A Area for electrical supply cables
EDrain
GA Gas connecti on
HR Heating return
HV Heating flow
KW Cold water
WW DHW
Note
For dimensi ons of on-site pipe connections, see from page 10
Dimensions
a (External Ø) mm 100
b
– Boiler fl ue connection, coaxial 60/100 mm 70
– Boiler fl ue connection, coaxial 60/100 – 80/125 mm 136
c
– Flue outl et b end 90° coaxial 60/100 mm 95
– Boiler fl ue connection and boiler flue connection
bend 90° coaxial 60/100 – 80/1 25
mm 246
5822 335-1 GB
VITOPEND 222 VIESMANN 7
Specification - Vitopend 222 (cont.)