Used in flat roofs of any construction. The adjustable extension sleeve permits adjustment from a minimum of 1 1/4" (32) to a maximum of 4" (100), easily accommodating up to 2 3/4"(70) of varying insulation thicknesses. The positive threading allows smooth perimeter movement and circumferential support of the top at any adjusted elevation. Large low profile dome provides sufficient free area for quick drainage of rainwater and protection against debris.
Contractor Friendly Features:
- Used in flat roof of any constrictions
- Large, low profile dome for quick drainage and production against debris.
- Adjustable extension for different installation thicknesses
- Wide clamping surface to hold flashing and roofing materials
- Reversible Collar allows for Low Position and High Position ranges
- Adjustable extension for different gravel stop
Duco Cast Iron Body with Adjustable Extension Sleeve, Reversible Collar, Combined Flashing Clamp and Gravel Stop, with Cast Iron Dome.