Specification: MIFAB® Series of R1900-NH neoprene expansion joints are manufactured with Type 300 stainless steel clamps operated by Type 300 5/16” screws.
Function: The R1900-NH Series of expansion joints are used to connect cast iron or plastic to cast iron or plastic pipe.
Note:Tighten bolts to 60 inch lbs. min / max torque. They are tested to maintain 4.3 p.s.i. maximum line pressure (10' head pressure). 5/16” driver is required to tighten bolts.