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HydroFlame™ Large Diameter Hollow Sleeve

Designed for penetrants up to 12 in., these hollow cast-in-place firestop sleeve devices allow you to achieve firestopping separately and provide a three-hour fire rating for slabs thicker than 6 inches. Sleeves come with an OSHA-compliant hole cover plate/safety cap and can be extended when working with thicker floor slabs.  

Features and benefits:
  • Device comes standard at 8 in. tall 
  • Ideal for metallic, plastic and insulated pipes ranging from 8 in. to 12 in. 
  • For use with slabs 6 in. or thicker 
  • 1 in. extensions available for thicker floor slabs 
  • Firestopping and W rating is achievable with all our firestop sealants (HF300 silicone series, HF100, and HF200 intumescent sealants) 
  • L ratings available 
Animation and Product Highlights

HydroFlame Large Diameter Firestop Sleeves

Quick, accurate, and fire-rated, HoldRite cast-in-place sleeves just got bigger — with  8-in., 10-in. and 12-in. diameters — and come with the only OSHA-compliant hole cover plate in the market. 

Watch HydroFlame Large Diameter Firestop Sleeves - Animation Product Highlight | HoldRite on YouTube.
cUL Listed
fbc compatible
made in usa icon - rwc
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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.”