Product Descriptions and Specifications

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Uncured EPDM Flashing Tape

RoofWrap Uncured EPDM Flashing Tape is an uncured EPDM flashing membrane laminated to cured butyl rubber tape and rolled onto a release liner.

Basic Uses

RoofWrap Uncured EPDM Flashing Tape was specifically developed for use in conjunction with RoofWrap Tape Primer to flash inside and outside corners, pipes or other penetrations that require the sealing flashing to be molded or conform to an irregular shape. RoofWrap Uncured EPDM Flashing Tapes are not permitted for use in stripping seams or batten bars.

Factory Roll Sizes

.065"(Black)12"100 lf1/case

Product Benefits

Typical Physical Properties*

Base Polymer: Butyl
Color: Black
Cure State: Cured
Tensile Strength: 75 psi (55 psi min.)
Elongation: 1000% (800% min.)
Brittleness TemperatureBelow -50 F
Permeability: 0.6 perm-mils
Heat Aging at 300 FNo appearance change after 180 hours

* Typical Values: Based on material tested in our laboratories but variable from sample to sample. Typical values should not be construed as a guaranteed analysis of any specific lot or as specification items.

Application Instructions

Using the supplied Scotch-Brite® scrub pads, clean the membrane area thoroughly with RoofWrap Tape Primer. Allow to dry thoroughly. Unroll the flashing tape and cut a sufficient amount to flash the detail. Install the RoofWrap Uncured EPDM Flashing Tape in accordance with the appropriate current printed RoofWrap Installation Guide.

Technical Services

Contact RoofWrap at (206) 550 7336 for technical service information.


The statements provided concerning the material shown are intended as a guide for material usage and are believed to be true and accurate. No statement made by anyone may supersede this information, except when done in writing by RoofWrap. Since the manner of use is beyond our control, RoofWrap does not make nor does it authorize anyone to make any warranty of merchantability or fitness for any purpose or any other warranty, guarantee or representation, expressed or implied, concerning this material except that it conforms to RoofWraps physical properties. Buyer and user accept the product under these conditions and assume the risk of any failure, any injury of person or property (including that of the user), loss or liability resulting from the handling, storage or use of the product whether or not it is handled, stored or used in accordance with the directions or specifications. RoofWrap must be notified in writing of any claims and be given the opportunity to inspect the complaint or failure before repairs are made.

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