Wizard Hardness Increaser (1KG)

£ 9.99

The ideal spa calcium hardness levels are between 100 – 200 mg/l (ppm), prompting ‘balanced’ water and protection of spa plant equipment. Test the calcium hardness level of the spa water and if it is below 100mg/l (ppm) use Hardness Increaser to raise the level.

Shipping & Delivery

We aim to dispatch all orders the same day (Monday-Friday) as we receive your order. If your order is received after 1pm we will dispatch the next working day (Monday-Friday)

2-3 day delivery - £2.50
Next day delivery - £5.00
Store collection available
Orders over £75 qualify for free delivery.

All orders are packed with care and handled in a safe manner to minimise damaged parcels. If any items are out of stock, you will be informed as soon as possible via phone or email.