Quote:
Originally Posted by Taf
Start to panic again:
If the overflow is dripping during these cold nights, the overflow pipe can easily freeze and block. Then the cistern will overflow in your bathroom.
This is a reason why many homes don't have an overflow pipe to outside these days, but one that internally overflows into the toilet bowl.
---------- Post added at 11:56 ---------- Previous post was at 11:55 ----------

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Thanks for the warning, it should survive the winter as have no plans to go out long enough and if it was going to be an issue i would turn it off in the bathroom until the ballcock valve is replaced or fixed.