What's New

Denso North America has introduced Protal ARO (Abrasion Resistant Outercoating), the newest coating product from the leaders in corrosion prevention and sealing technology.  Protal ARO was developed to protect FBE mainline pipe during directional drilling applications, including road bores, river crossings and other rough terrain applications.

New Denso Protal ARO

Denso Sealing & Molding

Denso Dealing & Molding

For Technical Data Sheets, please click for our Catalog.

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Specification Guides

Denso Profiling Mastic - Petrolatum molding mastic
Petrolatum mastic used to provide a smooth profile on irregular shaped fittings such as flanged joints and valves.  It is a cold applied self-supporting petrolatum molding compound.

Densyl Mastic - Petrolatum molding and filler mastic
Petrolatum mastic used for sealing, filling, and caulking applications where a protective, waterproof and non-setting mastic is required.  It is a petrolatum molding compound containing inert fillers and fibers.

Densyl Mastic Blankets - Pre-formed molding mastic
Preformed sheets of Densyl Mastic supported by a Densyl Tape backing.

Denso Void Filler - Injectable petrolatum compound
A petrolatum compound specifically formulated for cold or hot injections into voids.  The void filler is pumped into voids occurring between pipes, cables, ducts and protective sleeves to exclude air and water.