sq.m)
Rolls per pallet:39
Pallet size:1.1mx1.1m
specifications performance
Test item
ASTM
D-226 15#
ASTM
D-226 30#
ASTM
D-4869 15#
ASTM
D-4689 30#
Pliability at 23±2°C.tested shall not crack when bent 90°
at a uniform speed over a rounded corner of radius in table
for each
12.7mm
(radius)
12.7mm
(radius)
12.7mm
(radius)
12.7mm
(radius)
Tear strength at 23±2°C min
2.5N
2.5N
2.5N
2.5N
Breaking strength at 23±2°C min MD
30LBF/in
40lbf/in
30lbf/in
40lbf/in
Breaking strength at 23±2°C min CD
15lbf/in
20lbf/in
15lbf/in
20lbf/in
Loss on heating at 105°Cfor 5h max
4.0%
4.0%
6.0%
6.0%
Width of the roll
36 in
36 in
36 in
36 in
Area of the roll
432 ft2
216 ft2
216 ft2
216 ft2
Net mass of saturated felt,min
560 g/m2
1270g/m2
400g/m2
660g/m2
Saturation,%by wt., min
120%
150%
100%
120%