Swimming pool chemicals, spa and hot tub chemical supplies. Swimming pool care guides. Online Pool Chemicals

Winter Special Offer
£46.99  £29.99

The Winter Special Offer products contain everything you need to winterize your pool and enjoy a trouble free pool in the spring.


With everything you need for the perfect start to the season.


The offer includes:

• 5 litres Winter Guard (copper based)
• 5kg Shock Granules
• Clear Step-by-Step guide and instructions

Summer Special
£52.75 £37.75

Have a great pool in summer with this bargain selection of 4 essential products for only £37.75


The Normal price for each product adds up to £52.75 !! Saving £15.00 .

The offer includes:

• 5kg Stabilised Chlorine Granules
• 5 litres Summer Guard
• 2 litres Pool and Spa Sparkle
• 50 Test strips
• Clear Step-by-Step guide and instructions

Swimming pool starter kit
£29.95   £13.49

Everything you need to run your pool and excellent value for money.
The Starter Kit includes

• 1kg Chlorine granules
• 1kg Shock granules
• 1kg pH Minus
• 1 Litre Algae Guard Super
• 1 Test strips (Chlorine, pH, Total Alkalinity) 50 in a bottle
• Clear Step-by-Step guide and instructions

Stabilised Chlorine Granules(5kg)
£17.98 £16.50

Safe and simple application of chlorine sanitiser
Rapid dissolving Chlorine Granules, for the easy disinfection of swimming pool water. These specialised granules hardly affect pH and are stabilised against chlorine loss due to sunlight. Use for daily chlorination.

Shock Granules(5kg)
£28.00  £20.50

A weekly shock dose is essential to ensure clean and healthy pool water
These shock granules contain concentrated chlorine for shock dosing swimming pool water. This kills bacteria and breaks down organic contaminants.

5 in 1 Test Strips
£12.50  £7.90

Pool Check® 5in1 is the only complete source for pool & spa testing that you will ever need.
Measuring for 5 of the most important pool & spa parameters, Pool Check® 5in1 is ideally suited for the any spa or hot tub owner who is concerned with proper pool & spa maintenance.

Please Note there are 50 strips in each tube.

• More colour blocks result in better accuracy and precision.
• pH indicator (BTB) provides easy colour matching for improved accuracy (colour changes from yellow to green, to blue).
• TMB indicator for Free Chlorine is more accurate and uses the same patented indicator as our EPA approved test strip.
• 5 second dip time with motion allows lower detection levels and even colour development.

View Our Full range of products

We have a complete range of swimming pool, hot tub and spa chemicals and care products all at discount rates.

Our Lowest Price Promise?

Find a cheaper price from a reputable source before we process your order and we will refund the difference. Be quick you haven't got long, we process 99.9% of orders within 1 hours of receipt!

How can we compete like this on price?

Simply put? We make the chemicals. We are an established and major UK manufacturer & supplier of swimming pool and hot tub chemicals and so when you buy from us you are buying direct. There is no middleman so you don't pay the middlemans cut.

We already believe we are offering you the best price you can find but if you find we are wrong then we'll refund the difference to make it up to you.

About Online Pool Chemicals

As one of the UKs leading swimming pool chemical manufaturers we pride ourselves on the quality of our products and our service. All of our swimming pool and hot tub chemicals include full usage and safety instructions

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