Hidden benefits of concealment From architects and interior designers to clinicians and facilities managers, Perko Powermatic® enjoys enormous popularity with a broad range of professionals working in a wide variety of disciplines in the private and public sectors. Each will have their own areas of responsibility, with different target audiences and Perko Powermatic® meets their needs beautifully. You see, Perko Powermatic® delivers a lot more than exceptional performance and compliance with relevant technical standards. The fact that Perko Powermatic® is totally concealed when the door is closed offers a host of benefits that have made it invaluable to so many different projects across the world; you might call them ‘hidden benefits’! So what does the total concealment offered by Perko Powermatic® provide that other door closers cannot? Click on the buttons to the right to find out.