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- STI® LCI300 Intumescent Firestop Sealant, Tube Container, Paste Form, Red, Mild Acrylic Odor/Scent, 40 to 95°F HSI#: FRS10005In stock$15.53$15.53
- STI® LCI320 Intumescent Firestop Sealant, Sausage Container, Aluminum Trihydrate, Crystalline Silica and Sulfuric Acid Compound HSI#: FRS10007In stock$20.79$20.79
- STI® SSAMW Rectangular Mineral Board, for use with Fire Barrier Spray HSI#: SSAMW-12930In stock$81.70$81.70
- STI® CF34 Closet Flange Firestop Gasket, ASTM E814, ANSI/UL 1479, CAN/ULC-S115 HSI#: CF34-12930In stock$28.48$28.48
- STI® SSP9S Intumescent Fire Stop Putty, Pad, Red, -10 to 120°F HSI#: FRS10075In stock$9.70$9.70
- STI® LCC300 Intumescent Firestop Collar, Use with Plastic Pipe, Galvanized Steel HSI#: FRS10002In stock$24.51$24.51
- STI® Z1005-892-CG Fire Penetration Warning Label, 4-1/2 in H x 5-3/8 in L, Red/White, 1000 per Roll HSI#: FRS10032In stock$0.85$0.85
- STI® SSWBLU230 SpecSeal® Flexible Pre-Cut Intumescent Wrap Strip, 11-1/4 in L x 3 in W, Up to 4 hr Fire Rating, Plastic HSI#: SSWBLU230-12930In stock$13.22$13.22
- STI® ES120 SpecSeal® ES Series Elastomeric Flexible Firestop Sealant, Sausage Container HSI#: FRS10042In stock$18.43$18.43
- STI® EZ-Path® EZDP133CWK Fire-Rated Pathway Circular Plate Kit, Upto 4 hr Fire Rating, Galvanized Steel, ASTM E814, CAN/ULC-S115, cULus Listed HSI#: FRS10060In stock$277.31$277.31
- STI® SIL320SL Firestop Sealant, Sausage Container, Silicone, Off White, <47 g/L VOC HSI#: FRS10048In stock$25.85$25.85
- STI® SSC600 Intumescent Firestop Collar, For Use with Plastic Pipe, Galvanized Steel HSI#: FRS10051In stock$103.87$103.87
- STI® SSB36 Intumescent Firestop Pillow, 9 in L x 3 in W, Intumescent, ASTM E 814 HSI#: FRS10031In stock$32.19$32.19
- STI® SSS120 Intumescent Firestop Sealant, Sausage Container, Paste Form, Fire Rating: 4 hr, Red, Mild Acrylic Odor/Scent, 40 to 95°F HSI#: FRS10022In stock$39.90$39.90
- STI® SSB26 Intumescent Firestop Pillow, 9 in L x 6 in W, 4 hr Fire Rating, ASTM E814, CAN/ULC-S115, cULus Listed, FM Approved HSI#: FRS10027In stock$26.54$26.54
- STI® SSB14 Intumescent Firestop Pillow, Red, 9 in L x 1 in W, ASTM E 814, SSB Series HSI#: FRS10026In stock$18.87$18.87
- STI® LCI305 Intumescent Firestop Sealant, 5 gal Pail, 1155 cu-in, Sulfuric Acid Compound with Graphite and Crystalline Silica, Red HSI#: FRS10010In stock$511.98$511.98



















