Corner fixed window

Air Tightness
ASTM E283: 10.7m3 / h·m2
Noise Insulation *
JIS: 25 dB
Water Tightness
ASTM E330: 300 Pa
Wind Pressure Resistance
ASTM E330: 2000 Pa* Sound performance test has been done in JIS standard Controlled environment. Performance will vary by room condition. Please consult with insulation specialist.