Approved Vent Systems; Venting Requirements - Breckwell BH3024FP Manual

APPROVED VENT SYSTEMS

DuraVent (DirectVent Pro)
Olympia Chimney (Ventis)
BDM (Pro-Form)
Metal Fab

VENTING REQUIREMENTS

Consult the local and national installation codes to assure adequate combustion and ventilation air is available.
Venting requirements apply to both natural gas and LP gas.
• Flame height and appearance will vary depending upon venting configuration and the type of fuel used.
• Refer to the vent manufacturer's installation manual for complete installation instructions. Vent installation
must conform with venting requirements and restrictions as outlined in this manual.
• Provide a means for visually checking the vent connection to the appliance after it is installed.
VENT SECTION CLEARANCES
NOTE: Wall thimble products that comply with the required 1" (25 mm) clearance to combustibles must be
installed for all horizontal vent runs that pass through interior or exterior walls. These wall thimble products may be
insulated using unfaced insulation products listed as noncombustible per ASTM E 136.
NOTE: Attic insulation shields may be insulated using unfaced insulation products listed as noncombustible per
ASTM E 136.
Vertical Pipe Section Clearances
Surface
All Approved Venting
USE OF ELBOWS
• MAXIMUM NUMBER OF 90° ELBOWS: 4
• For each additional 90° elbow used after the first 90° elbow, 3 ft (91.4 cm) must be subtracted from maximum
venting allowed.
• For each 45° elbow used, 1-1/2 ft (457 mm) must be subtracted from maximum venting allowed.
• (2) 45° degree elbows may be used in place of (1) 90° elbow.
46DVA-VC – Low Profile Cap
46 DVA-VCH – Hi Wind Cap
46 DVA-HC – Square High Wind Cap
VDV-VCH04 – Round High Wind Cap
VDV-VCH4 – Round Cap
VDV-HC04 – Square High Wind Cap
DVR6-VCH Round High Wind Cap
DVR6-HC Square Cap
DVR-HCP HCA Pyramid Termination Cap
4DHT Square Cap
4DVT Round Cap
4DST14 Snorkel
Sides
1" (25 mm) All Approved Venting
Vertical
Vertical
Horizontal
Vertical
Vertical
Horizontal
Vertical
Horizontal
Horizontal
Horizontal
Vertical
Horizontal
Horizontal Pipe Section Clearances
Surface Top
3" (76 mm)
-10-
Bottom Sides
1" (25 mm) 1" (25 mm)