The OVS residential wall fan heater is designed for areas where space is limited, this high-efficiency heater is equipped with a silent axial fan that blows air over a durable tubular heating element with fins producing warm air circulation throughout the room, the heater's clean lines and rounded corners will match perfectly with all interior styles. High-limit temperature control with automatic reset Quiet fan operating Factory lubricated motor If an electronic thermostat is used, it must be compatible with forced-air heaters Quick installation with recess box-mounting holes