You are reading a single comment by @hugo7 and its replies.
Click here to read the full conversation.
London Fixed Gear and Single-Speed is a community of predominantly fixed gear and single-speed cyclists in and around London, UK.
This site is supported almost exclusively by donations. Please consider donating a small amount regularly.
hugo7
Wouldn't the acid react with the limestone first though?
Obvs depending on what the grout is, but unless it's lime based, I'd think it was less reactive.