Plastic windows called K-WINDOW
August 24, 2018
Valuable information given to me by Mr. Hasegawa, the president of BAC Construction, who has always been very helpful to me.
K-WINDOW plastic windows have the highest wind pressure resistance rating of S-7 (four levels higher than typical wooden house windows, and can withstand the maximum wind speeds in Okinawa).
The watertightness is said to be two ranks higher than that of wooden house windows.
I have known the director of this company for many years, but I never knew until today that there was such a large difference in performance.
Just to be safe, there are some drawbacks...
All colors except white are optional.
The frame is as thick as Excel Shannon.
It is difficult to find a building material that satisfies all requirements, but I think this is good enough.
Until now, shutters have been thought of as security devices, but I feel like we are now living in an age where shutters will be needed to protect against typhoons even in ordinary areas.
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Numerical Performance | K-WINDOW
