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Metcaulk 1000 Intumescent Firestop Sealant | 66640
$168.12
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Part number66640
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About this part
Metcaulk 1000 Intumescent Firestop Sealant (Part Number 66640) is a red 10.3 Oz. sealant that stops flames, smoke, hot gas, and water from moving through joints and penetrations. It is fire-rated for up to 4 hours, with an STC rating of 62. This flexible and water-based sealant is easy to apply, requiring no mixing, and has a minimum shelf life of 3 years.
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