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Charlie Materials > Plumbing > Flashcards

Plumbing Flashcards

1
Q

What is ID, OD

A

Internal dimension and outer dimension, which makes up the schedule of the pipe

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2
Q

What do you always use in preparation for plastic piping

A

Purple primer

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3
Q

PVC piping can only be used for what kind of water

A

Cold water

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4
Q

What is the pipe drop to ensure proper waterflow

A

Quarter inch per foot

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5
Q

What color is CPVC pipe and what is it used for

A

Yellowish, only for supply lines hot or cold

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6
Q

What is the best material for longevity and water pipes

A

Copper

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7
Q

What are the types of copper pipes on the market

A

M, L, K

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8
Q

Which copper pipe type is the thinnest

A

M

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9
Q

What must you apply to copper pipes before the solder

A

Flux

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10
Q

When joining copper and galvanized pipes what do you need

A

Dielectric union

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11
Q

What is the most common type of pipe being used today

A

Polyethylene or PEX

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12
Q

What is polyethylene pipe being rated to

A

210° for 48 hours

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13
Q

What are the dimensions that round off the toilet

A

15 inches from the center the flange to the left and the right and 12 inches to the room

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14
Q

How big does a vent pipe need to be for one toilet, two toilets

A

2 inches, 3 inches

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15
Q

What is the minimum diameter of a vent pipe

A

1 1/4 inches or half the diameter of the waste pipe

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16
Q

What is the difference between a P and an S trap

A

P-trap’s going to the wall, and s traps go into the floor

17
Q

What are the four types of faucets

A

Compression disc ball cartridge

18
Q

What are the three layers in a septic tank

A

Scum, graywater, sludge

19
Q

What are the signs your septic tank is failing

A

Surfacing, smell, sewage backing up

20
Q

What are the four groups of pipes and fittings

A

Cast iron, galvanized steel/iron, copper tubing, plastic pipe

21
Q

What are the three categories of waste disposal

A

Human waste, liquid waste, rubbish

Charlie Materials (40 decks)

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