Denso Butyl Mastic Tape is a 100% solids, non-hardening, thick butyl-based sealant tape. It has an aggressive surface tack and high tensile strength. Available in black
rolls on easily removable release paper.

Aggressive grip
Stays flexible
Excellent conformability and consistent uniform thickness
Non-shrinking and non-corrosive


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Denso Butyl Mastic Tape is ideal for the joining and sealing together of a variety of other surfaces including polyethylene, polypropylene, PVC, concrete, metal, wood and cadwelds
Easy to apply by hand
No primer is required
Wide application temperature

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