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Flex Membrane International Corp. 2670 Leiscz’s Bridge Road, Suite 400, Leesport, PA 19533
Tel: (610) 916-9500 Fax: (610) 916-9501 www.FlexRoofingSystems.com
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lids must be closed on any flammable solvent-based adhesives and a fire extinguisher should be
readily available.
· Care must be exercised when working close to a roof edge.
· Use proper stacking procedures to ensure sufficient stability of the rolls.
· Exercise caution when walking on wet membrane. Membranes may be slippery when wet.
· Store Flex 60 TPO SA rolls in the original undisturbed plastic wrap in a cool, shaded area and
cover with light colored, breathable, waterproof tarpaulins.
· Flex 60 TPO SA membrane that has been exposed to the weather for approximately 7 days or
longer must be prepared with Weathered Membrane Cleaner prior to hot air welding.
PHYSICAL PROPERTIES
Property Test Procedure Specification
Color white, tan
Roll Size 5’x100’, 10’x100’
5’x50’, 10’x50’
Weight 10’x100’ roll = 301 lbs.
5’x100’ roll = 148 lbs.
Thickness ASTM D751 0.060”
Thickness over scrim ASTM D751 0.015”
Breaking Strength (lbf) ASTM D751 290 x 270
Seam Strength (lbf) ASTM D751 100
Elongation (min%) ASTM D751 30%
Heat Aging ASTM D573 >90%
Tear Strength (lbf) ASTM D751 124 x 140
Puncture Resistance FTMS 101C 2031 >290 lbs.
Cold Brittleness ASTM D2137 -40° C Pass
Dimensional Change ASTM D1204 0.4%
Water Absorption ASTM D471 0.7%
Ozone Resistance ASTM D1149 Pass
Weather Resistance ASTM G155 Pass
Permeance ASTM E96 0.070 perms
Hydrostatic Resistance ASTM D751 390 psi
Reflectivity (white) ASTM C1549 0.76
Emissivity (white) ASTM C1371 0.90
SRI (solar reflectance index) ASTM E1980 109
Flex 60 TPO Plus membranes meet or exceed the requirements of ASTM 6878 Standard Specification for
Thermoplastic Polyolefin (TPO) Based Sheet Roofing.
WARRANTY
The Flex 60 TPO Plus SA Roofing Membrane may receive the manufacturers standard five (5) year or
optional ten (10) year, fifteen (15) year or twenty (20) year guarantee of watertightness.
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