We Now Offer... 14" and 16" Rigid Couplings!

Rigid Design Coupling • 316 Stainless Steel Body

304 SS Flanged Nuts • 304 SS Bolts

They are offered with either an EPDM or a Nitrile Buna Gasket. The Pressure Rating Maximum is 300 psi.

We have these items IN STOCK, so order today!!

A close-up of a metal bearing race with a rubber seal.
Close-up of a flexible rubber and metal ring seal.

GroovJoint products are approved by the American Institute of Architects and are listed on specifications for Fire-Sprinkler Standpipes, Wet-Pipe Sprinkler Systems, Domestic Water Piping and Site Water Distribution Piping. Check out our Specifications page for more information.