IBC SL 20-160 G3 Installation And Operating Instructions Manual page 18

Figure 8: IBC recommended
minimum vent terminal clearance
under ventilated soffit
Figure 9: Prohibited installation
Figure 10: Sidewall vent termination
- indoor combustion air applications
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SL 10-85 G3, SL 14-115 G3, SL 20-160 G3, SL 30-199 G3 MODULATING GAS BOILERS SL 10-85 G3, SL 14-115 G3, SL 20-160 G3, SL 30-199 G3 MODULATING GAS BOILERS
• Clearance to a mechanical air supply inlet: - 6' (1.82m) (USA - 3' (0.91m) above if
within 10' (3.1m) horizontally).
• Clearance above paved sidewalk or paved driveway located on public property: - 7'
(2.2m) Note: Cannot terminate directly above a paved sidewalk or paved driveway that
is located between two single family dwellings and serves both dwellings
• Clearance under veranda, porch, deck or balcony: - 12" (0.3m) IBC strongly
recommends a minimum of 24" with the SL boilers to avoid damage to the structure.
Note: Prohibited unless fully open on a minimum of two sides below the floor.
• Vents must be installed such that flue gas does not discharge towards neighbor's
windows, air intakes, and/or where personal injury or property damage can occur.
• It is important to ensure proper condensate management from vent terminations.
Condensate shall not be discharged in a manner that will cause damage to external
building finishes or components, or infiltrate building envelopes, including adjacent
structures.
Figure 11: Vent terminal clearances
Figure 12 Vent terminal clearances
INSTALLATION AND OPERATION INSTRUCTIONS