Founded in 1987, We have been the pioneer as well as the trend setter in air quality management in Indonesia. Our brands, Ecozone, RydAir and Activtek have been widely used in many institutions such as office buildings, restaurants, hospitals and hotels for all their air quality needs. We strongly focused in achieving the perfect solution for all air quality issues that our clients are facing and our team of highly skilled technicians, trained locally and in Singapore are always handy in ensuring the most efficient and effective way for getting the job done.Be it a small residentials to high rise buildings, there are no issues that are too small or too big for us to handle. We always welcome for any enquiries and we aim to provide the best consultation that we can give to all of our clients.From split system air conditioning to FCU and AHU, we have done it all, be it to reduce the harmful pm2.5 and pm10 particles, or VOC elimination, removing various odours, sterilizing an entire building, eliminating bacterias, germs and viruses, you name it, we've done it.With more than 30 years of experience, it is safe to say, we are the best in the industry.We are also famed in our elevator and escalator division, where our brand, Hovard, have been used in most major elevator brands around Indonesia. From Automatic Rescue Device, Econodrive, Elevator Air Conditioner until Seismic Sensor, we have it all. All Hovard products are equipped with the latest technology, ensuring highest level of safety for use, reliable and energy saving.The Hovard technicians are one of the best in its industry, with trainings done as far as in Italy, ensuring professional instalation in all your elevator and escalator.