Information Center — Portable

Workers exposed to harmful levels of heat, humidity, fumes, and chemicals can be at risk for health problems. Among the common worker complaints and medical problems from overexposure are allergies, asthma, confusion, headaches, and nausea. In plants and factories where painting, blasting, welding, high temperatures, and fumes from chemical processes are the norm, it is the owner/operator’s responsibility to ensure employee comfort and health by meeting federal, state, and local guidelines for environmental controls. There are a few types of ventilation strategies for the workplace that can limit chemical exposure: Air conditioning and heating provides fresh air and temperature control,...

If you have a ventilation design in mind, or you just want to buy a simple table fan, it’s important to know where to buy. There is an abundance of fan manufacturers and fan suppliers out there. If you have a brand name in mind, sticking with what you know works is often wise. But if you aren’t familiar with the full range of fan uses, designs, and specifications, you’ll need to find a fan company that sells a variety of brands and models that meet your needs. Even if you’re an industry professional, it can be impossible to know...

According to the Environmental Protection Agency, indoor air can be two to five times more polluted than air from outdoors. To keep air quality optimal for homeowners and employees, various methods of ventilation can be used to exchange stale indoor air with fresh outdoor air. The American Society of Heating, Refrigerating, and Air-conditioning Engineers (ASHRAE) suggest air circulation in the amount of 15 cubic feet per minute (CFM), per person to maintain a safe balance of indoor and outdoor air. Equipment, installation, operation, and maintenance are key to striking a balance in air quality. The overall design of a system...