Used Lenovo e520 Laptop in good condition
Hi, we have some used Lenovo Laptops of model E52O (Thinkpad) which are all in perfectly working con...
Fire alarm system is the number of devices working together to detect and alert the people while the fire has detected. Fire alarms are activated through detectors such as smoke detectors, and heat detectors. Fire alarm are categorized into addressable, conventional, fire doors, and fire sprinkler. Fire alarms are most widely used in hospitals, organization, buildings, business firms, shopping malls, cinema theatres etc., Addressable fire alarm detects the fire at which place where it is fired, and alerts the public. Conventional fire alarm detects the fire, but it doesn’t pinpoint the exact location of fire. Fire door is a door used for restricting the spread of fire, or smoke between the blocks. Fire sprinkler is the integral part of fire alarm, it discharges the water while detects the fire or smoke. Dhonaadhi markets and deals with the fire alarm system in southern part of India include Tamil Nadu, Kerala, Karnataka, Telegana, Andhra Pradesh, Andaman and Nicobar Islands since 1993. For more details, visit our website @ http://www.dhonaadhi.in