E – Cool International Ltd. is the authorized distributor of Kolowa – Taiwan in Bangladesh. Kolowa is a well-known Taiwan-based company that is known as the first company to invent a negative pressure exhaust fan in Asia, in 1990. Since then Kolowa achieves its place in the HVAC sector permanently. Roof fans, Cone fans, HVLS ceiling fans, etc. are their main products. E – Cool International provides all of Kolowa – Taiwan products in Bangladesh.