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Flex FB 80 PLUS Elvaloy KEE User Manual

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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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PHYSICAL PROPERTIES

Property

Test Procedure

Specification


Color

White, Gray, Tan

Thickness

ASTM D751

.080”

Breaking Strength (lbf)

ASTM D751

325 x 324

Tear Strength (lbf)

ASTM D751

89 x 109

Seam Strength (lbf)

ASTM D751

295

Elongation

ASTM D751

50% x 42%

Heat Aging

ASTM D3045

> 90 %

Low Temp. Bend

ASTM D2136

Pass (-40°F)

Static Puncture Resistance

ASTM D5602

Pass

Dynamic Puncture Resistance

ASTM D5635

Pass

Permeance

ASTM E96

0.003 Perms

Dimensional Stability

ASTM D1204

0.3 %

Weight change after
Water Immersion

ASTM D570

1.20 %

Accelerated Weathering

ASTM G155

Pass

Fungi Resistance

ASTM G-21

No Growth

Solar Reflectivity

ASTM C1549

.82 (white)

Emissivity

ASTM C1371

.91 (white)

SRI

ASTM E-1980

109 (white)


Flex FB 80 Plus Elvaloy® Roofing Membranes are thermoplastic in nature and exceed the requirements
of ASTM D4434 standard specifications for poly (vinyl chloride) based sheet roofing.

WARRANTY
The Flex FB 80 Plus Elvaloy® Roofing Membrane may receive the manufacturer’s standard five (5) year
or optional ten (10) year, fifteen (15) year, twenty (20) year, twenty-five (25) year or thirty (30) year
guarantee of watertightness.

Elvaloy

®

is a registered trademark of DuPont.