Chimney Liner Capacity

The pressure difference in the chimney pulls air and fuel gas from the boiler or fireplace through the chimney and out of the building.

Chimney liner capacity.

The rule of thumb for sizing a chimney liner is that you never want it to be smaller than the appliance exhaust hole and you don t want the liner to be three times the area of the exhaust hole of the appliance. 4 x 10 m flex aluminum liner 10 insulation sleeve exterior intake and 2 hose clamps. For single category 1 appliance. Installing a stainless steel chimney liner down your chimney is the best and most economical way to revive a deteriorated chimney flue.

Fresh air kits include. Stainless steel chimney liners while offering unrivaled customer service for the best buying experience. The venting capacity of a rectangular or square masonry flue if translated directly into actual or measured square inches of cross section is less than a round chimney flue of the same square inches of venting capacity. The ideal flue size is typically determined by the exhaust outlet of the stove or appliance.

Chimney liner size calculator amp. For example an 8 x 8 square nominal clay chimney flue tile liner has inside dimensions of 6 3 4 x 6 3 4. This is no job to cut corners though. Use this tool to quickly calculate flue diameter or btu s for single or multiple category 1 appliance venting.

The proper amount of fresh combustion air is brought in with the fresh air kit directly to wood or pellet stoves ensuring optimal performance. Metal chimney liners usually of stainless steel or aluminum are primarily used to upgrade and repair existing chimneys. If properly installed and maintained metal chimney liners are extremely safe and durable stainless steel is suitable for wood burning gas or oil appliances while the aluminum is an inexpensive alternative for certain medium efficiency gas applications only.