Double wall stove pipe is used to make the connection from the chimney or chimney kit to the appliance in the final interior run.
Double wall stove pipe wall clearance.
While not the best readable text i would think the n a under the protected surfaces section of the table means it defaults back to the unprotected surfaces side which have greater clearances than compared to the double wall pipe.
Less creosote accumulation is another positive feature due to the heat retention of double wall stovepipe.
Rockford s double wall chimney pipe has a limited lifetime warranty.
Available in 6 7 and 8 diameters.
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.
The way i read it is that the clearances for a single wall are the same as double wall pipe regardless of the surface protection meaning a 21 in.
Subtract 3 4 for installed length.
To 6 in the closest clearance to a wall of any connector pipe.
Double walled or close clearance stove pipe is used to connect your stove to the chimney.
The dvl 6 x 48 double wall black pipe length is a component that is used in a typical venting installation.
Designed for installation with minimum clearance to combustibles 6 to walls 8 from top of horizontal run to ceiling.
Clearance to non combustible materials is 0 but pipes should not actually touch cement bricks or other non combustibles.
Most of the double wall stove pipe allows for 6 clearance from wall combustibles and 8 from ceiling combustibles.
This pipe has a clearance of only 6 to combustible materials and keeps flue gases warm for better draft.
For example a single wall stove pipe requires 18 inches of clearance from ceilings or walls.
Using a heat shield on a single wall stovepipe allows you to reduce the clearances from 18 to 6 to the wall and 9 to the ceiling.
Dvl s double wall air insulated design reduces clearances to combustibles from 18 in.
Double wall pipe should not be cut.
This system is ulc s641 certified.
Double wall stove pipe on the other hand requires only 8 inches of clearance from the ceiling and 6 inches from a wall.
The clearance to combustible materials for double wall stove pipe such as standard drywall or wood is 6 to walls and 8 to ceilings.
When combining lengths remember to subtract 1 5 from each to account for overlap.
Dvl pipe has a double wall interior and is a close clearance stovepipe designed especially for connecting woodstoves to the chimney.
Dvl double wall stovepipe completes the venting system when used with one of duravent s chimney products such as duratech duraplus or duraplus htc.