Liaocheng Flextronics Ventilation Equipment Co. specializes in non-powered and non-powered natural ventilation fan and so on. The primary principle of natural ventilation windows ventilators choice is the choice of the selected model and the number of installed capacity to meet the requirements needed to ventilate the room without power ventilation caps that meet the needs of the people in the room for the amount of fresh air . Windows and doors, curtain walls as natural ventilation windows and doors, curtain wall of a companion product, its structure and material terms of demanding, its wind pressure, anti-rain and noise insulation, air tightness and insulation of windows and doors to match the performance requirements, and To achieve non-powered ventilation and windows with lifetime caps offer, select ventilation type and number of installations, to consider building their own combination of factors. First, non-powered roof ventilation cap wholesale, to consider the location of the climatic conditions of the building, such as the basic wind pressure and temperature conditions. Ventilation different pressure values ??on the same type and length of the obtained number of ventilators are different, to choose the type ventilators weatherproof performance indicators inform itself to meet the requirements. Temperature aspect to consider whether the cold regions, namely the type of ventilation through the K value and the possibility for the use of the U-value, in the cold season is not condensation. Liaocheng Flextronics Ventilation Equipment Co. specializes in non-powered and non-powered natural ventilation fan and so on. No power fan bearing temperature abnormally elevated main reasons can be attributed to improper installation, poor lubrication, cooling is not enough, bearing exception. Centrifugal fan blower bearings placed outside, bearing fatigue wear peeling, pits, the gap increases will cause the temperature increases, this situation can listen bearing sound and vibration measurement methods to determine. The size of the bearing internal clearance is very important, bearing internal clearance is too small or poor mechanical design and manufacture of precision without power ventilation cap brand, will cause the fan bearing operating temperature. To facilitate the installation of wind turbine equipment, overhaul and maintenance, generally designed to use more bearing adapter sleeve bearings with a tapered bore of the bearing inner ring. Finally, there is the same level to try to arrange the blade finishing on the same machine with the same knife inside a fixture finished processing the back arc, in order to achieve consistency of the whole class detachment leaves the pitch blade manufacture. No power roof ventilation cap wholesale, Liaoning cap without power ventilation, ventilation by Flextronics Flextronics Liaocheng ventilation equipment Limited. Liaocheng Flextronics Ventilation Equipment Co. (www.lcwctf.com) (www.lcwctf.com) strong, credible, Shandong Liaocheng fan, ventilation equipment industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Flextronics ventilators and you hand into the brilliant, for a better future!