How Does A Masonry Chimney Work? HOW DOES A MASONRY CHIMNEY WORK? Masonry chimneys use a difference in air pressure to create the draft needed to fuel the fire and expel combustion byproducts. Cool, dense air surrounds the outside of the chimney while hot air from the fire fills the inside. How do I know
How Do I Fix A Crack In My Chimney? Individual chimney bricks that have a small crack or two can be repaired with high-heat mortar and a caulk gun. Clean out the crack with the edge of a putty knife or with a screwdriver. Sweep the crack clean with a wire brush. Squeeze high-heat mortar
How To Repair Cracked Chimney Crown? Flex Seal will work on roofs, gutters, skylights, windowsills, flashings, downspouts, foundations, awnings, chimneys, vent pipes, RV’s, campers, trailers. Can I use Flex Seal on my chimney crown? Flex Seal will work on roofs, gutters, skylights, windowsills, flashings, downspouts, foundations, awnings, chimneys, vent pipes, RV’s, campers, trailers. What kind