The world’s best-selling oscillating-fitting hardware is now at Romserv Invest.

Our high-quality Roto NT high-quality oscillating swiveling system for PVC and aluminum profiles with a 16 mm wide fitting channel for the widest range of windows sets everywhere standards as a market leader and technology and meets the highest safety and comfort requirements In use, durability and design.

All components in the Roto NT modular system blend perfectly and combine in a variety of ways to flexibly deliver the most diverse customer desires.

Hidden Hinges

When buying a beautiful home, the window design claims grow. Our hidden hinge Roto NT Designo for PVC windows covers brilliantly this area: there are no visible hinges on the outside, there are no masking caps – nothing affects window optics, because the less we see the technical side, the better! The fittings system is suitable for wooden, PVC and aluminum windows with a 16 mm hardware channel.

The most aesthetic of the Roto NT window fittings is fully integrated into the Roto NT modular system, so you can also take advantage of all the benefits of fitting and fitting.