Zurn Elkay RD2190 13 5/8" Cast Iron Universal Membrane Clamp

This Zurn Elkay RD2190 13 5/8" universal membrane clamp is perfect for retrofit roof applications where existing drain bodies can be used! For a simple, secure installation, the clamp's tie-down lugs match the bolt pattern of the most common roof drain bodies and conform to the surface angles of the flange. It works with most 15" - 16" drain bodies with bolt circles ranging from 8" - 10" and includes the parts needed for installation. Kit Includes: - Cast iron universal membrane clamp - (4) 3/8-16 x 1 3/4 [45] hex head bolts - (4) 3/8-16 x 1 1/4 [32] hex head bolts - (4) 5/16-18 x 1 1/4 [32] hex head bolts - (4) 3/8-16 x 4 [102] studs - (4) 3/8 nuts - (4) 3/8 washers Overall Dimensions: Length: 18 1/2" Width: 18 1/2" Dome Diameter: 13 5/8" Dome Height: 4 15/16" Outlet Diameter: 4"