Q:The sound of water pipes will not produce infrasound damage to the human body?

Most of the polyethylene benzene board insulation, paste the external walls.

Q:What is the effect of concrete pouring on the construction quality?

Our usual way is to fight the fuse.

Q:Will the embedded stove why use stainless steel corrugated hose connection?

62-2 meets the requirements 3 The deformation rate of the flexible pipe shall not exceed the design requirements or the provisions of regulation 45 the longitudinal wall shall not appear in the pipe wall, and the annular and other deformation shall be in accordance with regulation 462-3 The requirements of the 4 backfill compaction should meet the design requirements, design requirements, should meet the requirements of Table 463- Table 463-2 Flexible pipe groove backfill site and compaction see Figure 463 Article 462-4 meet the requirements of the general items 1 backfill should reach the design elevation, the surface should be flattened Section 462-5 meet the requirements 2 backfill pipe and ancillary structures without damage, settlement, displacement Section 462-6 Conformity to allowable deviation Average pass rate (%)

Q:Can the kitchen sewage pipe pass through the walls of the stove wall?

The system can avoid the hot bridge in winter, greatly reducing the indoor heat loss through the external walls; summer can greatly reduce the external radiation from the sun to the indoor heat conduction, and thus the heating, air conditioning energy consumption decline

Q:Drain flexible pipe to keep the base design above the elevation of the number of meters

, there are cloth-based materials, such as Teflon cloth, etc

Q:What materials are made of flexible pipes? Why should the mechanical ventilation set the flexible tube? Where should I be located?

It is recommended to use the home of the heart of the card to worry about toughness to fill the joints, and then paste the seam (master understand) if directly in the sandwich panel (plate) on the batch of putty powder or spray painted really easy to drop off the phenomenon of stone, the first primer, it is recommended to use the home of the German brand brackish scraping scraping again There are), to be dry and then approved scraping putty powder spray really stone paint

Q:The first generation of the tube is that year out?

Are flame retardant, one is benzene board, one is extruded board. Extrusion board is the latest in recent years, the rise of the new insulation sheet, relative to the benzene board, its advantages are: recyclable, can effectively solve the white pollution; physical foam, the production of small harm to the human body ( Benzene is a chemical foam harmful to the human body). Flame-retardant effect and insulation effect is stronger than the benzene board, divided into: B Mangchuan Cao boiling 丨 degree check sand sausage 1 750 or so, B2 level 550 yuan, (B1 flame retardant effect is flame retardant, B2 is relatively poor) Benzene board than the extruded board of various orders cheaper about 200 yuan

Q:What is the difference between a flexible pipe and a rigid pipe? What types of pipes are used for drainage pipes, heat pipes and gas pipelines?

Stainless steel corrugated hose is not easy to aging, the two ends of the connection is more difficult to fall off, the safety performance is more reliable

Q:How to effectively deepen the construction process management to improve the quality of construction projects

Steel is good, it is best stainless steel, aluminum alloy for a long time easy to deformation, organizational structure is very bad!

Q:Two hundred galvanized pipe should be under the large flexible tube

Expanded polystyrene board is a common white foam board; this foam board is formed by foaming. The extruded polystyrene board is a color foam board (common colors: gray, blue, yellow, green, etc.); this type of foam is lack of dumplings dumplings. In other words, in addition to color, the production process is the difference between the focus.