Watts RD-304-US - Part of the RD-300 Series ZC100F-3NH Compatible with direct or indirect

Compatible with direct or indirect waste systems

Constructed from epoxy-coated cast iron

It comes with a standard no-hub outlet

With 3/4" mesh openings

The ThermalMAX™ Roof Hatch redefines energy efficiency with its industry-leading R-20 insulation rating

Watts RD-304-US - Part of the RD-300 Series ZC100F-3NH Compatible with direct or indirectThis Watts high volume roof drain is engineered with epoxy coated cast iron for long life and durability. The self locking polyethylene dome allows for easy maintenance. It features a flashing clamp with integral gravel guards to ensure reliable high volume drainage and a 4 inch no hub outlet for simple installation. Features Epoxy coated cast iron Polyethylene dome Flashing clamp with integral gravel stop 4 IN No hub outlet Specifications Body