Water in pools and spas should be tested daily, you are aiming to achieve a pH level reading between 7.2 and 7.6 before adding the chlorine. Use pH+ or pH- to adjust if necessary. Pool free chlorine levels must be between 1ppm and 3ppm and spas should be between 3ppm and 5ppm .
eBay
1KG (50 X 20g) multifunctional chlorine tablets ( IN RESEALABLE TUB). A new and improved version of the Chlorine tablets. For EASY maintenance of chlorine levels. the rate at which they dissolve will vary depending upon water flow and temperature.
eBay
They contain Cyanuric Acid and are automatically stabilised to prevent chlorine destruction by sunlight. It has a pH close to neutral (7) so it will have little effect on the ph of the pool water. 5kg Chlorine Granules - Swimming Pool Chemicals & Spa.
eBay
ClearWater Chlorine Granules are perfect for giving a pool or hot tub water a daily dose and maintaining a healthy environment or for shock-dosing the water. Chlorine is an essential sanitiser to get rid of bacteria and harmful organisms making the water safe to use. The chlorine treatment is easy to apply and, because it has minimal impact on the water’s pH levels, it makes maintaining a pool or hot tub incredibly simple. Chlorine granules should be dissolved in a plastic container of water before application. As with all chemical products, time should be taken carefully read through instructions and warnings before using.
eBay
5kg Stabilised Chlorine Granules for Swimming Pools, Hot Tubs Spas – Clean, Clear, Hygienic Water - aBalchemy. Maintain clean, safe, and sparkling water in your pool or spa with our high-quality stabilised chlorine granules.
eBay
Quantity: 100pcs Tablet per bottle. Item Type: Pool cleaning tablets. 1 x bottle of Pool cleaning tablets. Can be used in wards, toilets, swimming pools, furniture, etc.
eBay
50 x 20g High Quality Multifunctional chlorine tablets are highly effective and formulated to ensure safe bathing by protecting against unwanted algae and bacteria. The multifunctional tablets provide a slow release of chlorine, algaecide and clarifier.
eBay
A new and improved version of the Chlorine tablets. For EASY maintenance of chlorine levels. the rate at which they dissolve will vary depending upon water flow and temperature. They have a high level of available chlorine and contain chlorine stabiliser.
eBay