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WE Plus has passed rigorous tests based on ASTM, and TOSTEM in-house’s toughest standards. Available in various designs with a maximum height of 3 meters to satisfy various designers needs in high-rise market.
We strive to achieve constant excellence in all the production cycles and systems to ensure quality. Tostem is here to ensure development and construction get the best results with proven product quality and performance.
Withstand wind pressure that helps to keep your building safe in a variety of situations.
ASTM E330: 1600 Pa
Prevent infiltration of rainwater and of other fluids into the room.
ASTM E300: 240 Pa
Maintains infiltration and exfiltration, thus preventing uncontrolled air leakage.
ASTM E283: 10.7m / h.m2
Insulate sound between rooms to ensure your comfortability.
JIS (A4706 & A4702): 25 dB
5 Years
15 - 20 Years
1 Sliding door meeting stiles are designed to withstand high wind loads
2 Attachment allows stability around windows for a longer time againts the aged deterioration of a sealant. In case of water entry from outside sealant, attachment prevents water from penetrating inside
3 Easily adjustable outer-panel lock
4 High quality security lock
5 Limit arm (window restrictor)
6 Preinstalled still attachment for pre-cast concrete (option)
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