My ball valves on my return pipe and drain pipe into my sump are frozen and can't turn them at all. I need to replace them. My questions are
Is there any way to loosen these at all to avoid replacing them?
What's the best way to replace them?
Do I need to empty water from tank first?
Is there any way to loosen these at all to avoid replacing them?
What's the best way to replace them?
Do I need to empty water from tank first?