Comparison Chart

 

 

EPDM

Black Rubber

 

TPO

White Membrane

 

ROOFLINER

Warranty

 

 

6-10 years (material only)

 

6-10 years (material only)

 

20 years (material AND labor)

 

Thickness

 

45 mil

 

45 mil

 

250 mil

 

Installation

 

Mechanically or glued

Mechanically or glued

100% Fully adhered

 

Flashing

 

 

 

Around all penetrations

 

 

Around all penetrations

 

 

ZERO flashing

 

 

Seams

 

Every 10 feet

Every 10 feet

NONE

R-Value

 

0

0

R-2

 

Fills cracks and Voids

 

None

 

None

 

ALL

 

Manufactured on Site

 

 

No

 

 

No

 

 

Yes

 

ASTM 0412 Tensile Strength

1305 PSI

 

1390 PSI

 

1400 PSI

 

 

ASTM D2240 Tear Strength

 

 

55-75 lbs

 

 

 

55-75 lbs

 

 

 

162 lbs

 

 

ASTM D412 Elongation

250%

250%

300%

 

ASTM 1737 Hardness

 

 

70 (Shove/D)

 

75 (Shove/D)

 

30 (Shove/D)

ASTM D1737

Flexibility 1/8” Mandrel

 

N/A

 

 

N/A

 

 

85 Passes

 

 

Hailstone E822

N/A

N/A

Pass

 

Abrasion

Resistance

CS18 Wheel

1000 cycles, 1kg load

 

 

N/A

 

 

N/A

 

 

22 mg

 

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