AlGhazi Group


Experience unparalleled thermal insulation with the Hearnne® LS550 Lift and Slide Door System by Alghazi, transcending conventional sliding doors. Its expansive sash dimensions are perfect for enclosing large areas, flooding your space with abundant natural light. 

Crafted with durable yet lightweight aluminum framing, this system ensures effortless and ultra-smooth operation along a reinforced stainless steel rail. Transform your environment as the entire wall becomes a panoramic window, elevating both the aesthetic and functionality of your surroundings.

The LS550 offers versatile solutions with 2-track and 3-track options, accommodating various spatial needs. Its exceptional thermal insulation with a UV value of up to 1.9, ensures energy efficiency and comfort throughout the year. 

Experience peace and quiet with acoustic performance reaching up to 41dB, creating a serene indoor environment.



Technical characteristics
Sash Visible width 55 mm
Maximum leaf height 3 m
Frame Visible width 60 / 65 mm
Thermal transmission coefficient Uw ≥ 1,1 W/(m²K)
Maximum Single leaf area size up to 4.8 m²
Maximum leaf weight 400 kg
Overall insulation glass thickness up to 24 mm
Air permeability Class 4 according to EN 12207
Rain resistance Class 8A according to EN 12208
Resistance of Wind Load Class C4/B5 according to EN 12210
Sound insulation Up to 39 dB according to ISO 717-1

* The maximum dimensions of the construction are determined by the manufacturer according to the typology and conditions of the project

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