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The Holdrite HFPWD3 is a water dam designed for use with #3 firestop sleeves and #4 hollow sleeves. This product adds two inches of overall height to the Holdrite HydroFlame Pro Series Sleeve. It is load-rated for riser clamp support. The dam is installed after the concrete pour and safety cap removal. It is effective at impeding water when used with cast-in-place sleeves and screws onto the Holdrite HydroFlame Pro Series telescoping sleeves or water modules.
This water dam is essential for effective water management in plumbing applications.
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