Geocel 4500® Roof Bonding Sealant is a premium Scypolymer® one-component, proprietary bonding sealant specifically designed for roofing applications and systems. The advanced technology of Geocel 4500® Roof Bonding Sealant results in a product that quickly withstands ponding water while bonding to many common roofing substrates.


  • Applies, adheres, and cures underwater
  • 2 products in 1 - lap adhesive & scrim edge sealant
  • No additional adhesives or sealants needed
  • Remains flexible
  • Works with EPDM membranes, tapes, and patches
  • Can also be used as a night seal and for core/test cuts
  • Non-flammable formulation

For Use On

Asphalt shingles, steel, concrete, EPDM, primed TPO, primed  PVC, Hypalon (black only), metal, wood,  and other common building substrates

Product # ColorCanadaPDSSDSUPC
GC55801 WhiteCanada079239558019
GC55803 BlackCanada079239558033
GC55101 White079239551010
GC55103 Black079239551034
Do not use on unprimed TPO or PVC membranes.  Do not use black Geocel 4500 Roof Sealant on white EPDM.  Do not use white Geocel 4500 Roof Sealant on black EPDM. Do not use for potable water applications.  Do not use in areas where food is processed or stored.


A primer such as 45P® TPO & PVC Primer must be used in applications involving TPO and PVC substrates.

Additional information


Heavy Duty Trucks/Trailers, OEM – MH/RV, Roofing

Sold Through

Building Supply Center, Hardware Store, Home Center, Industrial Distributor, Lumberyard, OEM Distributor for Manufactured Housing and RV’s, Roofing Wholesaler, Specialty Supply Center (i.e., Windows, Masonry, HVAC, etc.)


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