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3.15. Condensate Connection
Internal Condensate Pipe Discharge Termination
1 - Boiler
2 - Visible air break
3 – 75 mm trap
4 - Visible air break and trap not required if there is
a trap with a minimum condensate seal of 75 mm
incorporated in the boiler in this case the 100mm is
measured to the trap in the boiler.
5 - Sink, basin, bath or shower.
6 - Open end of condensate discharge pipe direct into
gully 25mm min below grating but above water level:
end cut at 45 degree.
7 - Sink lip
8 - Minimum internal diameter 19mm
9 - Pipe size transition
10 - Minimum internal diameter 30mm
11 - Water/Weatherproof insulation
12 - Drain cover / leaf guard
Internal Condensate Pipe Discharge Termination
Connection of a condensate discharge pipe up-stream
of a sink, basin, bath or shower waste trap.
1 - Boiler
2 - Visible air break at plug hole – alternative connection
can be below sink trap
3 - 75 mm sink, basin, bath or shower waste trap
4 - Sink, basin, bath or shower with integral overflow
5 - Open end of condensate discharge pipe direct into
gully 25 mm min below grating but above water level;
end cut at 45 °
6 - Minimum internal diameter 19 mm
7 - Pipe size transition
8 - Minimum internal diameter 30 mm
9 - Water/weatherproof insulation
10 - Fit drain cover/leaf guard
BUILDING REGULATIONS AUG/2020
0065_00.WUK200821
0066_00.WUK200821
waste trap.
Summary of Contents for EWA 2525C
Page 1: ...CONDENSING COMBI BOILERS INSTALLATION SERVICE MANUAL EWA 2525C 25 kW EWA 2530C 30 kW...
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