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Place of origin:
China
Exhaust Air Grilles Exhaust air grilles are devices that are used to ventilate buildings by removing stale or contaminated air and replacing it with fresh outdoor air. They are typically located in the ceiling or walls of a building and consist of a grille or louvers through which air can pass. Exhaust air grilles can be used for a variety of purposes, including: Removing contaminated or stale ai
[Related Keywords : exhaust aluminium grilles]
Business Type
Manufacturer
Location
Guangdong, China
Employees Total
101 - 500
Annual Revenue
More than 100,000,000
Place of origin:
China
grill. Contact sensors, the heart of most door sensors, have two distinct parts: a reed switch and a magnet. Reed switch: A reed switch consists of two ferromagnetic blades inside a small glass capsule. Normally, a few microns separate the blades from one another. This means the circuit is open; in other words, electricity cannot flow freely through the switch. Magnet: When a magnet is applied to
[Related Keywords : swing door sensor, sliding door sensor, automatic door sensor]
Business Type
Manufacturer
Location
Fujian, China
Employees Total
101 - 500
Annual Revenue
USD 2,000,001 - 5,000,000
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