Winter should be would becould very well be harsh on domestic plumbing systems

https://ventsmagazine.com/2023/02/01/a-clogged-drain-in-your-house-can-be-due-to-plumbing-issues/

Winter is also harsh on domestic plumbing approaches. Insulating pipes and letting taps drip can lend a hand preclude freezing and bursting, ensuring your plumbing remains functional for the period of bloodless months.