Size: 42 Inch Length x 3-1/8 Inch Width x 4-1/8 Inch Height The concave parabolic face plate performs a two-fold function: (1) it focuses the infrared rays and (2) directs the heat downward along cold perimeters and toward the center of the room The heating element is nichrome wire, embedded in magnesium oxide powder, enclosed and sealed in aluminum metal tubing TPI / Raywall CVX series Radiant cove heater is made of 0.962-Inch thick aluminum with white powder coated finish for durability. It measures 42 Inch x 3-1/8 Inch x 4-1/8 Inch. It has voltage rating of 120 Volts, current rating of 4 Amps and power rating of 450 Watts. It has a heating capacity of 1536 BTU. It is designed with heating element wire made of high resistance nickel-chrome alloy embedded in high purity magnesium oxide powder while sealed in aluminum metal tubing for maximum strength and corrosion resistance. It features subtly contoured concave surface with a saw-tooth profile to increase the radiating surface area by 45% while increasing the comfort level of the room faster and insuring more rapid recovery from heat losses.