Metadec Co., Ltd. is a prominent manufacturer of air handling system operating in Thailand since 2002. We provide solution for ventilation, energy recovery, and air treatment under BENDIG brand which has been established since Our reputation for Internationally certified for management, fast delivery, and cost attractiveness have drawn many business owners and HVAC installers to choose us as their primary supplier for all their Air Handling Unit needs. Either for newly-built or renovated non-residential buildings including offices, commercial buildings, industrial buildings, hotels, airports or schools or special applications including hospitals, pharmaceutical and food industries, car parks, marine industry and offshore structures, with our custom-made production, we are able to meet your requirements exactly.