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HVAC
TSSA G2 Gas Technician Certification
Venting Systems & Categories
Knowledge Check
Venting Systems & Categories
Knowledge Check
Knowledge Check
1 / 10
Why must plastic vent pipe for Category IV appliances have solvent-welded joints?
A
To reduce noise
B
Because the vent operates under positive pressure and must be gas-tight
C
To prevent condensate leaks
D
To comply with plumbing codes
Check Answer
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