C
E
- S
- s
- S
- S
- E
p
- C
  - C
  - C
- s
- S
- C
- A
- V
- v
- V
- V
- O
N
- N
- N
S
- T
- D
C

XFNT-3

E
C

V

NV, A, V,V<

P

floor heating four way mixing valve — V
L

Ball valve _XF83273-A — V

Brass radiator valve_XF60660A — V

Brass radiator valve — V

XF8083 — v

safety valve 90339F — V

XF85695 AIR VENT — V

COMMUNICATION

L

V
V
V
C
V
S
V
V
V
V
V
V

B
V
R

L

<
E

<
L

S
L

<
D

.
I

<

V

e2
A
E2
L
r2
L
M2
E
H2
L
T2
E

b

V
V
V
K
C
V
C
C
V
C
V

E

S
E
s
S
S

p

C
s
S
C
A
V
v
V
V

I

N
N

C

C
0
T
i

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P