The lifting handle
One turn lifts the sash onto rollers, so panels that often weigh over 200 kg move without a fight.
Aluminium sliding doors with a lifting mechanism, for large, heavy glass panels on wide openings that need a tight seal against wind and rain.
A lift and slide door is a sliding door whose sash lifts onto rollers to open and drops onto its seals to close. Its weight seals it, so it suits large, heavy panels on exposed openings.
One turn lifts the sash onto rollers, so panels that often weigh over 200 kg move without a fight.
Lowered, the sash presses down onto continuous seals, sealing tighter against wind and driven rain than sideways pressure alone.
For openings over about 5 metres, where three or four large, heavy sliding panels usually beat a long folding stack.
Every option is confirmed at survey, against your opening and your build stage.