Spa Frog @ Ease Smartchlor Replacement Cartridges 3-Pack

SmartChlor replacement chlorine cartridges are compatible with the FROG® @ease floating system. This item comes with a pack of 3 replacement cartridges. SmartChlor is a unique form of chlorine that works only with FROG® minerals. It self-regulates by automatically delivering more free chlorine when needed, and unlike dichlor, it’s slow dissolving. SmartChlor maintains a consistent 0.5 – 1.0 ppm free chlorine level at all times.

Up to 75% less chlorine with no frustrating yo-yo chlorine levels Only shock once a month! Self-regulates for continuous crystal clear water Easy on hot tub surfaces with less odors EPA registered Use Instructions SmartChlor cartridge lasts 3-4 weeks (in spas up to 600 gallons) depending on hot tub usage. Recycle when empty. Shock just once a month.