Hihaus aluminium balcony 4 pane sliding partition patio screen doors for sale

· It uses ultra thick aluminum extrusions, special structure is thickened to bear stress in balance.

· Door sleeve covers are spliced seamlessly, it makes door style nicer and more active.

· Profiles are designed to comply with European standard hardware slot, connecting multiple locking points, achieving a good anti-theft effect.

· 20mm width of aluminum strips ensure the connection tightness and sound-insulation effect. It has multiple wind and waterproof designs with sound-proof, dust-proof and water-proof functions.

· It uses SUS304 stainless steel guiding track, pulleys can load 240KG and work 100000 times without damage.

· Light enterprise lock rod belt error preventer, make lock body normally closed, prevent lock hook from accidentally touching lock seat, reduce maintenance cost

· Side frame lock shaft has error-preventer, it makes lock body be closed normally, prevents lock hook from impact the lock base, and reduce the maintenance cost.

· Upper guiding track uses anti-wobbling pulleys, it effectively avoid the door panels sway.