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System principle
"Billion Intervet" natural ventilation system is mainly through the convection principle and the difference between indoor and outdoor temperature, so that outdoor air into the room from the upper air intake system, and low-temperature outdoor air flows to the bottom, indoor air rises and exhaust from the outlet of system upper part, accomplishing indoor and outdoor air convection. System uses
1、Natural ventilation system has beautiful appearance, the installation without changing the original structure of the building, can completely replace the traditional ventilation； 2、Long service life, no maintenance, no energy consumption, good waterproof performance； 3、Natural ventilation system have EVTF600,EVTF800,EVTF1200,EVTF1500 five models； 4、Used in Factories, schools, hospitals, supermarkets, stadiums, office buildings, family villas and other places. System advantage １、There are wind driven and temperature driven two ways, without the need for electric drive； ２、Safety and high reliability； ３、Multi-angle natural ventilation, not affected by outdoor wind direction； ４、Can effectively pass the indoor noise to outdoors, in line with the standard of the BRE noise center； ５、Can be automatically run in a confined room, not affected by the doors/windows open and close； ６、Independent of outdoor cooling midnight, improve indoor air quality； ７、Extensible temperature automatic control module. |
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