-
Anonymous users2024-01-24Yes, hollow, if it is a vacuum, it cannot propagate sound waves, this is sound insulation; Thermal insulation is also insulated, just like a thermos flask. It can block the conduction of heat, but the heat transfer through radiation cannot be blocked, such as the sun can still shine in, and you can feel its warmth.
-
Anonymous users2024-01-23Insulating glass does not have much effect, it is recommended that the balcony with three layers of damping soundproof windows, so that if the bedroom or living room surrounded by the balcony does not have to be bothered by noise, the balcony is equipped with soundproof windows, and everything inside plays the same role in the sound insulation effect. Beijing Qinglan.
5+9A+5 is two pieces of 5 mm glass with a 9 mm aluminum strip in between. Almost 120 per square meter of aluminum also costs . And it's also wrapped in the making. >>>More
There is no problem with the seal, but it must be rarely opened, the aluminum is not standard, the hidden danger of safety accidents is relatively large, and the time of use is also a problem.
This is an installation problem, it should be that the glass has no logistics expansion joints, resulting in the sound of thermal expansion and cold shrinkage glass squeezing the aluminum alloy, in this case, the glass has a large crack rate.
If you don't count the outer frame of the balcony, the price of aluminum alloy 5mm double-layer insulating glass is about 200 per square meter.
Generally, insulating glass is more suitable.
The price is about 240 per square meter. >>>More