... the highest heat energy utilization. Effectively restrain the formation of the poisonous and harmful material, rarely produces NOx, CO ... and CH pollutants.Shape: Round, rectangle, sector.Color of plate: black, coffee, brown.Surface pattern: smooth, rhombus, wave, quincunx or ... square and sector of infrared ceramic plate.Size of square: Length of not more than 200 mm, width of not more than ...