Relax calcium hypochlorite granules in 25kg tubs calcium If it’s too low

If it’s too low

Diameter - 100mm

followed on the later blue Argonauts by 2 1/2" male threads with a screw-on union that accepts 2" pipe glued inside

This machine is excellent in commercial pools up to 25m in length

These fit the Dolphin Wave 100 and the Dolphin M400 (4 brush model)

Relax calcium hypochlorite granules in 25kg tubs calcium If it’s too lowRelax calcium hypochlorite granules in 25kg tubs. These are high quality shock chlorine granules offering 70% free chlorine suitable for both residential and commercial pools, and hot tubs. If you are looking for a high power chlorine donor that is unstabilized meaning it does not contain cyanuric acid here's one for you. Available in store for customers to collect only.