We Plus
Sliding Window (4 Panels On 2 Tracks)
Air Tightness
10.7 m3/h.m2 (ASTM E283) Noise Insulation *
T-1 : 25 dB (JIS A 1416) Water Tightness
240 Pa (ASTM E300) Wind Pressure Resistance
1600 Pa (ASTM E330)* Sound performance test has been done in JIS standard Controlled environment. Performance will vary by room condition. Please consult with insulation specialist.