The OPP baseboard is designed to solve heating problems arising from the installation of patio doors. This heater creates a wall of warm air between the door and the room, which not only increases comfort, but prevents the condensation. With its sturdy construction, the OPP is the perfect solution for high-traffic areas. So sturdy, it can be used as a step Linear high-limit temperature control with automatic reset Stainless steel tubular heating element with aluminum fins Floating heating element on high-temperature nylon bushings reducing expansion noises Built-in thermostat available with a control knob or tamper-proof