Metacaulk® Firestopping Sealants

Metacaulk® 350i is a one-component, general purpose fire-rated sealant and smoke seal for construction joints and through-penetrations.

Metacaulk® 350i is an intumescent, water-based, non-sag caulking grade sealant that is easy to apply and great for retrofits. It cures to an elastromeric seal that is suitable where dynamic movement is expected. Sound Transmission Class (STC) rating 53, Tested in a UL 411 wall assembly/section to ASTM E90

fbc-logo-150x86 c-ul-us1 fm-approved

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
66616 10.3oz cartridge 12021449666169 10021449666166 8x6x12 .34
66611 20.2oz Sausage Pk. 12021449666114 10021449666111 9x14x7 .51
66613 5 Gallon 1021449666138 NA13 diax14 1.08