Every day, billions of gallons of wastewater are collected from our homes, businesses, and industries. Wastewater is exactly what it sounds like: water that has already been used and disposed of via a tub, toilet, sink, or storm drains. Because it is full of contaminants that make the water no longer suitable for use, it is collected in the sewer system and delivered to plants for treatment to make the water safe to be returned to the environment. Continue reading “What is Wastewater, and How is it Treated?”
How Barometric Pressure Affects Carbon Dioxide Readings
As standards become stricter for monitoring indoor air quality (IAQ) it is important to understand that the readings from your instrumentation are correct and accurate. When monitoring carbon dioxide levels for on-demand ventilation, it is imperative that you account for barometric pressure as it can create a false sense of accuracy when controlling an HVAC system. Continue reading “How Barometric Pressure Affects Carbon Dioxide Readings”
Ask the Expert – Measuring Multiple Room Pressures with the WDPM
Question: Measuring multiple room pressurizations proves time consuming and difficult; do you have something that measures multiple rooms at the same time? Continue reading “Ask the Expert – Measuring Multiple Room Pressures with the WDPM”