Install the balcony with double glazing

1All the big two Hisense of frequency conversion can be selected,Reason 1; The window is not facing the sun, two, you will install floor-to-ceiling curtains, three, the inverter air conditioner has a fast refrigeration speed equivalent to three horses of ordinary air conditioners

You're right. It is a good choice to install a double layer.

1.There is an aesthetic problem with installing another layer of plastic steel glass windows: the new and original frames and edges cannot be very accurate, even if they are very accurate, from a side angle, they also feel cumbersome and cumbersome.

2.If you are willing to remove the plastic steel window and use the broken bridge aluminum alloy insulating glass, although the cost is larger now, but it can be done once and for all, of course, if the building insulation film is pasted on the glass, it will play a good role in energy saving.