Designs and produces air vents, downjets, and ceiling diffusers for heating and cooling.

Residential and commercial chimney and duct cleaning and maintenance in Connectictut and Rhode Island, United States.Safeside Chimney and Duct Cleaning is a full service chimney and duct company. All of our service technicians are fully trained to take care of any and all of your particular needs. We are fully licensed and insured. We are a member of the Better Business Bureau and The National Chimney Sweep Guild; and as members of those organizations, we subscribe to the principles and services of each.

Provides noise and vibration consulting services, and distributes noise and vibration software.Navcon Engineering Network provides a wide range of acoustical, vibration, product testing and training services. Navcon also distributes software and hardware products such as SoundPLAN and APS Dynamic Shaker.