DESC: This easily installed QMark baseboard heater is designed for quiet operation...no popping and pinging normally associated with baseboard heaters. The 2516W has built-in safety thermal cut-off protection. And with the easy out knockouts at each end you will have convenient wiring. Knockouts inside the wiring compartment allow field installation of optical raceway kit from end to end, forming UL listed wiring. UL listed for installation on wall at floor level with wall-to-wall carpeting. Heater stands unsupported during installation. Navajo White enamel finish retains attractive appearance and is compatible with all interior decors. Pre-notched mounting guide marks for fast and easy installation without disassembling the unit.