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Fan Coil Units: How They Work, Types, and How to Choose One

Fan coil units are the workhorse terminal device of commercial chilled-water HVAC, a fan, a water coil, and a filter that turn a central plant’s hot or cold water into comfortable air, zone by zone, without threading ductwork through every…
The Complete Guide to Industrial Chillers: How They Work, How to Size One, and What They Really Cost

Quick Specs Capacity range 19 – 2,200 RT Compressor technologies 5 — scroll, screw, centrifugal, absorption, magnetic bearing Heat-rejection paths Air-cooled, water-cooled, evaporative Common refrigerants R-32, R-134a, R-410A (subject to EPA AIM Act phase-down schedule) Typical design life 15 –…



![Commercial Rooftop Unit Guide: Types, Sizing & Costs [2026]](https://kovenair.com/wp-content/uploads/2026/07/commercial-rooftop-unit-guide-featured-2-150x150.png)
