Ceiling Exposed vs Ductable Fan Coil Unit: Key Differences
Ceiling Exposed vs Ductable Fan Coil Unit: Key DifferencesBoth ceiling exposed and ductable concealed FCUs mount at ceiling level and connect to a central chilled water system — but they…
Paddle Water Flow Switches Explained: How They Work & Where to Use Them
Paddle Water Flow Switches Explained: How They Work & Where to Use ThemA water flow switch answers one question for a control system: is water actually flowing through this pipe,…
Ductable Ceiling Concealed Fan Coil Unit: How It Works & Where to Use It
Ductable Ceiling Concealed Fan Coil Unit: How It Works & Where to Use ItA ductable ceiling concealed Fan Coil Unit is installed entirely above the false ceiling, delivering conditioned air…
Humidity Sensors & Transmitters for HVAC Explained
Humidity Sensors & Transmitters for HVAC ExplainedHumidity control is as important as temperature control in most commercial buildings — too dry and static/comfort problems appear, too humid and mold risk…
Hi-Wall Fan Coil Unit Explained: Features, Specifications & Applications
Hi-Wall Fan Coil Unit Explained: Features, Specifications & ApplicationsA hi-wall Fan Coil Unit is the most familiar FCU format — mounted high on a wall, similar in appearance to a…
Air Velocity Sensors Explained: How They Work & Where to Use Them
Air Velocity Sensors Explained: How They Work & Where to Use ThemAn air velocity sensor measures how fast air is actually moving through a duct or opening — a direct…
How to Choose the Right Chiller for Your Building: A Decision Guide
How to Choose the Right Chiller for Your Building: A Decision GuideEvery chiller decision comes down to the same handful of questions, asked in the right order. This guide walks…
Dual Compressor & Compound Centrifugal Chillers Explained
Dual Compressor & Compound Centrifugal Chillers ExplainedLarge cooling plants often need more than one compressor working together — either for redundancy, for better part-load performance, or to combine cooling and…
Variable Speed Drive (VSD) Chillers: How They Cut Energy Costs
Variable Speed Drive (VSD) Chillers: How They Cut Energy CostsMost chillers spend the majority of their operating hours below full load — a building rarely sits at its absolute peak…
Chiller Tonnage & Capacity Sizing Guide for Commercial Buildings
Chiller Tonnage & Capacity Sizing Guide for Commercial BuildingsUndersize a chiller and it can't hold temperature on the hottest day of the year. Oversize it and it short-cycles, wastes energy,…