3 panels SFS sliding door

Air Tightness
JIS: A-4
Noise Insulation
JIS: 25dB
Water Tightness
JIS: W-3 (250Pa)
Watertight sill with drainage devices prevents rain water
Vertical panel frame that enables easy opening and closing
Easily adjustable outer-panel lock
High quality security lock
High security sub-lock
Sliding external insect screen