Shock Chlorine Granules

Blue Horizons Granular Shock Granules help prevent and remove algae in swimming pools.  They can be used in pools where the water has turned green through algae production, and should also be used on a regular basis to shock and oxidise the water for the prevention of algae build up

Blue Horizons Granular Shock Granules help prevent and remove algae in swimming pools.  They can be used in pools where the water has turned green through algae production, and should also be used on a regular basis to shock and oxidise the water for the prevention of algae build up

Fi-Clor Superfast Granules have 78% available Chlorine which makes it the most powerful stabiliser-free chlorine currently available in the UK.

Thanks to a unique manufacturing process, Fi-Clor Superfast Granules have 78% available Chlorine which makes it the most powerful stabiliser-free chlorine currently available in the UK

Fi-Clor Superfast Granules have 78% available Chlorine which makes it the most powerful stabiliser-free chlorine currently available in the UK.

This 'shock pot' contains sufficient Superfast product for 2 Superchlorinations or 1 major shock dose in the average domestic swimming pool of 11,000 gallons (50m3).