BIOSTOP® Fire Rated Pipe Collars

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Prefabricated for use in through-penetration firestop systems using PVC, CPVC, ABS, PolyPro, PVC foam core and ABS foam core pipe. UL Classified for both open and closed pipe systems. Available in sizes from 1 1/2 inch to 6 inch. Complies to Required Environmental Exposure Testing of Accelerated Aging and High Humidity as per UL 1479 Fire Test of Through-Penetration Firestops.

SDS: html / pdf
Product Data Sheet
List of Approved Systems

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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® pipe and fittings.

FlowGuard Gold®, BlazeMaster® and Corzan® are licensed trademarks of The Lubrizol Corporation.

Product Code Size Qty per Case
66459 1 1/2″ 12
66454 2″ 12
66455 3″ 6
66456 4″ 6
66458 6″ 2