Water Dams
    • 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
    Model Numbers


    Model Number
    Fits Firestop SleevesFits Hollow SleevesNominal Pipe SizeBox Qty
    HFPWD1#1 Firestop Sleeves#2 Hollow Sleeves1/4" - 1-1/4"5
    HFPWD2#2 Firestop Sleeves#3 Hollow Sleeves1" - 2"5
    HFPWD3#3 Firestop Sleeves#4 Hollow Sleeves1-1/4" - 3"5
    HFPWD4#4 Firestop Sleeves#5 Hollow Sleeves2-1/2" - 4"5
    HFPWD6#6 Firestop Sleeves#7 Hollow Sleeves4" - 6"5

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