| 12 Products | Sep 2024 | Sep 2025 | Change |
| Calgon 4-in-1 Washing Machine Water Softener Limescale Protection Gel (750ml) | £7.03 | £7.26 | + £0.23 3.3% increase |
| | £8.34 | £7.99 | - £0.35 -4.2% decrease |
| | £6.25 | £7.50 | + £1.25 6.2% increase |
| | £6.18 | £7.35 | + £1.17 10% increase |
| | £9.99 | £9.99 | £0.00 6.8% increase |
| | £7.00 | £7.00 | £0.00 5.6% increase |
| | £7.00 | £7.00 | £0.00 4.7% increase |
| | £7.00 | £7.00 | £0.00 4.1% increase |
| | £6.49 | £6.49 | £0.00 3.6% increase |
| | £5.00 | £5.00 | £0.00 3.3% increase |
| Calgon 4-in-1 Washing Machine Cleaner Tablets () | £13.70 | £13.35 | - £0.35 -2.6% decrease |
| | £14.64 | £9.98 | - £4.66 -31.8% decrease |
| | £15.13 | £12.49 | - £2.64 -24.5% decrease |
| | £18.50 | £21.00 | + £2.50 -9.9% increase |
| | £14.00 | £15.98 | + £1.98 -4.6% increase |
| | £16.00 | £16.00 | £0.00 -3.6% increase |
| | £10.35 | £10.35 | £0.00 -3.2% increase |
| | £9.00 | £9.00 | £0.00 -2.9% increase |
| | £12.00 | £12.00 | £0.00 -2.6% increase |
| Dri-Pak Homecare Soda Crystals (1kg) | £2.41 | £2.26 | - £0.15 -6.2% decrease |
| | £2.85 | £1.29 | - £1.56 -54.7% decrease |
| | £2.00 | £2.00 | £0.00 -32.1% increase |
| | £2.35 | £2.35 | £0.00 -21.7% increase |
| | £2.00 | £2.00 | £0.00 -17% increase |
| | £2.00 | £2.35 | + £0.35 -10.7% increase |
| | £1.35 | £1.35 | £0.00 -9.6% increase |
| | £5.37 | £5.37 | £0.00 -6.6% increase |
| | £1.34 | £1.34 | £0.00 -6.2% increase |
| Calgon Hygiene Tabs Water Softener () | £6.91 | £6.83 | - £0.08 -1.2% decrease |
| | £9.79 | £9.39 | - £0.40 -4.1% decrease |
| | £6.00 | £6.00 | £0.00 -2.5% increase |
| | £10.49 | £10.49 | £0.00 -1.5% increase |
| | £4.25 | £4.25 | £0.00 -1.3% increase |
| | £4.00 | £4.00 | £0.00 -1.2% increase |
| Calgon Hygiene Plus Washing Machine Water Softener () | £14.56 | £12.21 | - £2.35 -16.1% decrease |
| | £16.25 | £13.50 | - £2.75 -16.9% decrease |
| | £14.50 | £7.85 | - £6.65 -30.6% decrease |
| | £15.50 | £15.50 | £0.00 -20.4% increase |
| | £12.00 | £12.00 | £0.00 -16.1% increase |
| Calgon 4-in-1 Washing Machine Water Softener Tablets () | £18.81 | £17.79 | - £1.02 -5.4% decrease |
| | £11.99 | £12.45 | + £0.46 3.8% increase |
| | £23.50 | £20.00 | - £3.50 -8.6% decrease |
| | £20.93 | £20.93 | £0.00 -5.4% increase |
| Calgon Hygiene Tabs Water Softener () | £22.40 | £19.94 | - £2.46 -11% decrease |
| | £20.27 | £16.02 | - £4.25 -21% decrease |
| | £22.69 | £18.29 | - £4.40 -20.1% decrease |
| | £24.25 | £25.50 | + £1.25 -11% increase |
| Ocado Limescale Prevention Tablets () | £3.80 | £4.25 | + £0.45 11.8% increase |
| | £3.80 | £4.25 | + £0.45 11.8% increase |
| Dri-Pak Soda Crystals (1kg) | £0.80 | £2.00 | + £1.20 150% increase |
| | £0.80 | £2.00 | + £1.20 150% increase |
| Calgon 4 in 1 Washing Machine Cleaner Limescale Tablets () | £12.40 | £16.00 | + £3.60 29% increase |
| | £12.40 | £16.00 | + £3.60 29% increase |
