FROG @ease SmartChlor® Floating Sanitization System for Swim Spas w/ Kick-It Metal and Scale Control If you are looking for

If you are looking for the Freshwater Salt Test Strips

If metal content is high

Fits models:

Loops on both the short and long side for easy hanging

The Watkins Hot Tub Cover Lock Set is a set of (4) replacement cover locks

FROG @ease SmartChlor® Floating Sanitization System for Swim Spas w/ Kick-It Metal and Scale Control If you are looking forFOR SWIM SPAS ONLY The FROG @ease Floating Sanitizing System for Swim Spas features unique self regulating chlorine and Frog minerals to give you a simple solution to swim spa care. This system uses up to 75% less chlorine than traditional hot tub systems. The gray SmartChlor cartridge lasts up to 4 weeks and the blue Mineral cartridge lasts up to 4 months. With the FROG @ease Floating Sanitizing System for Swim Spas , you only need to shock (oxidize)