b

Riser to

Sprinkler

Piping

From

Underground

SIZE (a x b)

4” x 4”

CERTIFICATIONS

LISTED 97x7

97x7

B

7 29/32”

a

Groove Check Valve

4” Pipe

C

C

3”

Used to allow flow in designated direction only and to prevent backflow.

Available with the following threads:

4” NPT Male inlet x Groove outlet;

4” NPT Male inlet x NPT Female outlet;

4” Groove inlet and outlet.

RELATED PRODUCTS

A58 p. 42

A170

MONITOR SWITCH ADAPTER

To be installed on pressure reducing valves

A201 - A202 - A203 - A204 to connect the

monitor switch.

A

B

C

C

3 1/4”

3 37/64”

A140

SWING CHECK VALVE

A

B

1 57/64”

2 1/2” Pipe

A

5 23/64”

A

B

13

C

h

a

p

t

e

r

1

H

o

s

e

,

S

p

r

i

n

k

l

e

r

V

a

l

v

e

s

a

n

d

A

c

c

e

s

s

o

r

i

e

s

2

5

0

P

S

I

r

a

t

e

d

p

r

e

s

s

u

r

e