Passed
unrolling as received at 32 and 140 degrees
No visible cracking, tearing, or delamination of synthetic underlayment
Passed
pliability as reviewed
No visible cracking or delamination of synthetic underlayment
D8257 Water Vapor Transmission
Passed
0.20 Perms
D8257 Liquid Water Transmission
Shall meet the pass requirements of ASTM D4869
No sign of any liquid water wetness on either specimen underside or top of plywood support or visible deterioration of the specimen
D8257 Tensile Strength (machine and cross-machine direction)
Requirement: 20 lbf/in minimum
MD: 60.7 lbf/in
CMD: 49.6 lbf/in
D8257 Post Thermal Cycling Tensile Strength
Requirement: 20 lbf/in minimum
MD: 64.8 lbf/in
CMD: 49.5 lbf/in
D8257 Tearing Strength (machine and cross-machine direction)
Requirement: 15 lbf minimum
MD: 22.4 lbf
CMD: 19.7 lbf
D8257 Post Thermal Cycling Tearing Strength
Requirement: 15 lbf minimum
MD: 22.4 lbf
MCD: 19.7 lbf
D8257 Fastener Pull-Through
Passed
Requirement: 25 lbf minimum
40.9 lbf
D8257 Post Thermal Cycling Fastener Pull-Through
Requirement: 25 lbf minimum
39.1 lbf
Requirement: no visible damage such as peeling, chipping, crazing, splitting, cracking, flaking, or pitting
No visible damage such as peeling, chipping, crazing, splitting, cracking, flaking, or pitting
ASTM D8257 Hydrostatic Resistance as Received
Passed
-
-
