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HVAC
TSSA G2 Gas Technician Certification
Combustion & Air Supply
Vérification des connaissances
Combustion & Air Supply
Vérification des connaissances
Vérification des connaissances
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When outdoor combustion air openings are required, how many openings are needed and where?
A
One opening at ceiling level only
B
Two openings - one within 300 mm of the floor and one within 300 mm of the ceiling
C
One opening at floor level
D
Three openings evenly spaced on the wall
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