40
Figure 6
–
External drain, gully or rainwater hopper
Key
1
Boiler
2
Visible air break
3
38 mm minimum trap
4
Visible air break and trap not required if there is a trap with a minimum condensate
seal of 38 mm incorporated into the boiler
5
External length of pipe 3 m maximum
6
Open end of condensate drainage pipe direct into gully 25 mm min below grating but
above water level; end cut at 45 °
7
Minimum internal diameter 19 mm
8
Pipe size transition point
9
Minimum internal diameter 30 mm
10
Water/weather proof insulation
Summary of Contents for MURELLE EQUIPE 220 ErP
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