Flagro FVP-750 Operating Instructions Manual page 7

90 DEG ELBOW
FLUE OUTLET OF HEATER
A - Vertical vent run must be a minimum of 2ft from heater outlet.
B - Maximum horizontal run is 20ft
Note: 90deg Elbow = 5ft
C - Vent termination in horizontal position must be minimum 2ft from wall.
A 45deg elbow is recommended at horizontal termination.
Note: Horizontal flue run - Rise ratio 1:10.
DUCTING:
FLUE TERMINATIONS
A
Heater duct with a minimum temperature rating of 300 deg F
including wire reinforcement to prevent collapsing must be
used. Heater is designed for use with 2 x 16" diameter ducts
equipped with gear clamp (FV-HDG16).
Install ducting to the outlet of the heater using gear clamp
provided on the collar of the ducting. Ducting should be
inspected periodically for tearing and/or wear marks. Ducting
should be stored in a dry area when not in use
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B
EXTERIOR WALL
C
45 DEG ELBOW