The way we control the speed of fan motors or pump motors has tremendously changed in the past two decades with the introduction of variable-frequency drives (VFDs), aka variable-frequency controllers ...

Part-load efficiency is rapidly becoming the most important measure of energy efficiency in chiller units. Around the world, new environmental standards are increasingly based on a combined part-load ...

It's not a necessity by any stretch, but Lutron's newest smart switch is still a welcome addition to a system that's already great. Originally hailing from Troy, Ohio, Ry Crist is a writer, a ...

Ceiling fans are the most commonly used appliance for cooling a room. The most important feature while buying a ceiling fan remains to be the speed at which it works. Buying a ceiling fan with a high ...

Discover unparalleled comfort with our Ultimate Guide to Ceiling Fans! Explore the top 10 picks for the perfect blend of style and functionality. As the scorching summer sun makes way for cooler ...

4-blade fans are designed to offer a good balance of airflow and quiet operation. With four blades, these fans can move air efficiently while creating less noise compared to fans with more blades.

Summer is approaching fast and people are wondering how to keep their personal space cool and ventilated. If you’re in the market for a new fan, we’ve compiled the best 7 options for you from Polycab.