How can I judge the vacuum insulating glass failed?
The main problem of vacuum insulating glass is glass spontaneous breakage,whether it’s caused by Nis or uneven pressure,or installation reason.
If vacuum glass failed, in cold
How long can I trust vacuum glass?
HaanGlas vacuum glass lifetime is over 25 years,the gutter inside glass will continuous absorb the water and mositure penerated into the glass.After 25 years,the vacuum