Aluminum ceiling board: PG303U-C025(heating series):Aluminum Square ceiling board withmonocular lamp Features: 1) Materials: a) Surface Treatments: PET film or spray coated b) Substrate: aluminum plate 2) Standard size (length x width ): a) 300mm x 300mm b) 300mm x 600mm 3) Normal color:Gray, Red, Green,Gold,etc 4) Angle: oblique angle or right angle Usage: Shopping malls, big buildings, hotels, kitchens, offices, high-rise buildings, etc., We have ventilaton series, heating series, light series,air purity seties. You can choose the module and combine these modules by will.Heating Series:360oC heating panel,energy saving ,health and safetyPJN infrared ray heating lamp , fast heating ,longer life.Intelligent control systemn:heating and giving out hot with control,security guarranteed.PTC thermal current cycle technology, warm up quickly and comfortable.Lamping heating+ hot wind heating : double heating