Flagro FVO-400RCBT Operating Instructions Manual page 5

FV SERIES CONSTRUCTION HEATER – VENTING REQUIREMENTS
1. VERTICAL FLUE TERMINATIONS
D
FLUE OUTLET OF HEATER
2. HORIZONTAL FLUE TERMINATIONS
FLUE OUTLET OF HEATER
THIS HEATER IS CONSIDERED A CATEGORY 3 APPLIANCE
STACK TEMPERATURES CAN BE UP TO 900 DEG F.
A - VENT TERMINATION MUST BE A MINIMUM OF 2FT HIGHER THAN ANY POINT
WITHIN 10FT.
B - MAXIMUM HORIZONTAL RUN IS 30FT.
NOTE: 90deg ELBOW = 10ft HORIZONTAL VENT ALLOWANCE
45deg ELBOW = 5ft HORIZONTAL VENT ALLOWANCE
C - VENT TERMINATION IN HORIZONTAL POSITION MUST BE MINIMUM 4ft FROM ANY
COMBUSTABLE SURFACE
D - EXTERIOR VERTICAL VENT TERMINATION MUST BE A MINIMUM OF 2ft.
NOTE: ALL VENT TERMINATIONS MUST HAVE A RAIN CAP INSTALLED AS PER
LOCAL CODE REQUIREMENTS.
B
VERTICAL FLUE RUN
HORIZONTAL FLUE RUN - RISE RATIO 1:10
B
(SPECIAL VENTING SYSTEM)
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A
C
EXTERIOR WALL