Water Softener Salt

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So you've taken the plunge and invested in a machine to treat your hard water, now what? You'll need to load up on water softener salt! Luckily, OnBuy's virtual shelves are packed with options to keep your nifty new device working perfectly - thank us later! Read More >
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About Water Softener Salt

After you've found the perfect filtration machine, stocking up on a selection of salt for water softeners is the easiest way to make sure it keeps working properly and dispensing you with grime and grit-free water - that's why we've curated this collection of water softener salt.

Boasting everything from ultra-convenient water softener salt tablets that you can just pop in your machine to handy granular water softener salt that you can use in your dishwasher, too - our range has you covered. You'll even find water softener block salt on our shelves!