ATIS Sliding Window 2 Panels On 2 Tracks Natural White AIR TIGHTNESS A-4 (2) (JIS A 1516) NOISE INSULATION T-1 (25 dB) (JIS A 1416) WATER TIGHTNESS W-3 (250 Pa) (JIS A 1517) WIND PRESSURE RESISTANCE 1200 Pa-2000 Pa (JIS A 1515) ENQUIRE NOW