Megaflow tank in property cold water feed to tank turns both hot and cold supply to property , turned mains off to tank attached hose to drain valve opened it nothing came out , wot am I doing wrong ?
Megaflow tank in property cold water feed to tank turns both hot and cold supply to property , turned mains off to tank attached hose to drain valve opened it nothing came out , wot am I doing wrong ?
Not providing a path for air to get in?
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