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

LV, S, V,V<

p

XF80832D pressure reducing valve — v
P

XF85830F — V

Heating valve XF60228 — V

alve class XF83512-A-B — V

XF60619A Brass radiator valve — V

Thermostatic valve_XF50651 — V

valve class XF83504A-b — v

REFRACTION

I

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

B
V
R

I

L
<

<
V

<
&

<
L

P
4

<

V

A2
<
O2
<
J2
A
N2
U
F2
L
M1
I

r

V
V
C
C
V
C
S
V
V
S
V

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