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PP 6 hot water backflow prevention

Total questions: 5

Worksheet time: 4mins

Name
Class
Date
1.

where would you find an AUK2 air gap

a)

shower

b)

WC toilet

c)

kitchen sink

d)

Basin

2.

where the shower hose has a possibility of contamination from the toilet the correct valve would be

a)

single check valve

b)

service valve

c)

double check valve

d)

pressure reducing valve

3.

where the shower hose has a possibility of contamination from the toilet you should also fit

a)

shower curtain

b)

toilet seat

c)

shower hose retaining ring

d)

stud wall

4.

the correct mechanical backflow prevention for a basin is

(a)  

5.

name the image

(a)