Solo
Combi
Boiler type
Q25S
Q38S
Q51S
Q60S
Q25C
Q38C
Q51C
mm mm mm mm
A Height
680
680 680 680
B Width
500 660 840 1000
C Depth
385 385
385 385
D Left side / flue gas exhaust
335 495 335 495
E
Centre to centre / flue gas exhaust
and supply
120 120 120
120
F back / flue gas exhaust
270 270 270 270
G
Left side / gas pipe
65
65 65 65
H Left side / flow pipe
185 185 185 185
J
Left side / return pipe
285 445
285 445
K Left side / condensate pipe
370 530 370 530
L
Left side / expansion pipe
430
430 590
M Left side / return pipe DHW
475
N Left side / cold water pipe
725 885
O Left side / hot water pipe
795 955
P Pipe length of g*
18
18 18 18
Q Pipe length of c*
50 50 50 50
R Pipe length of f, r, e, d, k and w*
60
60 60 60
S Back / Centre of pipe c*
25 25 25 25
T Back / Centre of pipe g*
40 40 40
40
U Back / Centre of pipe f, r, e, d, k and w*
50 50 50 50