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Flashcards in Plumbing Deck (21):
1

What is ID, OD

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

2

What do you always use in preparation for plastic piping

Purple primer

3

PVC piping can only be used for what kind of water

Cold water

4

What is the pipe drop to ensure proper waterflow

Quarter inch per foot

5

What color is CPVC pipe and what is it used for

Yellowish, only for supply lines hot or cold

6

What is the best material for longevity and water pipes

Copper

7

What are the types of copper pipes on the market

M, L, K

8

Which copper pipe type is the thinnest

M

9

What must you apply to copper pipes before the solder

Flux

10

When joining copper and galvanized pipes what do you need

Dielectric union

11

What is the most common type of pipe being used today

Polyethylene or PEX

12

What is polyethylene pipe being rated to

210° for 48 hours

13

What are the dimensions that round off the toilet

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

14

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

2 inches, 3 inches

15

What is the minimum diameter of a vent pipe

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

16

What is the difference between a P and an S trap

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

17

What are the four types of faucets

Compression disc ball cartridge

18

What are the three layers in a septic tank

Scum, graywater, sludge

19

What are the signs your septic tank is failing

Surfacing, smell, sewage backing up

20

What are the four groups of pipes and fittings

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

21

What are the three categories of waste disposal

Human waste, liquid waste, rubbish