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ES/ESH-LT209_10152019
Single Stage Unitary Range
VENTING AND COMBUSTION AIR DUCTING
Horizontal Venting
•
The heater operates at a positive vent pressure
•
Use an approved to S636 or UL1738 Category III venting system, or a single wall vent pipe with all joints and
seams sealed with heat resistant pliable sealant, such as high temperature RTV silicone for temperatures
up to 650°F (343°C). Prior to placing the heater in operation conduct a leak test with heater running using
a soap solution.
•
When venting through combustible walls, use approved vent terminal Tjernlund VH1-4, or deflector vent
terminal with an approved insulating thimble.
•
When venting through non-combustible walls, use deflector vent terminal. Recommended extension of the
terminal past the outside wall surface is 18" minimum.
18" MIN.
4" VENT TERMINAL
PN V-CT011
NON-COMBUSTIBLE WALL
MAX. 30' WITH 2 ELBOWS
COMBUSTIBLE WALL
4" VENT TERMINAL
MAX. 30' WITH 2 ELBOWS
4" WALL THIMBLE
PN V-CS006
HORIZONTAL VENTING
NOTES:
•
4" VENT TERMINAL MUST BE USED WITH SINGLE WALL
VENTING THROUGH A COMBUSTIBLE WALL.
• SINGLE WALL VENT MATERIAL: 26Ga. (GSG) GALV. or EQUIV.
18" MIN.
Common Horizontal Venting
Horizontally vented heaters must be individually vented and cannot use a common vent.
Figure 25: Horizontal Venting
Summary of Contents for ES/ESH Series
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