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HydroFlame™ Pro Firestop Sleeve Extension

Achieve the precise sleeve height you need. Available to fit a wide variety of sleeve combinations, each extension adds up to 4-¾ in. of height in ¼ in. increments. No coupling needed.

Key features:

  • Comes in 1- to 6-in. Sizes.
  • Connects to safety caps, water dams, water modules and underside of sleeves
  • Ideal for use on concrete pours over 11-3/4 in.
  • Tested in accordance with ASTM E90.
Where to Buy
SKU Fits Firestop Sleeves Fits Hollow Sleeves Pipe Size
HFPE1 #1 Firestop Sleeve #2 Hollow Sleeves 1/4 – 1-1/4 in. NPS
HFPE2 #2 Firestop Sleeve, Tub Box #3 Hollow Sleeves 1–2 in. NPS
HFPE3 #3 Firestop Sleeve #4 Hollow Sleeves 1-1/4 –3 in. NPS
HFPE4 #4 Firestop Sleeve #5 Hollow Sleeves 2-1/2 –4 in. NPS
HFPE5 #5 Firestop Sleeve #6 Hollow Sleeves 4–5 in. NPS
HFPE6 #6 Firestop Sleeve #7 Hollow Sleeves 5–6 in. NPS
More Details

Common Applications

  • HydroFlame sleeve extension

Approvals & Listings

  • ASTM E90
cUL Listed
fbc compatible
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 “FBC™ System Compatible indicates that this product has been tested, and is monitored on an ongoing basis, to assure its chemical compatibility with FlowGuard Gold®, BlazeMaster® and Corzan® piping systems and products made with TempRite® Technology.” “The FBC System Compatible Logo, FBC™, FlowGuard Gold®, BlazeMaster®, Corzan®, and TempRite® are trademarks of Lubrizol Advanced Materials, Inc. or its affiliates.”