Our comfort and productivity is constantly affected by background noise, with HVAC equipment often considered the cause. This can stand no longer; noise reduction is now becoming a key design ...

The problem of dirt collecting around ceiling diffusers has been a concern in the air distribution industry for a long time. Some people have asked about this dirt and the impact on indoor air quality ...

A sun tunnel is a tubular skylight that brings daylight into dark hallways, closets, and bathrooms through a small roof opening, a reflective tube, and a ...