The 240 Volt SoftHeat Hydronic Electric Baseboard Heater uses a self-contained circulating fluid and convection heating to provide a gentle, steady, warmth that fills the room to keep you comfortable. No plumbing, water supply, or refilling required. Whisper quiet operation and low surface temperatures make it ideal for bedrooms, supplemental warmth, or to replace old heaters to improve efficiency. Experience longer heat retention, greater energy savings, and minimal temperature variation. The quality steel construction with a powder-coated paint smooth finish includes a 7-Year manufacture's warranty. Hard-wired installation instructions are easy to follow: wiring is available at the left end of this model.