HST

This system uses “lift-slide” technology, also called “HST”. The sashes are mounted on two rails, which allows sliding without overrun from one sash against the other.

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HST Patio Doors
HST Patio Doors

SLIDE

Slide patio door’s innovative mechanism ensures easy and intuitive operation. The minimalistic design makes it possible to maximize the glazed surface area, allowing more natural light in the room.

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SLIDE Patio Doors
SLIDE Patio Doors
UPVC Patio Doors

OKNOPLAST

UPVC Patio Doors.

OKNOPLAST’s window solutions are commended by architects and can be found in many house designs. Large glazing is an multifaceted solution, the company meets trends and customer expectations by offering several types of patio doors, including HST lift-and-slide doors. This technology makes it possible to obtain up to 36ft 1.07in of glass surface. The width of the sashes can reach 8ft 2.42in, or a passage of 7ft 6.55in.

Compliance with certifications for the manufacture of your uPVC windows: