Flat Roof Wood Burner External Flue Regulations

The distance between the cowl of the flue and the adjacent roof wall structure should be higher than 2 3 mtr.

Flat roof wood burner external flue regulations.

A flue pipe must never pass through a combustible floor or ceiling or through an attic roof space closet or concealed space. The flue will necessarily be quite close to the edge of the flat roof where it abuts. The purpose of venting systems for wood burning fireplaces and wood stoves seems similar. D smoke chamber here the smoke gathers before being passed into the flue.

450 mm 18 in. Positions where this could be a nuisance should be avoided. In effect the regulations recommend a minimum flue size of 150mm for any stove including stoves in which wood can be burnt unless the stove is defra exempt link to defra exempt stove suppliers. C flue connector connects the fireplace to the flue.

Such as its roof tiles or external wall. Flues that are more than 3 metres away from the highest part of the roof need to be 1000mm above the flue penetration. They actually differ a great deal. A flue lining usually made of refractory concrete or impervious clay.

A flat roof has a pitch of less than 10 degrees. Flues need to be 600mm higher than the highest part of the roof within 3 metres. Wood burning appliance venting is broken into two primary categories. The minimum clearance may be reduced by 50 percent to 225 mm 9 in if suitable shielding is installed either on the pipe or on the combustible surface.

On 2019 11 21 by anonymous. In the article above on this page the section titled roof clearances for wood burning fireplaces. The flue is not yet in position nor is it likely to be when the roofers return not a great situation i know but i want to plan for the flue as best i can. If the flue exits the roof further down then it must extend high enough to acheive 2 3m of horizontal clearance.

I m installing a wood burner as part of this project and the flue has to go through the new flat roof. Minimum clearance from combustible material. Regarding chimney height codes in the state of florida does the same rule apply to both gas burning fireplace and wood burning. B flue must be high enough for sufficient draught around 4 5m in most cases.

E smoke shelf prevents downdraughts. Anon there are some different requirements for wood burning fireplaces and woodstoves e g. The first is known as an air cooled chimney system. As the name implies air cooled systems use air for cooling.

Or shingle roofs the flue or chimney the regulations. The minimum chimney height recommended for minimum performance of wood burning and multi fuel appliances is 4 5 m from the top of the appliance to the top of the chimney. A maximum of 4 bends up to 45º angle is allowed.