The Cozy Heaters 80180 Coltherm Control is a replacement thermostat control manufactured for Cozy Heater space heaters. It has a simple-to-use thermostat whereby you set the preferred temperature and the heater is controlled to achieve that temperature. Looking For The Best Prices On OEM/Replacement Part# Cozy Heaters 80180 Coltherm Control ? You've come to the right place. Shop at PartsHnC with same day shipping and 100% satisfaction.