Pre-Installation
Greenstar 2000 – 6 721 820 552 (2021/02)
32
Fig. 37 Disposal to soak-away
[1] Condensate discharge from appliance
[8] Pipework transition
[9] Appliances with small capacity trap without CondenseSure
accessory fitted. ( page 32)
[11] External air break
[15] 100mm minimum Ø plastic pipe
[16] Drainage holes
[17] Limestone chippings
[18] Bottom of sealed tube
[19] Increase size of soak away size and the area with limestone
chippings if in clay soil area.
Not recommended for high clay soil areas.
[21] Increase pipe size
Minimum Standard
▶ The following guidance indicates the minimum standards that must
be maintained for the Installation and Maintenance of a product.
Appliances with small capacity trap without CondenseSure
accessory fitted.
All external pipework must be insulated using suitable waterproof and
weather resistant insulation.
External pipework exceeding three metres in length.
▶ One of the following must be installed:
▶Trace heating,
-or-
▶A condensate pump,
-or-
▶ A CondeseSure accessory.
Trace heating fitted:
• Check with trace heating manufactures instructions for additional
requirements.
Condensate pump or CondenseSure fitted to the appliance:
• Installations with increased risk of freezing due to environmental
factors:
– Insulating the condensate pipework through the external wall [2]
must be carried out.
– The hole through the wall must be sealed to the building fabric on
the internal [1] and external [3] face using a suitable building
material.
Fig. 38 Through the wall lagging example
[1] Internal face sealed
[2] Insulation
[3] External face sealed
[4] Condensate discharge pipe
500mm min.
25mm min.
400mm min.
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