They contain Cyanuric Acid and are automatically stabilised to prevent the destruction of chlorine by sunlight. It has a pH close to neutral (7) so that it will have little effect on the ph of the pool water.
eBay
R172248 Check Valve Compatible with Pentair Rainbow 320 Automatic Chlorine/Bromine in-Line Pool and Spa Feeder
Aliexpress UK
The product is a 10 litre container of 14% - 15% liquid chlorine, manufactured in the UK. The product is harmful if swallowed, may cause respiratory irritation, causes serious eye irritation, and is very toxic to aquatic life with long lasting effects.
eBay
2pcs Pool Hook for All Robotic Pool Cleaner,Pool Hook for Poles Compatible with All Pool Cleaner Pool Vacuum
Aliexpress UK
Professional Swimming Pool Disinfectant – Fast Acting – High Strength. Formulated for rapid sanitising performance, this high-strength sodium hypochlorite solution is ideal for maintaining clean, hygienic swimming pool water.
eBay
ALTHY High Pressure SPA Handheld Shower Head Water Filter, Reduce Chlorine Heavy Metal, Improves Dry Skin,Hair Dandruff,Eczema
Aliexpress UK
EASY TO USE➡ included with the granules help you select the correct amount to apply for the desired increase in chlorine level. To help ensure your water chlorine level stays between 1-3 mg/litre (ppm) for pools and 3-5 mg/Litre (ppm) for hot tubs.
eBay
ALTHY High Pressure SPA Handheld Shower Head Water Filter, Reduce Chlorine Heavy Metal, Improves Dry Skin,Hair Dandruff,Eczema
Aliexpress UK
Keep your pool or hot tub water clean, clear, and safe with these stabilised chlorine granules. The fast-dissolving formula works quickly to disinfect water, helping to eliminate harmful bacteria and microorganisms that can affect water quality.
eBay
New Swim Shorts Men's Jammers Swimsuit Athletic Training Swimming Trunks Swimsuit Chlorine Resistant Endurance Surf Beach Short
Aliexpress UK
1 Kg STABILISED Chlorine Tablets for Hot Tubs, Swimming Pools, Spas Water Pool Cleaning Slow Release 50 x 20g. 🏊【VERSATILE APPLICATION】: Suitable for use in paddling pools, above ground pools, hot tubs, spas, and other water features, these tablets are versatile and effective in various water conditions.
eBay
HeavyDuty Pool Vacuum Head Fish Pond Pool Cleaning Brushes Pond Vacuum Brush Head Pool Cleaning Brushes Pool Vacuum Brush Head
Aliexpress UK
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
Pool Pump Plug Pool Drain Pump Plug With O Ring Gasket Pump Plug Pool Filters With Gasket Pools Replacement Part For Inground
Aliexpress UK
These multifunctional chlorine tablets are an enhanced tablet containing stabilised chlorine, a clarifier and an algaecide. This is a great solution for keeping your pool or hot tub sparkling clear without the need for separate care products.
eBay
Spa Tub Accessory Sponge Brush Pools Cleaner Pool Wall Cleaning Brush Waterline Scrubber Cleaning Pool Hot Spring Swimming Pool
Aliexpress UK