Easy to test: Free Chlorine/Bromine ,pH,Total Alkalinity. Total alkalinity test range: 0~240 ppm. Total chlorine test range: 0～10 ppm. Residual chlorine test range: 0～10ppm. Test at both ends of pool twice a week for best results.
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Japanese head spa bed portable shampoo basin removable washbasin with water tank
Aliexpress UK
When chlorine and pH are from whack, it can cause diarrhea and infection of the ear and skin. A good chlorine and pH keep bad bacteria in the bay: if the pH is too high, the electricity killed by chlorine will be exhausted.
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3KW 220V Pool Heater Electric Swimming Pool and SPA Bath Heating Tub Water Heater Thermostat Swimming Pool Accessories
Aliexpress UK
Chlorine free pool doesn't need stabilizer (Cyanuaric Acid), so the Total Chlorine and Cyanuaric Acid pads colors won't match. Total Alkalinity Test Range: 0~240ppm. Our test strip doesn't test for Salt and TDS.
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Swimming Pool Cartridge Filter Cleaner One-key Start Hot Tub SPA Water Filter Cleaning Hose Attachment Tool with Handle
Aliexpress UK
CL2 can also get eaten up if lot of nitrogen (from debris, pee, sunscreen, sweat). An electro-tester for testing pH and free chlorine (Cl2) levels in water for routine monitoring of pH and chlorine levels of swimming pools, spas and different water sources.
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32/38mm Eyeball Swimming Pool Nozzle Water Outlet Return Jet Spa Replacement
Aliexpress UK
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High Pressure Shower Head New 5 Modes Water Saving Nozzle with Filter Powerful Pressurized Spa Shower Faucet Bathroom Accessorie
Aliexpress UK
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5 Modes Water Saving Nozzle Powerful Pressurized Spa Shower Faucet High Pressure Shower Head with Filter Bathroom Accessories
Aliexpress UK
(50 x Happy Hot Tubs Chlorine Tablets (1kg). 5 x Tubes of 10 tablets. 1 x Floating Dispenser. Not for children under 5). A brilliant range of high quality, specifically-sourced products available to make your hot tubbing experience the best it can be!
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crystal Anion spa Hand hold Bathroom hand shower shower head Filter Pressurize Saving Water. Bathroom Accessories YT-5103
Aliexpress UK
CL2 can also get eaten up if lot of nitrogen (from debris, pee, sunscreen, sweat). An electro-tester for testing pH and free chlorine (Cl2) levels in water for routine monitoring of pH and chlorine levels of swimming pools, spas and different water sources.
eBay
1Pcs Shower Head Shower Plastic 3 Modes High Pressure Water Saving Nozzle Anion Filter Spa Home Shower Bathroom Accessories
Aliexpress UK