7-Day Programmable Thermostat Cut-Off Wheel Liner cinches secure liners from

Liner cinches secure liners from falling in eliminating the need to tie knots

protection against high temperature deposits that can harm your engine

zinc sulfate

smooth action spindle

narrow profile hook

7-Day Programmable Thermostat Cut-Off Wheel Liner cinches secure liners from7 day programmable or non programmable thermostat, unique program for every day of the week. user option: 2 or 4 periods per day, temporary override and manual hold, programmable keyboard lock, speed slide(TM) for easy programming, selectable fahrenheit celsius setting, adjustable temperature swing (differential), adjustable 2nd stage heat offset, programmable air filter life timer monitor, easy view large back lit display, energy use monitor,