From living spaces to urban spaces. YKK AP has kept pace with the times and leads the way into the future.

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NEXSTA Ventilation Door

With the concept of green building, ventilation door is present. Offering energy-efficient home by utilizing natural resources including lighting from outdoors.

Basic Performance


1600 Pa Deflection L/125
and L/175

Water Tightness

50 Pa

Air Infiltration

Grade A-2 (JIS)

Open-Close Test

JIS A 1550 100,000 cycles


Safety & Security

Prevent damage against strong wind, crime at night and insect disturbance

Standard Parts

- Lever Handle with Lock
- (Outside) Cylinder key
- (Inside) Thumb turn

Safety & Security

Put hand under the catch & push along the track while pulling the knob

With Bottom Sill

Performance is secured by the Bottom Sill to prevent water and dust leak inside


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