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CMP 124 Test 3| 79 Solved Questions with Verified Answers 100%|Latest 2024
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CMP 124 Test 3| 79 SolvedQuestions with Verified
Answers 100%|Latest 2024
Drains and Vents - ✔✔-Connected by the same
plumbing lines -For every drain, there's a vent
Vents (plumbing) - ✔✔-Equalize the
system pressure -Allow for draining to go
down
Traps - ✔✔-'P' trap - under sink
-Drum trap - collects more water
-Prevents sewer gas from rising up into
your home -Every drain has a trap
-Little bit of water sits in trap at all times
Sweat Joints - ✔✔-Solder (lead free)
-Creates permanent, watertight seal where one pipe connects to another
PVC - ✔✔-Glue joints (not corrosive)
-Clean joints (purple primer)
-White plastic pipe
, PEX Pipe - ✔✔-Cross-linked
Polyethylene -Low cost, quality material
-Flexible to resist cracks and high
temperature -Pex A - expands the pipe
Pex Requirements - ✔✔-Requires more support
-Inside diameter (ID) 2" = 2.375" outside diameter (OD)
Solid Core Doors - ✔✔-Higher cost
-More durable
-Heavier hinges
-Sound control
-Fire protection
Hollow Core Doors - ✔✔-Lower cost
-Less durable
-Less sound control
-Less fire protection
Pre-hung Door - ✔✔-Height = 6' - 8"
-Arrives to jobsite alright hung in jamb/frame
Door Jamb - ✔✔-Gets thicker if wall gets
thicker -The upright parts to which the door
is hung
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