HST Premium patio doors: An excellent combination of modernity, energy efficiency, and security, created with the intent to eliminate architectural barriers, conforming to the latest space design trends. Possibility to make structures up to 6.5 m long and as much as 2.8 m high.
HST patio doors: The HST doors are a modern construction product that enables making very large glazed surfaces. The door leaf can be up to 3.0 m wide and the passage can be as much as 2.9 m wide. This solution makes it possible to build glazed surfaces of surface area up to 13.8 m2.