Watts - RD-100-W - Overflow Roof Drain with 4 in. Internal Water Dam Window Well Extension Multiple outlet options and accessory

Multiple outlet options and accessory choices make it adaptable for unique roof configurations

Adjustable Head & Secure StrainerEquipped with a polished nickel-bronze adjustable head and a 4″ round secured strainer (standard)

tear-resistant sheeting made from high-strength polyethylene

With 3/4" mesh openings

The fabric is flexible and permeable

Watts - RD-100-W - Overflow Roof Drain with 4 in. Internal Water Dam Window Well Extension Multiple outlet options and accessoryThe Watts RD 100 W is a primary roof drain designed for commercial roofing systems that require secure membrane integration and reliable water removal. Its epoxy coated cast iron body provides long term durability, while the wide flange and flashing clamp help create a watertight seal. A self locking polyethylene dome protects the drain from debris, and the no hub outlet allows straightforward connection to the drainage system. Key Features Wide