Riello Array AR 1500 - Page 64

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SHUTDOWN
64
APPENDIX
APPENDIX
Y
X
Horizontal venting system (sealed combustion):
X ≥ 4” (102 mm);
Y ≥ 12” (305 mm)
Air intake
Air intake
X
Vent
Vent
Y
Multiple air and vent vertical termination:
X ≥ 12” (305 mm);
Y ≥ 12” (305 mm)
Y
X
Y
X
X
Vertical venting system (sealed combustion):
X > 12” (305 mm)
Y = 12” (305 mm) above maximum snow level or at least 24” which-
ever is greater
Air intake
Vent
Vent
Air intake
Y
X
Multiple air and vent vertical termination:
X ≥ 12” (305 mm);
Y ≥ 12” (305 mm)