Black PVC composite air duct

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Product Description:

PVC002

Wire helix as framework,

single-ply aluminum foil core,

and black PVC jacket.


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Q:Gree air conditioning 50 heating and cooling mechanism heat when the host cooling network is how the matter
Not the ,,, mobile air conditioning inside the compressor, the winter heating also need the compressor, but also a ventilation pipe, charged heating Well?
Q:What is the whole heat exchange fresh air ventilator?
(GJG130 - Fan Jutang Duanjie Daojie Juejiao 2001) will be replaced by (GJG130-2011) is expected to begin the implementation of the construction of this year, the construction of fastener steel scaffolding safety technical specifications (GJG130), the construction of fastening steel pipe scaffolding safety technical specifications (GJG130- -2011)
Q:Public building design, the building structure and water is generally designed by the Architectural Design Institute, air conditioning and ventilation is based on the design of the interior? Or first air conditioning ventilation?
Aluminum alloy metal shell better than the plastic shell; we all know that most of the market is now charging the lithium battery, lithium battery is the only drawback is the possibility of a long time with the explosion, so the use of aluminum Alloy shell, much better than steel; polymer battery is good, but the price is expensive,
Q:Space blowing wind is not cold how is it?
The general level of more than 12 layers when you need to use.
Q:Air conditioning ventilation when the sound is a big reason
According to my specific circumstances, in the following seven major hazards include the division, sub-project focus on control
Q:Do 3cm thick wall insulation how much kilogram of slurry and how many kilograms of polystyrene particles
Of course, is heating electricity. Heating has auxiliary electric heating, so electricity and electricity. Frequently open the fee, the air compressor is not good. 2 machine cooling power is 1700 watts, 1 hour is 1.7 degrees electricity. Heating with auxiliary electric heating power of 1500 watts, 1 hour is 3.2 degrees electricity.
Q:HVAC Heating: What are the main components of the air distribution system?
Geothermal construction, the heating pipe spacing can not be less than 100mm, the construction can not be achieved, big brother!
Q:The installation method of ordinary air conditioner. The more detailed the better. Please thank you all
2.1.23 step distance liftheight the distance between the upper and lower horizontal axis of the axis of each other. 2.1.24 pole vertical (cross) distance longitudinal spacingofuprighttube Scaffolding vertical distance between adjacent rods. 2.1.25 Vertical distance transversespacingofuprighttube Scaffolding Horizontal distance between adjacent vertical rods, single row scaffolding for the outside pole axis to the wall distance.
Q:External wall insulation method of operation There are several combinations of materials
30-150 per square meter has, mainly to see the material, thickness and so on
Q:The United States direct mail dyson hp01 Dyson air purification cooling machine triple in the country to warranty it
Embedded stove, such as the use of rubber tube connection, then the rubber tube in the platen, often subject to heat radiation easily aging; and aging, falling more difficult to find, so many local poisoning and other vicious accidents

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