However, if you live in a house built before 1970 and you have that are already rusted or showing their age: Do not use salt.
When you mix an acid (vinegar) and a base (baking soda), they neutralize each other. You are left with salty water (sodium acetate) and carbon dioxide bubbles. baking soda and salt for drains
But there is a quieter, older, and vastly underrated hero in the pantry. It’s not just for cookies and curing meat. I’m talking about the dynamic duo: and Sodium Bicarbonate (baking soda) . However, if you live in a house built
If you’ve heard the internet hack of pouring baking soda and vinegar down the drain, you’ve only heard half the story. In fact, that fizzing reaction neutralizes both ingredients, rendering them mostly useless for cleaning. But there is a quieter, older, and vastly
When you combine them with , you add thermal energy and convection. The heat melts congealed fat, the salt scrubs the pipe walls, and the baking soda breaks the fat down into soap. The "Deep Clean" Protocol Do not use cold water. Do not use vinegar (save that for your countertops). Here is the method that plumbers (who aren't trying to sell you a hydro-jetting service) admit works for maintenance.
Salt accelerates rust. If your cast iron pipe has a tiny pinhole leak, the salt will find it and widen it. For old, corroded metal, stick to boiling water only, or call a professional. Baking soda and salt are for maintenance and minor organic clogs (grease, soap scum, toothpaste, food residue).
Here is the deep dive on how to use these two minerals to keep your pipes flowing, why they work, and the one place you should never use them. To fix a drain, you have to understand what is clogging it. In kitchens, it’s grease, oils, and emulsified food sludge. In bathrooms, it’s soap scum, hair, and mineral deposits.