Baxi SB20+V Installation Manual page 7

a
175
b
150/300
a
175
b
150/300
a
175
b
150/300
175
a
175
40
a
40
+ . . . +
7
a(mm) b(mm)
SB20+V
1147 2271
SB20+O
1753 1666
SB25+V
1147 2706
SB25+O
2187 1666
a
175
b
150/300
3.0