Wood Stove Double Wall Pipe Clearance

Dvl double wall stovepipe completes the venting system when used with one of duravent s chimney products such as duratech duraplus or duraplus htc.

Wood stove double wall pipe clearance.

The roaring fire in the wood stove keeps the room toasty warm on a wet chilly night. This pipe has a clearance of only 6 to combustible materials and keeps flue gases warm for better draft. Nfpa 211 standard for chimneys fireplaces vents and solid fuel burning appliances reader comment. Clearance to non combustible materials is 0 but pipes should not actually touch cement bricks or other non combustibles.

To 6 in the closest clearance to a wall of any connector pipe. Double wall stove pipe can reduce the clearance needed to combustibles in many situations and typically has a stainless steel inner wall that will provide a much loger time of service that a typical single wall setup. For example a single wall stove pipe requires 18 inches of clearance from ceilings or walls. To be used for wood stoves these chimneys must be listed as ul all fuel chimneys.

How to apply nfp 211 to wood stove fire clearances. Once these clearances are met you must convert your stove pipe to class a chimney pipe for proper venting of your stove. Prefabricated chimneys are efficient and easy to install. The necessary clearances from combustible materials are marked on each section of a ul listed prefabricated chimney.

The clearance to combustible materials for double wall stove pipe such as standard drywall or wood is 6 to walls and 8 to ceilings. Many think stovepipe can run from the wood stove right up through the ceiling and roof. Dvl s double wall air insulated design reduces clearances to combustibles from 18 in. Double walled or close clearance stove pipe is used to connect your stove to the chimney.

At pellet stove manuals. Double wall pipe should not be cut. Most of the double wall stove pipe allows for 6 clearance from wall combustibles and 8 from ceiling combustibles. For safety the single or double wall black stovepipe transitions to class a chimney pipe when it nears a.

When combining lengths remember to subtract 1 5 from each to account for overlap. Double wall stove pipe on the other hand requires only 8 inches of clearance from the ceiling and 6 inches from a wall. For the insulated double wall type chimney the minimum clearance is usually two inches.