Compared daily across 3 UK stores

Calgon washing machine cleaner tablets limescale protection 30 tablets

Pack of 30 · 30p each

All 3 stores

• Waitrose£9.0030p each-Visit →
• Sainsbury's£9.50 with Nectar32p each+£0.50Visit →
• Tesco£10.5035p each+£1.50Visit →

Across all stores in the last 60 days, the price ranged from £9.00 on 17 Oct 2026 to £12.00. Today's lowest price sits near the bottom of that range.

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• Asda Limescale Preventer Tablets 30 x 10g (300g)£2.85 at ASDA · £9.50/kg
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• Crystale Washing Machine Limescale Prevention Tablets 30'S£2.69 at Savers · 9p each · Cheaper per unit
• Calgon washing machine cleaner gel anti-limescale 750ml£6.00 with Nectar at Sainsbury's · £8.00/litre