FireRock Individual Solid Chimney Block btu30000 Brand DuraVent Series FasNSeal Model

Brand DuraVent Series FasNSeal Model FSTC9B Product Type Tee Cap

Concealed heat vents

tiered burner system creates a multi-level fire

7 kg Materials Stainless Steel Tools

FireRock Individual Solid Chimney Block btu30000 Brand DuraVent Series FasNSeal ModelChimney blocks are one piece interlocking components that make it easy to add an all masonry chimney to your indoor or outdoor fireplace. These nesting chimney blocks can be stacked as high as building code allows, and have been independently tested at a compressive strength of 3,000 PSI. To further increase the strength of our chimneys, rebar and mortar can be placed into the hurricane holes. Use with FireRocks brick flange to add brick, stone, or