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Are your sinuses feeling the woes of cooler, very dry air? As boilers turn on with the arrival of cooler weather, Chicagoans find their indoor air to be dry, dusty, and irritating. It’s a common problem for northern climates where humidity levels drop along with the temperature. Dry, fall air dehydrates your nasal passages, making … Continued

How much energy is your commercial building wasting when it comes to heating and cooling? Whether you’re a hospital, school, factory, or towering mixed-use building, the U.S. Department of Energy reports that about 30% of energy used in a commercial building is wasted.  Four things stand out when it comes to avoiding the loss of … Continued

In a commercial setting, indoor air quality is essential. Systems fueled by propane or natural gas produce carbon monoxide. If it’s not properly vented, carbon monoxide can be deadly. That’s just one issue. Hazardous air pollutants, particle pollution, and volatile organic compounds are all problems.  Pollutants, particles, and VOCs increase the risk of health issues … Continued

One of the toughest decisions you face when it comes to indoor comfort is when a furnace is the better choice than a heat pump. With cold, snowy winters, you question whether a heat pump will be enough. Air Blue helps you understand the pros and cons of each system and why one is better … Continued

In 2025, the U.S. requirements for HVAC equipment lowered the maximum allowable GWP to 700 or lower. The American Innovation and Manufacturing Act requires manufacturers to phase out HFCs and switch to low-global-warming-potential refrigerants. The reduction of GWP follows this timeline: 2024 – R-410A production is down 40%. 2025 – Refrigerants with a GWP of … Continued

Commercial heating, ventilation, and air conditioning (HVAC) systems are the key to staying cool during a hot summer or warm during winter’s bitter cold. When you’re heating and cooling a garage, warehouse, or workshop, special attention must be made in regards to the air quality and frequently opening garage bay doors.  The HVAC systems going … Continued

Commercial buildings consume a lot of energy when they have older HVAC systems. Increasing demand for rooftop package units for heating, ventilation, and air conditioning is hard to ignore. As business and building owners look for ways to improve efficiency and lower energy costs, rooftop HVAC units are in high demand. What is a rooftop … Continued

How many meals does your kitchen prepare each day? Commercial kitchens are bustling places with sizzling skillets, grills shooting up flames, boiling pots, and fryers spitting oil onto nearby surfaces. Your workers keep the pace, making sure dishes are in the waitstaff’s hands on time. Planning and meticulous time management cannot override an important aspect … Continued

Going from winter’s chilly, blustery days to spring and summer’s sudden heat and humidity is tough. There seems to be little time for your body to acclimate to the sudden switch. In a warehouse, manufacturing plant, restaurant, or other business, sharp increases in heat and humidity are tough on workers, clients, and stakeholders.  No one … Continued