Clay & Bailey - 1607-09-1657 - Manhole with 6 in. Collar

Designed to exceed requirements for elevated temperature closures. Heavy duty, full opening manhole features safety cam (ball-in-socket) design, high temperature gasket (rated for 450o F operating temperature) and a variety of collar heights. Options include aluminum collar and other gasket materials. Special models available for retrofitting to existing collars are available.