Holdrite 1-1/4"-3" Water Dam for #3 Firestop Sleeve & #4 Hollow Sleeve

Features: Used with #3 firestop sleeves and #4 hollow sleeves Adds 2” of overall height to the HOLDRITE HydroFlame Pro Series Sleeve Load-rated for riser clamp support – see product spec sheet Installed after concrete pour and safety cap removal Impedes water when used with cast-in-place sleeves Screws onto HOLDRITE HydroFlame Pro Series telescoping sleeves or water modules