4 Foot x 4 Foot Air Pillow - Heavy-Duty sign-subject_Lifeguard/No Lifeguard The Chemtrol 230 is simple

The Chemtrol 230 is simple and easy-to-use controller

the leafing edge of the Maxi Series is replaceable and can be done while at the pool

Hose Cuffs

This new design does not vibrate like the previous 2-blade version

It is designed to conserve pool deck space and allow for ease of installation and/or retrieval of pool thermal blankets

4 Foot x 4 Foot Air Pillow - Heavy-Duty sign-subject_Lifeguard/No Lifeguard The Chemtrol 230 is simpleThis is a 4 foot x 4 foot air pillow made with heavy duty 20 gauge vinyl. Air pillows are designed for use on aboveground pools to raise the cover up so that water will run off. They can also be used on inground winter pool covers. The vinyl air pillow absorbs the freezing water's pressure and helps protect your pool walls. They also prevent water that has turned to ice from adding pressure to your pool walls. In addition, they will help keep the