This article explains how hysteresis in dampers and actuators undermines HVAC control repeatability and minimum outdoor air accuracy. It outlines ASHRAE research […]| IFMA Knowledge Library
With Virginia’s new law requiring ventilation verification every 4 years starting July 1, 2025, it’s time for HVAC professionals and school leaders […]| IFMA Knowledge Library
A new law will take effect in all Virginia schools starting July 1, 2025, to initiate Indoor Air Quality (IAQ) inspections and evaluations. The goal of this| Dashboard