II - 32
Design of W-ECO MULTI SYSTEM
2
TD831077
4. Installation Instructions
4-10. Dimensions of snow ducting
●
Reference diagram for snow-proof vents (field supply)
1751_C_I
2050
2050
311
311
311
1198
889
2087
311
478
478
844
807
807
807
883
844
807
20
40
40
606
606
20
1100
883
478
478
19
1752_C_I
844
807
807
883
478
478
2087
1198
889
1100
478
883
19
807
883
311
311
311
PC (power control) unit
AD (additional) unit