by Micrometl | Feb 5, 2026 | Featured, Mixing Boxes & Econos
Modern HVAC ventilation and economizer strategies require smarter, more connected controls. The Siemens POL224 (also marketed as Climatix ECO) controller is one of the advanced options on the market—offering improved diagnostics, network communication, flexible I/O,...
by Micrometl | Jan 15, 2026 | Mixing Boxes & Econos
Economizers are essential mechanical components used to improve HVAC system efficiency by regulating the balance of return air and outside air. They help meet ventilation standards, reduce mechanical cooling demands, and lower overall energy consumption. Depending on...
by Micrometl | Jan 15, 2026 | Mixing Boxes & Econos
Reducing energy costs and lowering HVAC cooling loads — that’s the true purpose of an economizer. At its core, an economizer is a controlled ventilation device that strategically introduces outdoor air into a building. When the outdoor conditions are favorable, it can...
by Micrometl | Jan 15, 2026 | Mixing Boxes & Econos
Economizers are designed to improve HVAC efficiency by mixing outside air with return air—reducing compressor use whenever outdoor conditions allow. But the performance of any economizer depends heavily on the integrity of its dampers. When dampers leak, energy...
by Micrometl | Jan 15, 2026 | Mixing Boxes & Econos
A common question in ventilation design is: “How does a building exhaust air when fresh outdoor air is being introduced?” One simple, passive solution is a Barometric Relief Damper, also known as a gravity relief damper. What Is Barometric Relief? A barometric relief...
by Micrometl | Jan 15, 2026 | Mixing Boxes & Econos
Nighttime cooling strategies—often called “night air cooling” or “free cooling”—have been discussed for decades. Many homeowners attempt to reduce energy costs by shutting off the air conditioner, opening windows, and relying on cooler night air to bring down indoor...
