C
s
- V
- S
- S
- S
- S
P
- C
  - C
  - C
- S
- C
- C
- A
- V
- v
- V
- V
- A
N
- N
- N
C
- G
- S
C

XFNT-3

I
V

V

AC, C, R,V<

p

Brass angle ball valve with gauge XF83271 — V
P

valve class XF83504A-b — v

Ball valve XF83272X — V

XF60613G Brass radiator valve — V

AIR VENT XF85692 — V

safety valve XF90339B — V

0007_XF83501-A-B — V

REFRACTION

I

C
V
v
V
V
C
V
C
C
m
v
V

B
V
R

U

<
V

L
O

I
U

<
<

<
B

.

V

L2
Q
R2
Q
O2
L
a1
<
E2
<
E2
<

r

V
V
T
V
V
R
V
V
V
V
S

s

S
S
S
S
V

P

C
S
C
C
A
V
v
V
V

I

N
N

C

Z
0
C
i

©

P