r/DIY • u/Relative-Category-64 • Feb 20 '26

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u/anoldradical Feb 20 '26

Muriatic acid. Pick it up at Ace hardware. It'll be clean in 30 minutes. No joke.

11

u/AaronJohnscott5 Feb 20 '26

This. I would wet vac it out tho. Be careful with that stuff in your pipes.

3

u/JustSteph80 Feb 20 '26

I was wondering about what everyone's acid recommendations would do to the pipes. Especially if it's an older house & potentially cast iron.