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 FAQ Â
If i replace a Morco water heater do I have to change the flue?
Check the size of the new flue possibly 100mm for a Cointra CPA 6 and 110mm for a Cointra CPA11. Use a Gas Safe Registered suitability qualified LPG engineer and check the size. Don't put a 110mm flue on a 90mm flue.
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