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 .
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Pool Chlorine Tablet Dispenser Solar Floating Chlorine Dispenser Colorful Downlight Tub Chlorine Floater Floating Water Cleaner
Aliexpress UK
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.
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Floater Chlorine Tablet Dispenser Floating Pool Chlorine Dispenser Octopus Chlorine Holder for Indoor & Outdoor Swimming Pool
Aliexpress UK
Our Multi-functional Chlorine Tablets also contain an algicide to tackle the problem of green water and a clarifier to keep your water crystal clear. The pH properties of the tablets will make it easier to balance water in hard water areas making it ideal for use in outdoor pools.
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24Pcs/Bottle Swimming Pool Chlorines Tablet Chlorine Bromine Tablets Cleaner Swimming Spa Household Pool Cleaning Supplies
Aliexpress UK
Unique design, no special exhaust device. -all parts can be replaced.
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Solar Chlorine Tablet Floater Flamingo Chlorinator with Light Swimming Pool Dispenser Chlorine Floater For Swimming Pools Deep
Aliexpress UK
Bestway Clearwater 1 kg Multifunction Mini Tablets are the utmost tool for ensuring that your pool stays clear and hygienic. Designed to be used with the Bestway Chemical Floater - slowly releases the chemicals into the water to keep it consistently clean.
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Solar Pool Chlorine Floater with Colorful Light Pool Chlorine Tablet Dispenser IP68 Waterproof for Purify Swimming Pool Water
Aliexpress UK
Testing the water regularly & always before using the pool or tub is the best thing to do. If the tablets are not coping with the demand then add more or if the chlorine level is too high then reduce the amount.
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High-end Floating Pool Automatic Chlorine Tablet Dispenser Pool Spa Floating Pill Disinfecting Box Floating Chlorine Dispenser
Aliexpress UK
Our Multi-functional Chlorine Tablets also contain an algicide to tackle the problem of green water and a clarifier to keep your water crystal clear. The pH properties of the tablets will make it easier to balance water in hard water areas making it ideal for use in outdoor pools.
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Solar Pool Floating Chlorine Dispenser Swimming Pool Chlorine Floater Bromine Tablets Dispenser with Colorful Light for Spa Tub
Aliexpress UK
Our Multifunctional Chlorine Tablets also contain an algicide to tackle the problem of green water and a clarifier to keep your water crystal clear. The pH properties of the tablets will make it easier to balance water in hard water areas making it ideal for use in outdoor pools.
eBay
Floating Swimming Pool Chlorine Tablet Automatic Dispenser Outdoor Pool Cleaning Tool Hot Spring Chlorine Dispenser
Aliexpress UK