Metacaulk® Intumescent Collars

Metacaulk® Intumescent Collars


  • No measurements of material
  • fits in limited access areas
  • 25% reduction of installation time

Metacaulk® Firestop Collars are prefabricated firestop systems for through-penetrations using PVC, CPVC, ABS, PVC foam core, ABS foam core, FRPP, PEX pipe and electrical cable. UL classified for both open and closed systems.

Metacaulk® Firestop Collars feature an easy locking mechanism that assures simple installation. The collar’s design greatly reduces the time and expense required to install competitive collars.

US Patent No. 6,207,085.


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

Product Codes And Case Sizes
Product CodeSizeQuantityUPCInterleavedDimensionsCubic Feet
66352 1 1/2in 12 021449663526 10021449663523 12x7x5 .24
66353 2 in. 12 021449663533 10021449663530 12x7x5 .24
66350 3 in. 6021449663502 10021449663509 8x8x9 .34
66351 4 in. 6021449663519 10021449663516 8x8x9 .34
66354 6 in. 2 021449663540 10021449663547 15x15x5 .65