How wide does a mains pressure drain need to be? - Water Heater Brokers

How wide does a mains pressure drain need to be?

Comments Off 18 Jan 2016

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Anonymous asked January 18, 2016

Hi,

How wide does a mains pressure drain need to be?

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⋅ January 19, 2016

If it is only one valve then 15mm if they are combined then 20mm

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