Gas Chimney Pipe Size

Chimney flue size rules.

Gas chimney pipe size.

The velocity of air and flue gas in a smaller furnace should not exceed 2 m s. Designed for use on approved gas appliances in residential and light commercial and industrial applications. 5 x 3 gas vent chimney pipe type b. B vent chimney capacities venting a single heating appliance table c 9 b masonry chimney venting capacities venting a single appliance btu capacity table c 9 c flue diameter and height requirements for category i draft hood and fan assisted appliances size specification requirements for chimney flues and vents diameter height etc.

Stoves small fireplaces central heaters. This handy guide is provided to assist you in choosing the right size and type of chimney liner for your home. If you need to convert round liner dimensions to oval or rectangular try our liner shape calculator for ordering multiple sections of liner pipe try our chimney liner and flue pipe length calculator. Inside diameter inches inside area square inches 6.

Design velocities of larger furnaces should not. Pipe sizes 26 30 in diameter require 2 of airspace clearance throughout the entire length. H height of chimney m ρ o outside air density kg m 3 t i inside chimney temperature k t o outside air temperature k chimney draft chart. Outer material is 28 ga galvanized steel.

Type b hart cooley pipe sizes 3 through 24inches in diameter require 1 inch of airspace clearance throughout the entire length. Chimney size common venting uses. Stoves fireplaces central heaters. Easy to assemble and can be combined to obtain the required installation height.

Flue diameter and height.