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Description
Metacaulk® MC 150+ is an intumescent, one-component, general purpose, fire-rated sealant and smoke seal for construction joints and through-penetrations. A water-based, non-sag caulking grade sealant that is easy to apply as well as to retrofit. An economic choice for most common applications. Sound Transmission Class (STC) rating 65, Tested in a UL 411 wall assembly/section to ASTM E90.

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Specs
Type:
Firestop Sealant
Volume:
10.3 oz.
Color:
Red
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