Programmable Thermostat, Customizable Settings Category_Air Purifiers & Filters All-in-one sanitizer and shock treatment

All-in-one sanitizer and shock treatment

This Cal Hypo based formula sanitizes without adding cyanuric acid (CYA) to prevent overstabilization or chlorine lock

Also features easy roller cover release

Safe indoors and out

GAMMA Seal Lid and Skamper-Ramp) first created and patented an airtight container in 1989

Programmable Thermostat, Customizable Settings Category_Air Purifiers & Filters All-in-one sanitizer and shock treatment7 day, programmable or non programmable thermostat, unique function option to customize 7 day & 5 2 day program settings, 2 or 4 periods per day option, keypad lock, temporary override & manual hold, selectable Fahrenheit Celsius setting, adjustable temperature swing, differential, easy to read back lit display, easy to use, easy installation, battery powered, uses 2 "aa" alkaline batteries, not included, use on most 24v heating & a c systems, 1 heat