Our News and Events
ARE YOU MEASURING THE RIGHT IAQ PARAMETERS?
To provide healthy ventilation, your building must meet science-based standards for IAQ or you are not doing enough to guard against viral transmission. Per a recent article in Buildings magazine by Dan Diehl, there are four standards/parameters [...]
HVAC SYSTEMS AND THE COVID-19 PANDEMIC: Mitigating the Risk of Spread
The World Health Organization has long held that the coronavirus is spread primarily by large respiratory droplets that, once expelled by infected people in coughs and sneezes, fall quickly to the floor. However, many scientists have been [...]
THE ADVANTAGES OF AUTOMATED BUILDING CONTROLS IN THE CHURCH ENVIRONMENT
Worship facilities have their own unique characteristics, and those characteristics typically make them very well suited to take advantage of Digital Controls (vs. the older pneumatic style) and the most current energy saving features they offer. Some [...]
NOTICE TO OUR VALUED CUSTOMERS
In light of the Stay-at-Home order issued by the County of Mecklenburg earlier this week, we want to let you know that United Mechanical will remain open and able to service your HVAC needs as we always [...]
HUMIDITY- CLEARING UP A COMMON MISCONCEPTION
Hot air has a greater capacity to hold moisture than cold air does. Therefore , heating up a building’s air temperature increases its ability to hold moisture. So, with no change in water content in the air, [...]
INDOOR AIR QUALITY CAN AFFECT DECISION MAKING ABILITIES
Poorly ventilated meeting spaces can produce enough carbon dioxide to affect the cognitive ability of the people inside. According to ASHRAE, the comfort level for CO2 is 1,000 ppm—with 600 ppm being the optimal indoor level. [...]