Flat panel radiators - Flat radiators - Panel radiators. Flat panel radiators are a stunning addition to any home. There is a wide range of varieties from the practical simple ones to the exquisite luxurious designs. Flat panel radiators are made with a great variety of front panels: stainless steel, painted, chrome, toughened glass, natural stone, etc. These attractive panel radiators ensure maximum output with minimal space utilized, and, at the same time, compliment all types of home décor. Vertical flat panel radiators - Horizontal flat panel radiators - Wall mounted radiators - Designer flat panel radiators UK.