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FAQ

The sound of water pipes will not produce infrasound damage to the human body?
The general pipe and pipe material to connect manufacturers to supply matching, so that more to ensure quality
Why should the flexible hose be set in the mechanical ventilation system?
Bowl buckle price is high! There are many buckle-style markets, so rent up cheap!
To ask why the use of clamps connected to the spray pipe after the flush again after the water there will be a lot of hook link position leakage phenomenon? Thank you! The The
The use of air conditioning precautions in the instructions have been introduced on the plain, but very few consumers will carefully read the instructions
What is the difference between a rigid sleeve and a flexible sleeve?
Apparent density of 23kg / m3 or more, the greater the density the more expensive.
Is the clamp type flexible connector connected to the pipe to the rubber pad?
See the situation, the general 3 percent or so, to see how the management of LZ, hand thank you
Composite pipe and flexible tube which aspects of the difference
Lap is in the concrete structure of the component, the length of steel is not enough, according to the requirements of the two steel will be superimposed on each other and the formation of the connection The basic forms of steel connections are: lashing lap, welding, mechanical connection several categories Scaffold (scaffold) refers to the construction site for workers to operate and solve the vertical and horizontal transport and erected various stents General terms of the construction industry, refers to the construction site used in the external walls, interior decoration or high height can not be directly the construction of the place Mainly for the construction workers up and down work or external safety net enclosure and high-altitude installation components, said white is the shelf, scaffolding production materials are: bamboo, wood, steel or synthetic materials Some projects are also used as scaffolds when the template, in addition to the advertising industry, municipal, traffic, road and bridge, mining and other departments are widely used
What are the scope of construction work special operators?
Cost plus cost plus artificial plus profit on the line! Regional differences are great!
What is the difference between a rigid pipe and a flexible pipe, what kind of pipe is rigid, what is flexible
national, provincial and municipal projects related to the construction of policies, laws, regulations and the relevant industry regulations