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
V

V

AV, R, C,V<

P

XF20137B — C
L

XF60200D Brass radiator valve — V

XF20136B — C

Temperature control valve_XF50650B — V

XF20005C — C

Brass ball valveXF83512D-A B — V

2005A — C

REFRACTION

L

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

B
V
R

R

<
2

E
¿

L
L

<
6

<
C

<

V

P2
E
D2
E
H2
<
H2
E
M2
L
E2
<

b

C
K
V
V
V
S
S
V
V
V
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

©

P