This can cause smoke to pour out of the stove and it can also cause gas and oil appliances to fail.
Chimney liner sizing guide.
The primary aim of this sizing handbook is to provide more detailed guidance on appliance venting than can be found in the codes or in appliance manufacturers instructions.
A q v 3 where.
Choose the type of appliance you have.
Model tlc hart cooley chimney sizes 5 through 14inches in diameter require 2 inches of airspace clearance to combustible construction.
16 liner the standard 10 1 ratio has been used in the chart above.
Design velocities of larger furnaces should not exceed 10 m s.
In any situation you should first consult the manufacturers instructions of your appliance before installing a liner.
Required chimney area can be calculated as.
Chimney draft chart pdf chimney area.
The ideal flue size is typically determined by the exhaust outlet of the stove or appliance.
Use this tool to quickly calculate flue diameter or btu s for single or multiple category 1 appliance venting.
To be safe we recommend a 10 1 ratio for chimneys less than or equal to 25 feet in height and a 12 1 ratio for chimneys greater than 25 feet in height.
Undersized liners will not allow the appliance to vent properly.
Measure the exhaust collar of the appliance.
Rockford chimney supply s chimney liner size calculator amp.
Sizing handbook application guide chimney gas vent for capacities to 100 million b t u.
For single category 1 appliance.
Guide is a great way for anyone to choose the correct size liner and also the correct type of stainless steel.
A cross sectional area of chimney m 2 q volume of flue gases at chimney.
For satisfactory performance of appliances in confined spaces and for the venting system an adequate supply of fresh air must be provided.
Measure the width and length of the chimney flue on top of your chimney to make sure the liner size required will fit down the flue.
It is intended for the convenience and assistance of.
A 10 1 ratio should be used for chimneys less than 25 feet in height and a 12 1 ratio for chimneys greater than 25 feet in height.
Stainless steel chimney liners while offering unrivaled customer service for the best buying experience.
The velocity of air and flue gas in a smaller furnace should not exceed 2 m s.
The chimney liner should never be undersized for any appliance especially to accommodate insulation around the liner.
The liner size is the number one factor for the appliance to burn properly.
