5/4"
DN40 = 80-315
DN32 = 80-315
DN40 = 50-250
HL Valvole antiriflusso
16
DN32 = 50-220
16. Cantine e locali
a rischio invasamento
D
N
4
0
=
9
5
D
N
3
2
=
9
0
D
N
4
0
=
3
5
0
D
N
3
2
=
3
5
0
D
N
4
0
=
2
8
0
D
N
3
2
=
2
8
5
2
9
D
N
4
0
D
N
3
2
4
0
=
9
5
3
2
=
9
0
4
0
=
3
5
0
3
2
=
3
5
0
4
0
=
2
8
0
3
2
=
2
8
5
2
9
4
0
3
2