... One tube of 10,11,12,14,15mm diameter Long life coated with gold reflector for directed heating ... material and special fabrication process gives their IR heatersuper long life. The hi-temp tubular IR heater serves ... your requirements!Best regards,Lewis Sales director________________________________________NANJING DANDY-LINK TECHNOLOGY LTD.Add :No.62,Gaoloumen,Xuanwu District,Nanjing,Jiangsu,ChinaTel ...