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

SV, V, C,V<

p

floor heating four way mixing valve — m
P

XF60200D Brass radiator valve — V

Brass ball valveXF83512D-A B — V

Heating valve XF60228 — V

AIR VENT XF85692 — V

Pressure Reducing Valve — V

XF85830F — V

COMMUNICATION

I

V
V
C
V
V
C
S
V
V
C
C
v

B
V
R

3

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S

L
P

<
C

<
S

L
Q

&

V

D2
U
E2
S
B2
L
F2
C
R2
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J1
L

r

C
D
G
V
R
V
C
S
R
S
M

s

S
S
S
S
V

P

C
S
C
C
A
V
v
V
V

I

N
N

C

Z
0
C
i

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