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How deep and long are the trenches?

April 26, 2017Deep trenches

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How deep and long are the trenches?

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Trenches are normally 1 to 3metres deep. Plastic pipe is placed in the trench, often in multiple layers. Trench length will depend on size and insulation levels of the house. Alternatively, the pipe can be laid out as ‘slinkies’ which reduces the required trench length.

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