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GRANTS is TOSTEM’s flagship series. It’s innovative design results in a larger surface area of glass for panoramic views. This takes the standard of aluminium windows and doors to another level.
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: 2000 Pa
Prevent infiltration of rainwater and of other fluids into the room.
ASTM E300: 300 Pa
Maintains infiltration and exfiltration, thus preventing uncontrolled air leakage.
ASTM E283: 10.7 m3 / h.m2
Insulate sound between rooms to ensure your comfortability.
JIS: 25 dB
5 Years
15 - 20 Years
1 Conceal panel design
2 Overlapping meeting stiles (4 panel sliding)
3 L-Fit Design hardware
4 Double barrier drainage system
5 Proportionally designed mullion and transom
6 Concealed AirFlow system (optional)
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