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Home
Weatherproofing
Firestop

Firestop

(31 Products)

(31 Products)

Collars, Wrap Strip & Cast-in(15)

Firestop Accessories(3)

Mineral Wool(1)

Sealants, Caulks & Putties(9)

STI Z1003-892-CG Red Warning Labels - 100/Pack

STI - Firestop Authority

STI Z1003-892-CG Red Warning Labels - 100/Pack

STI Z1005-892-CG Penetration Warning Labels - 100/Pack

STI - Firestop Authority

STI Z1005-892-CG Penetration Warning Labels - 100/Pack

STI ES105 Elastomeric Firestop Sealant - Blue - 5 Gallon Pail

STI - Firestop Authority

STI ES105 Elastomeric Firestop Sealant - Blue - 5 Gallon Pail

STI ES120PB - Elastomeric Firestop Sealant - Pale Blue - 20 Oz. Sausage

STI - Firestop Authority

STI ES120PB - Elastomeric Firestop Sealant - Pale Blue - 20 Oz. Sausage

STI SIL320SL Self-Leveling Silicone Firestop Sealant - 20 Oz. Sausage

STI - Firestop Authority

STI SIL320SL Self-Leveling Silicone Firestop Sealant - 20 Oz. Sausage

3M

Fire Barrier Water Tight Spray - White - 5 Gallon Pail

STI SFS105 Safing Spray - 5 Gallon Pail

STI - Firestop Authority

STI SFS105 Safing Spray - 5 Gallon Pail

3M

Fire Barrier Plenum Wrap 5A+ - 1/2" x 24" x 50' Roll

STI CD40108 Cast-In Firestop Device - 4" x 8"

STI - Firestop Authority

STI CD40108 Cast-In Firestop Device - 4" x 8"

STI EP44 SpecSeal EP Powershield Electrical Box Insert - 3-3/4" x 3-3/4"

STI - Firestop Authority

STI EP44 SpecSeal EP Powershield Electrical Box Insert - 3-3/4" x 3-3/4"

STI EW2420 E-Wrap Endothermic Wrap - 2' x 20"

STI - Firestop Authority

STI EW2420 E-Wrap Endothermic Wrap - 2' x 20"

Thermafiber Safing Mineral Wool 4 Lbs. - 4" x 2' x 4' - 40 Sq. FT

Owens Corning

Thermafiber Safing Mineral Wool 4 Lbs. - 4" x 2' x 4' - 40 Sq. FT

STI RTC350 RTC Range Taking Firestop Collar for 3" or 4" Pipe

STI - Firestop Authority

STI RTC350 RTC Range Taking Firestop Collar for 3" or 4" Pipe

STI Z1007-892-CG Construction Joint Warning Labels - 100/Pack

STI - Firestop Authority

STI Z1007-892-CG Construction Joint Warning Labels - 100/Pack

STI SSWBLU240 Blue Wrap Strip Precut for 4" Pipe

STI - Firestop Authority

STI SSWBLU240 Blue Wrap Strip Precut for 4" Pipe

STI SSWBLU2 Blue Wrap Strip - 1/8" x 2" - 12' Roll

STI - Firestop Authority

STI SSWBLU2 Blue Wrap Strip - 1/8" x 2" - 12' Roll

STI SSW250 Gray Wrap Strip Precut for 3" Pipe

STI - Firestop Authority

STI SSW250 Gray Wrap Strip Precut for 3" Pipe

STI SIL320 Silicone Firestop Sealant - 20 Oz. Sausage

STI - Firestop Authority

STI SIL320 Silicone Firestop Sealant - 20 Oz. Sausage

STI CS3636 SpecSeal Composite Sheet - 36" x 36"

STI - Firestop Authority

STI CS3636 SpecSeal Composite Sheet - 36" x 36"

STI SSW125 Gray Wrap Strip Precut for 2" Pipe

STI - Firestop Authority

STI SSW125 Gray Wrap Strip Precut for 2" Pipe

STI SSW RC2 Restricting Collar for RED & RED2 Wrap Strip - 25' Roll

STI - Firestop Authority

STI SSW RC2 Restricting Collar for RED & RED2 Wrap Strip - 25' Roll

STI SSWBLU Blue Wrap Strip - 3/16" x 2" - 12' Roll

STI - Firestop Authority

STI SSWBLU Blue Wrap Strip - 3/16" x 2" - 12' Roll

STI SSW RC Restricting Collar for BLU & BLU2 Wrap Strip - 25' Roll

STI - Firestop Authority

STI SSW RC Restricting Collar for BLU & BLU2 Wrap Strip - 25' Roll

STI WF305 Intumescent Firestop Caulk - 5 Gallon Pail

STI - Firestop Authority

STI WF305 Intumescent Firestop Caulk - 5 Gallon Pail