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

C

<V, V, V,V<

p

safety valve XF90339B — V
P

XF85830F — V

safety valve 90339F — V

XF90339 Brass safety valve — V

Vent valve XF85691 — v

Vent valve XF90970 — V

XF60613G Brass radiator valve — V

REFRACTION

I

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

B
V
R

I

&
A

<
4

Q
C

F
M

V
A

<

C

A2
L
s2
<
S1
È
N1
G
R2
S
s2
<

r

V
V
V
V
P
S
C
V
V
D
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