Seam Tapes

To maximize your films versatility and minimize installation times, GSI offers a full line of tape sealants for our lightweight films and for non-critical applications. Proper seaming of films and liners is critical to their performance. To be certain that you are selecting the correct method for your project, contact us. We will discuss the options with you and let you decide which method is best for you.

G-25 TAPE

The single sided G-25 tape is an economical and quick repair option for torn, ripped or damaged tarpaulins, geotextiles or geomembranes. G-25 is ideal for repairing tears, seaming, reinforcing, and attaching Polyethylene, Polypropylene, PVC, Hypalon, EPDM, Rubber, and more. It ca be applied over a wide range of ambient temperatures, and may be applied to steel, aluminum, fiberglass, concrete and many other materials.

LTAPEG254100                  G-25 black 4” x100’

LTAPEG256100                  G-25 black 6” x 100

Double sided sealant tape (Moldable Sealant)

Moldable Sealant is a conformable watertight adhesive sealant tape, which can be utilized for seaming, sealing, and attaching, Polypropylene, Polyethylene, Hypalon, PVC, EPDM, rubber, most geotextiles, GCLs, Aluminum, Steel, Fiberglass, Concrete and other materials. It is primarily used as a gasket material or for joining dissimilar materials. Moldable sealant is perfect for attaching vapor barriers to concrete stem walls. It must be kept UV protected.

LTAPEM402                        MOLDABLE SEALANT 40 MIL 2” X 50’ 12/ CASE

LTAPEM404                        MOLDABLE SEALANT 40 MIL 4” X 50’ 6 / CASE

LTAPEM602                        MOLDABLE SEALANT 60 MIL 2” X 50’ 12 / CASE

LTAPEM604                        MOLDABLE SEALANT 60 MIL 4” X 50’ 6 / CASE

Raven Industries Vapor Bond tapes 

VAPORBOND TAPE

This white single sided tape combines a heavy duty, weather-resistant polyethylene backing with an aggressive rubber adhesive. VaporBond Tape offers excellent seaming capabilities for our materials with an “easy tear” feature to reduce installation time. Typical applications include vapor retarders, covers and liners.

LRUFCOTVB4TAPE           VAPOR BOND TAPE 4” X 210’

VAPORBOND PLUS TAPE

VaporBond Plus is a single –sided aluminum foil tape with a release liner for ease of installation. The aluminum foil has very high impermeability to methane and other gases. Acrylic adhesive provides outstanding adhesion to polyethylene over a wide temperature range. Typical uses include joining and sealing gas/moisture barriers. Available in 4” x 150” rolls.

LRUFCOVBTAPE                VAPOR BOND PLUS TAPLE 4” X 150’

See our EPDM page for EPDM tapes.