Zurn Z100F - FLOFORCE® High Performance Roof Drain Select Product (see spec sheet for info):ZA100F-3NH - D.C.C.I. Body with Aluminum Dome - 3" Pipe Size - No-Hub This professional grade fabric is

This professional grade fabric is tear resistant

They are able to filter very thick sediment filled stormwater

The galvanized steel has a 6-10 years estimated lifespan and the stainless steel option has 25+ years estimated lifespan

It features a self-furred design with furring points every 4 inches for consistent and reliable installation

The stainless steel option provides an even higher lifespan

Zurn Z100F - FLOFORCE® High Performance Roof Drain Select Product (see spec sheet for info):ZA100F-3NH - D.C.C.I. Body with Aluminum Dome - 3" Pipe Size - No-Hub This professional grade fabric isThe Zurn Z100F sets the standard for high capacity roof drainage. Designed to deliver exceptional water removal under low head conditions, it combines rugged materials with intelligent engineering. For commercial, industrial, or large flat roof applications, the Z100F helps reduce ponding, resist clogging, and maintain roof integrity over time. Features & Advantages FloForce Funnel Design: Smooth interior shape accelerates flow, reducing water buildup