guangdong lonon industry co., ltd.-j9九游国际真人

magnetic linea lighting system

led magnetic track lighting system is a latest track lighting system. it runs in a safe low voltage dc48v in all the tracks, and it's much safe comparing to the normal direct electricity input track system......

exhaust fans

calculating the area of the room you wish to install the ceiling exhaust fan (length x width x height). then multiply this number by the number of air changes required (approximately 10 for a standalone toilet and 15 for a shower. this will give you the approximate capacity (or airflow) required to ventilate the room.......

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