Flexible Metal Vent

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FAQ

For example, HDPE pipe with a flexible connection is a flexible interface, PVC-U of the glue plug-in method, is just helium pouring a lie on the pizza pull the interface, wire then, flange it more

PM25 and other dust particles mosquito 4 The The The One of the most critical is that the window is not New Zealand, to know that China's outdoor air quality is very bad And closed doors and windows (especially air conditioning or warm and warm equipment must be closed when the window), the indoor air in a variety of superimposed pollution (decoration pollution, carbon dioxide exceeded)

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

English: expandedpolystyreneboard molded polystyrene foam board - also known as foam board, EPS board, expandable polystyrene foam board, etc

Will metal hose be used on the wastewater treatment equipment?

Seeking architectural internship diary, at least sixty, can be a different project, a project five or six of the do not made

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

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 radial force of the seal is far greater than the axial force of the connecting bolts but all the axial force washers 窢 field urging 讵 peculiar aldehyde support, good self-sealing effect by the pipeline through the media rubber ring pressing force pressure more sealing performance of the more pressure to prevent the pressure of the rubber ring to the inner diameter of the tube end of the interface diameter Preload to prevent the media pressure leakage and the blue compared to the higher the pressure of the pipe the more the advantages of the more dangerous the pipe junction at the flexible state of the clamp and the tube between the gap between the clamp clamp a small number of adjacent pipe to allow the corner tube Pipe pipe between the end of the gap to allow the axial shift of the pipeline to adapt to the expansion and contraction of the pipe; pipe interlocking effect reduced 70% mechanical vibration

Heating pipe through the deformation of the joints, the album is written on the "metal hose", the problem one: This is a flexible hose? Question 2: how to set the quota

First, according to its structure can be divided into: scaffolding according to its structure can be divided into: multi-pole, bowl button, door type, square tower, attached lift frame and hanging scaffolding. Second, the knowledge expansion: scaffolding by setting the form can be divided into: single row scaffolding only a row of pole scaffolding, the other side of the horizontal bar on the wall structure. double scaffold scaffolding with two rows of poles. multi-row scaffolding with more than 3 rows of pole scaffolding. full of scaffolding according to the scope of construction work full, both directions have more than 3 rows of pole scaffolding. Full scaffolding The maximum height of the wall or construction work, the scaffolding set by the height of the ground. Scroll (Peripheral) Scaffolding Scaffolding that is set up and intertwined along a building or range of work. Scaffolding Scaffolding with special flat and space shapes, such as for chimneys, water towers, cooling towers and other flat, circular, "outer", polygonal and upper, Form of construction scaffolding.

What are the scope of construction work special operators?

This look at their own interest, ah, I was learning mechanical, or from the mechanical drawing began, in the study of tolerance, technology, design, etc., there are many, but also learn a three-dimensional software, like proe

We now have to declare the Department of the Ministry of the United States and the United States, the company said that the access point to our own set, so I would like to ask, what is the requirements of this access point? There is no relevant specification to add: is the construction, the outdoor pipe network in the gas access point position more

Construction workers classification and breakdown of ordinary types of work