ACCESSORIES
27
Horizontal
(HCVK)
Vertical
(VCVK)
Concentric Vents Kits HVCK and VCVK are suitable for use
with the 90% efficient furnace products listed in this manual.
HVCK Installation
VCVK Installation
Vent/Flue
Termination
(Tee, Pipe, & 2" to 4" Reducer)
Combustion Air
Intake Pipe
Seal Penetration
with Flashing
and Caulking
Roof Thickness
3/4" Minimum
22" Maximum
Inside
Outside
Interior Section
of Concentric Vent Assembly
Must Be Adequately
Secured and Supported
Sanitary Tee
Connection for
Fresh Air Intake
Pipe to Furnace
Connection for
Vent/ Flue Pipe
From Furnace
12" Minimum Above
Roof or Highest
Anticipated Snow Level
Connection for
Fresh Air Intake
Pipe to Furnace
Connection for
Vent/Flue Pipe
from Furnace
Pipe to Furnace
Combustion
Air Intake Pipe
Vent/Flue Termination
with Tee
Wall Thickness
3/4" Minimum
13 3/4" Maximum
Seal Penetration
with Caulking
Tee
12" Minimum Above
Grade or Highest
Anticipated Snow Level
Inside
Outside
CONCENTRIC VENT CONVERSION KIT
( HCVK
VCVK )
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