GBP 
Australian Dollar
Euro
US Dollar
Swiss Franc
Decreases the pH level of your pool, spa, or hot tub quickly and effectively to the ideal range of 7.2-7.6, keeping your pool, spa, or hot tub safe and ready to use.
Easy to Use: The instructions are clear on the container, and it's easy to use; simply dissolve the necessary quantity of pH chemicals in warm water and add the solution to the pool, lowering the pH level-check after at least 4 hours
Prevents the corrosive effects of acidic pH levels and maintains the surfaces and equipment of pools, spas, and hot tubs, reducing maintenance and increasing their lifespan.
Maintains a suitable pH level in the water to prevent eye and skin irritation for a better swimming and bathing experience.
UK Mainland Deliveries Learn more
Standard Delivery – FREE (up to 5 working days) Express Delivery – £2.99 (2-3 working days) Next-Day Delivery – £6.99 / FREE for orders over £40 Click & Collect – FREEUK Non-Mainland Deliveries Learn more
Certain locations/postcodes are categorised as ‘UK non-mainland’ and are therefore subject to certain restrictions and shipping costs.
Standard Delivery – £2.99 (up to 5 working days) Express Delivery – £4.99 (2-3 working days)International Deliveries Learn more
Costs will be calculated at checkout. Costs are based on delivery destination and order total. Delivery time will be 5-7 working days.
Every order placed with Neel Blue is covered by our hassle-free 30-day money back guarantee
All we ask is that the item is returned to us unused and in its original condition and packaging.
For more information on how to return an item, how to request a replacement or refund, and what to do if your item develops a fault, please see our full returns policy page.
