Watts RD-304-D-K-R - Part of the RD-300-R Series dura-skrim-selector Anti-Tilt Slotted Grate & Membrane

Anti-Tilt Slotted Grate & Membrane Clamp Frame — Heavy cast iron grate resists displacement

with outer layers made from high-strength polyethylene

The 12 Mil Plastic Vapor Barrier is designed for effective moisture control in industrial and construction settings

or Neo-Loc connections

debris-free operation

Watts RD-304-D-K-R - Part of the RD-300-R Series dura-skrim-selector Anti-Tilt Slotted Grate & MembraneThis Watts Drains epoxy coated, cast iron, overflow roof drain features and flashing clamp with an integral 2 inch high external water dam, a self locking ductile iron dome with 137 square inches of free area, an under deck clamp and a 4 inch no hub outlet. Features Cast iron Ductile iron dome 4 inch no hub External water dam Specifications Body Material Cast Iron Brand Watts Buy American Act Compliant NO FreeArea 137 IN Lead Free Not In Scope Outlet