air purifier

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Hitachi Air Conditioners Nigeria | Quality AC & Ventilation Systems

Hitachi is a world-leader in air conditioners with distributors and service partners in Nigeria. NOLTEC Engineering & Technical Services Ltd offers full HVAC consulting, installation and maintenance services for various types of Hitachi air conditioning systems in Nigeria. The company’s products and solutions are deployed in residential and commercial buildings, factories, hospitals, shopping malls and […]

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Indoor Air Quality (IAQ)

How To Improve Indoor Air Quality (IAQ) with HVAC Solutions

Indoor air quality (IAQ) is a critical factor when it comes to providing a comfortable environment for people to live, work, and socialize. Two facts make this highly important: One, in the average environment, the air inside a house has more contaminants than that outside. Secondly, most of us spend about 90% of our time

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