- Provides added water protection for HOLDRITE HydroFlame Pro Series Sleeves
- Prevents debris from falling into annular space around piping
- Pre-installed prior to concrete pour
- Available for all HOLDRITE HydroFlame Pro Series Sleeve sizes
- Adds 1/2” to the overall height of pro series sleeves
- Accepts safety cap and other HOLDRITE HydroFlame Pro Series accessories
- UL W-Rated seal, water-tight for most penetrants
3"-4" Water Module for #4 Firestop Sleeves & #5 Hollow Sleeves
HFPWM4 3"-4" Water Module for #4 Firestop Sleeves & #5 Hollow Sleeves

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Nominal Penetrant Size: |
3" - 4" |
Penetrating Pipe Type: |
Plastic and Metal |
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