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FireStop Products

STI Firestops

STI (Specified Technologies Incorporated) is a leading expert in developing innovative fire protection systems that help stop the spread of fire, smoke, toxic fumes, and hot gases.

 

Showing 1–24 of 216 results

Sale! 2XKE3_AS01 STI Firestop

STI Firestop SNS120W Smoke & Sound Acoustical Sealant White (20oz Sausage)

Original price was: $6.95.Current price is: $6.50.
Sale! STI firestop LCI300 LCI Intumescent Firestop Sealant RED (10oz Tube)

STI Firestop LCI300 LCI Intumescent Firestop Sealant RED (10oz Tube)

Original price was: $12.25.Current price is: $12.00.
Sale! lci320 600 STI Firestop Sealant

STI Firestop LCI320 LCI Intumescent Firestop Sealant RED (20oz Sausage Tube)

Original price was: $14.25.Current price is: $13.89.
Sale! STI Firestop lc120 fire caulk

STI Firestop LC120 LC Endothermic Sealant RED (20oz Sausage Tube)

Original price was: $11.75.Current price is: $11.50.
Sale! STI Firestop Spec Seal FS400 4" Firestop Ready Sleeve

STI Firestop – Spec Seal FS400 4″ Firestop Ready Sleeve

Original price was: $112.41.Current price is: $112.16.
Sale! STI Spec Seal LCC400 4" Intumescent STI Firestop Collar

STI Firestop Spec Seal LCC400 4″ Intumescent Firestop Collar

Original price was: $37.56.Current price is: $21.90.
Sale! STI Firestop Spec Seal LCC300 3" Intumescent Firestop Collar

STI Firestop Spec Seal LCC300 3″ Intumescent Firestop Collar

Original price was: $25.00.Current price is: $21.50.
Sale! STI FP400 Intumescent Firestop Plug 4"

STI Firestop FP400 Intumescent Firestop Plug 4″

Original price was: $52.00.Current price is: $48.95.
Sale! es120r 600

STI ES120R ES Elastomeric Firestop Sealant RED (20oz Sausage Tube)

Original price was: $12.55.Current price is: $12.30.
Sale! STI Firestop Spec Seal LCC200 2" Intumescent Firestop Collar

STI Firestop Spec Seal LCC200 2″ Intumescent Firestop Collar

Original price was: $19.71.Current price is: $12.90.
Sale! STI Spec Seal SSB26 Intumescent Firestop Pillow 2”x 6”x 9”

STI Spec Seal SSB26 Intumescent Firestop Pillow 2″ x 6″ x 9″

Original price was: $24.74.Current price is: $18.46.
Sale! CD401

STI Firestop CD30108 3″ Cast In Device – Up to 8″ Thick Concrete (1/each)

Original price was: $28.18.Current price is: $26.50.
Sale! ep44

STI Firestop EP44 Powershield Electrical Box Insert for 4 Square Box 3-3/4″ x 3-3/4″ x 1/8″ (1/each)

Original price was: $7.60.Current price is: $6.59.
Sale! fs100 sti

STI Spec Seal FS100 1″ Firestop Ready Sleeve

Original price was: $42.50.Current price is: $39.50.
Sale! ep44

STI Firestop EP45 Powershield Electrical Box Insert 4-1/8″ x 4-1/8″ x 1/8″ (1/each)

Original price was: $9.52.Current price is: $8.75.
Sale! STI LC120W LC Endothermic Firestop Sealant WHITE (20oz Sausage Tube)

STI LC120W LC Endothermic Firestop Sealant WHITE (20oz Sausage Tube)

Original price was: $11.75.Current price is: $11.50.
Sale! 4MM47_AS01

STI SSS100 Intumescent Firestop Sealant (10oz Cartridge)

Original price was: $17.95.Current price is: $16.75.
STI Firestop Spec Seal SSP28 Intumescent Putty Bar (24 cu. in., 0.4 liter)

STI Firestop Spec Seal SSP28 Intumescent Putty Bar (24 cu. in., 0.4 liter)

$33.50
Sale! STI Spec Seal FS200 2" Firestop Ready Sleeve

STI Spec Seal FS200 2″ Firestop Ready Sleeve

Original price was: $56.21.Current price is: $51.50.
Sale! STI firestop plug fp200 fp400

STI Firestop FP200 Intumescent Firestop Plug 2″

Original price was: $39.02.Current price is: $38.77.
Sale! es100r 600

STI ES100R ES Elastomeric Firestop Sealant RED (10oz Tube)

Original price was: $11.25.Current price is: $11.00.
Sale! CD401

STI Firestop CD202 2″ Cast In Device – Up to 20″ Thick Concrete (1/each)

Original price was: $26.32.Current price is: $26.07.
Sale! sti ssp putty pad

STI Spec Seal SSP100 Intumescent Putty Bar (36 cu. in., 0.6 liter)

Original price was: $52.64.Current price is: $42.50.
Sale! STI Firestop Spec Seal RFG2 EZ-Firestop® Ready Grommet .53" OD (10 pack)

STI Firestop Spec Seal RFG2 EZ – Ready Grommet .53″ OD (10 pack)

Original price was: $85.96.Current price is: $59.50.
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