VENTING

10’ or Less

2’ Min.

Ridge

3’ Min.

Chimney

 

More than

Height above any

 

10’

roof surface

 

10’

 

withon 10’

 

 

Ridge

 

horizontally

2’ Min.

 

 

 

 

 

3’ Min.

 

Chimney

 

FIGURE A

FIGURE A

Termination of vent must be securely guyed or braced if it extends more than five (5) feet above roof.

Seal around collar & flashings

Maintain

1” Clearance

Terminate vent at least 5 ft. above draft hood

See Termination diagram above

Support

Laterals

Firestop Support

Assembly

Vertical Vent

Elbow

Listed

Appl.

CONNECTING THE VENT INTO AN EXISTING CHIMNEY

SAFE (See “Venting”)

NOTE: This may result in the vent safety switch shutting down the pilot depending on size and draw of chimney.

1/4

FIGURE 7A

UNSAFE

FIGURE 7B

RECOMMENDED

Use proper size “B” pipe or chimney liner inside chimney.

FIGURE 7C

Page 4

Page 4
Image 4
Louisville Tin and Stove VCR501A-H, VCR702A-H, VCR701A-H Connecting the Vent Into AN Existing Chimney, Unsafe Recommended