Firestop Products 

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  • Firestop Collar

    STI Firestop Collar Plastic Pipe
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  • Firestop SIL Silicone

    STI SpecSeal Silicone Sealant
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  • SSB Firestop Pillow

    STI Spec Seal SSB Intumescent Firestop Pillow
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  • SSW Firestop Wrap Strip

    Firestop Wrap Strip
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  • SSP4S Firestop Putty Pad 7.25" X 7.25"

    STI Spec Seal SSP4S Intumescent Putty Pad 7.25″ X 7.25″ X 3/16″
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  • SSP100 Firestop Putty 36 Cu. In. Tube

    STI Firestop Putty, 36 cu in. Tube, Up to 3 hr. Fire Rating, Red
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  • Putty Pad 9 X 9 SSP9S

    STI Firestop Putty, 9"x 9"Pad, Up to 4 hr. Fire Rating, Red
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  • Plenum Wrap Plus 100 Sq Ft/Bx

    Thermal Ceramics Plenum Wrap Plus 100 Sq Ft/Bx
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  • Firemaster Fastwrap XL

    Thermal Ceramics Firemaster FastWrap XL
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  • Top Track Firestop Gasket Folded 160' Roll

    STI Track Top Gasket (TTG) 160 Ft
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  • STI Firestop Stickers 100/Pack

    STI Firestop Warning Sticker 100/Pack
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  • Smoke Test 2.5oz Can

    Smokeless Aerosol Testor Can 2.5 oz
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  • FT305R Fast Tack Spray 5gal Red

    STI FT305 Spec Seal Fast Track Spray 5 Gal
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  • Firestop FT305 Fast Tack Spray 5Gal Grey

    STI FT305 Spec Seal Fast Tack Firestop Spray 5 Gal, Gray
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  • LC120 Endothermic Firestop Sealants 20oz

    STI LC120 Endothermic Firestop Sealant 20oz Sausage
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  • Fire Sealant 3M CP25WB+ 20 Oz.

    3M™ Firestop Sealant, 10 oz. Cartridge, Up to 4 hr. Fire Rating, Red-Brown
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