Zurn Z100 - 15" Diameter Main Roof Drain Select Product (see spec sheet for info):ZC100-6NH-DP - D.C.C.I. Body with Cast Iron Dome - Top-Set® Roof Deck Plate - 6" Pipe Size - No-Hub It’s made of glass-reinforced nylon

It’s made of glass-reinforced nylon

The waterproof wall sheets have an estimated lifespan of 100 years when not in direct sunlight

NOTE: This product has replaced the StrataGrid SG500

This fabric can provide a separation layer with high permeability

while the flange plus flashing clamp secures the membrane for waterproofing

Zurn Z100 - 15" Diameter Main Roof Drain Select Product (see spec sheet for info):ZC100-6NH-DP - D.C.C.I. Body with Cast Iron Dome - Top-Set® Roof Deck Plate - 6" Pipe Size - No-Hub It’s made of glass-reinforced nylonThe Zurn Z100 15 inch Main Roof Drain is designed to deliver long lasting performance, efficient water removal, and dependable protection for commercial, industrial, and institutional roofing systems. Built for heavy duty applications, it combines rugged construction with adaptable design features to meet a wide range of drainage requirements. Downloads: Specification Sheet Installation Guide Product Codes: Z100 2IC, Z100 3IC, Z100 4IC, Z100 5IC, Z100