Clear Fire Retardant Coatings/Spray 5 Gal. ASTM E84/UL 723 Class A Flame Spread And Smoke Development Rating, UL Classified.

Fire Barrier Paint Intumescent Fire Retardant Coating 5 Gal. Water-Based. Tested To ASTM Flameoff® E-84/UL723, Class "A" Flame Spread.

Wet Look Natural Stone Sealer. Durable, Long-Lasting Gloss Protection. Interior And Exterior Pavers, Slate, Sandstone, Travertine, Flagstone,

10.1 Oz. Black High Heat Mortar Sealant (12-Pack)

Red Devil Fireplace/Stove Repair Sealant, Black, 10.1-Oz.

Fireplace Seal Tape, Wood Stove Gasket Rope Self-Adhesive Wood Stove Door Gas

Permatex 81409 High-Temp Red RTV Silicone Gasket, 11 Oz.

Lynn Manufacturing 9460 High Temperature Flat Gasket Tape For Boiler & Furnace, 1000F (1Inch X 1/8Inch X 25Ft) - White, 9460 | Supplyhouse.Com

Flex Paste Flood Protection, 28 Oz Cartridge, MAX, 1-Pack, Waterproof Rubberized Paste, Removable, Use On Windows, Doors, Garage Doors, Seams,

Chimneyrx Elastomeric Black Masonry Fireplace Flashing Sealant - 1/2 Gallon - 300054

Stove & Fireplace Firebox Door Rope Gasket Seal 1/2" Round X 7' Length W/Sealant

Rectorseal 66648 10.3-Ounce Cartridge Metacaulk Mc 150+ Firestop Sealant , Red

Fireplace Tape Seal 6.56ft X 0.4in X 0.08in Self-Adhesive Fiberglass Rope Seal G

Fire-Gard Foam Fire-Stopping Sealant

Rutland High Heat Silicone Sealant

Rutland High Heat Silicone Sealant

Chimneysaver Crowncoat Brushable Sealant 5 Gal Buff Gray Waterproof

300054 Brushable Chimney Flashing Repair Sealant - Black Elastomeric Waterproof

Chimney Saver Crown Coat Brushable Sealant {BUFF GRAY} FIVE GALLONS

Chimneysaver Crowncoat Brushable Sealant 5 Gal Buff Gray Waterproof 74205

Kiskick High Temperature Gasket Tape Fireplace Gasket Tape Fireplace Tape Seal Rope Gasket High Temperature Resistant Self Adhesive Prevent Smoke Leak

10.1 Fl. Oz. Red Fire-Gard Fire-Stopping Sealant Caulk

Savita Fireplace Seal Rope 0.4Inch X 13Ft, Sturdy Graphite Impregnated Fiberg...

Master Flame - Fire Retardant - Spray On Application - 5 Gallon Pail

2 Rolls Fireplace Tape Seal Self Adhesive Stove Window Glass Gasket Tape, 6.56ft X 0.78in Wood Stove Replacement Gasket Glass Fiber Wood Stove Gasket

Elastomeric Chimney Seal, Protects Against Water Intrusion, 1 Gallon

10.3 Fl. Oz. Fireplace Mortar Cartridge In Gray

1 Gal. Extra Strength Natural Look Penetrating Sealer

Wood Stove Gasket, Flat Gasket Tape For Stoves And Fireplaces, Self Adhesive Flat Gasket, 5/8" Width, 3/8" Thick, Length 72" Wood Stove Seal Gasket Ta

12 Oz. Orange Fire Block FB-Foam Sealant (6-Pack)