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In recent years, due to the rapid increase of urban car ownership, the design projects of underground parking garage are also increasing rapidly. The design of ventilation and smoke prevention and exhaust pipe in underground garage is also changing, espec
The advantages are as follows:1) Improve efficiency: at present, the actual installation process of the construction technology of the national standard fire-proof air duct is relatively complex. The new fire-proof board wrapping method combined with the
Traditional ventilation ducts are an adjunct to a building and are rarely studied. With the development of The Times, the function of air duct is gradually increasing, and the ventilation duct is not satisfied with the requirements of basic ventilation in
A lot of people home decoration has not considered the seriousness of the noise generated by neighbors in advance, until the decoration is good, we can only go to the neighbors every day to complain, in fact, in order to isolate the noise we should instal
Some say that from the moment life was born, earth's resources began to power life. It is said that it was not until the emergence of human industry that large-scale exploitation of the earth's resources began, and the current high-rise buildings
Glass wool can be used as insulation in the exterior walls, interior walls, side walls of basements and crawl Spaces, under the floor of living rooms, flat ceilings, pitched ceilings and attics of metal and wood structures. This is because there are sever
With the development of the market and the construction industry, there are a variety of specifications and models of glass wool in our market. The performance of glass wool has been improved. Utsen glass cotton slipper is made of glass wool board with hi
What is rubber insulation materialAmong all the thermal insulation materials at present, rubber and plastic thermal insulation board is a very popular thermal insulation material, so before discussing why it is a popular thermal insulation material, we fi
In recent years, insulation materials are more prevalent, people need to wear cold, cold buildings will also take corresponding measures. General buildings will be on the outer wall covered with insulation materials, insulation materials you are more fami
With the vigorous development of thermal insulation materials, rubber and plastic thermal insulation products are also welcomed by everyone. Among them, rubber and plastic insulation board is very popular. Rubber and plastic insulation board is a form of
What is glass wool sound-absorbing boardUetersen acoustics with sound-absorbing insulation cotton, is a kind of excellent acoustic and thermal insulation fireproof performance of centrifugal glass wool products, it produced by centrifugation, add molten g
Which ducts in ventilation engineering need to add insulation materials? So does the ventilation duct also need heat preservation? In ventilation engineering, it is true that there is insulation. The insulation of ventilation engineering is roughly the fo