P121-CC Cast Iron Clamping Ring for Z121 Roof Drain Systems
The P121-CC Replacement Clamping Ring is engineered for long-lasting performance in commercial and industrial roof drain applications. Designed to fit Z121 Series roof drains—including both U.S. and Canadian models—this clamping ring secures roofing membranes and flashing materials, ensuring a tight, watertight seal around the drain bowl.
Crafted from durable cast iron, this component provides a stable connection point between the drain body and the roof assembly. Whether you're conducting routine maintenance or replacing a damaged part, the P121-CC is essential for preserving drainage integrity in flat and low-slope roofing systems.
Key Features:
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Fits Z121 Series roof drains (compatible with U.S. and Canadian versions)
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Cast iron construction resists corrosion and environmental wear
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Ensures a tight seal for membrane and flashing integration
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Helps maintain proper drainage and waterproofing performance
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Ideal for new installations or replacement in existing roof systems
Built to restore or maintain system performance, this replacement ring is a trusted component for contractors, roofing professionals, and facility maintenance teams.
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