STI Firestop

Intumescent Plug

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As low as $32.62
Financing Available for orders over $1,000
SpecSeal® FP Intumescent Firestop Plugs are easy to install, creating a robust seal against fire and smoke. Firestop Plugs make an excellent solution for temporary installation overnight as well as permanent long-term seals for blank openings and cable penetrations. Sized to fit 2″ and 4″ diam. openings, firestop plugs make sealing conduit stubs and sleeves a breeze.
More Information
Manufacturer STI Firestop
Product Sheet (370.73 kB)
Safety Sheet (117.26 kB)
Testing in Gypsum walls and concrete walls and floors

Soft and easily compressed into conduit stubs and sleeves

No expiration date

Partners with other SpecSeal® Firestop Products