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External Connections
Manufacturers Instructions must be referred t
installing boiler condensate discharge pipes
Figure 7 – Example of a purpose made soakaway
Key
1 Condensate discharge pipe from boiler
2 Ground (this section of the condensate discharge pipe may be run either above or below
round level); End cut at 45°
3 Diameter 100 mm minimum plastic tube
4 Bottom of tube sealed
5 Limestone chippings
6 Two rows of three 12 mm holes at 25 mm centres, 50 mm from bottom of tube and facing
away from house
7 Hole depth 400 mm minimum by 300 mm diameter
8 Minimum internal diameter 19 mm
9 Pipe size transition point
10 Minimum internal diameter 30 mm
11 Water/weather proof insulation
1
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9
4
8
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7
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