Tentamen (uitwerkingen)
Plumbing Red Seal Questions & answers rated A+ 2023
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- Instelling
Plumbing Red Seal Questions & answers rated A+ 2023Trap arms and fixture drains are to be installed with roughly _____ of an inch downward slope for every foot of trap arm length - correct answer 1/4" per foot less than 3" - 1/8" per foot 4" and higher What can put a great deal of stress on your...
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