Created by A&N Products Inc, the Vac-U-Ator™ is a wet bulb indicator used to check the vacuum level in an air conditioning or refrigeration system. It has been designed, tested and proven to be an inexpensive, dependable and very accurate tool. The instrument measures total pressure from above 100 millimeters to below one millimeter of mercury absolute with extreme accuracy.

Adams Heating & Cooling installs and service air conditioners, heat pumps, furnaces as well as a full line of indoor air quality products. They also offer preventive maintenance programs so that users lower their chances of getting stuck with a broken heater or air conditioner.

Architectural Louvers are a renowned louver manufacturer specializing in wall louvers, hurricane louvers, louvered sunshades, exterior sun control devices, and roof equipment screens for the architectural construction market. They specialize in architectural and hurricane aluminum wall louvers, louvered sunshades, solid metal awnings, sun control devices, louvered roof top equipment screens, visual barriers and vents.

Cincy Heating & Cooling is a professional residential and commercial HVAC service company serving Cincinnati Ohio and the surrounding areas. They also provide emergency air conditioning repair services for the locals in the areas they serve if customers are having an emergency.

Hex Valve (Richards Industrials) manufacture valves as a means to simplify the piping associated with gauge and differential pressure transmitter applications.

Quality Comfort Home Services (formerly Quality Comfort Heating & Cooling) based in Cincinnati, OH offers a diverse range of HVAC services to residential and light commercial clients. Their expert HVAC services include air conditioner and furnace repair, heating and cooling maintenance, new furnace, heat pump or AC installations, ductless mini split ACs and more.

Based in Ohio, Transducers Direct is one of the fastest growing manufacturers of pressure transducers, pressure sensors, and industrial components. The company was founded in 1999 by pressure sensor business insiders who saw an unserved need in the industry; for customers to have a higher quality product and greater technical customer service.

VENTS manufactures residential and commercial centrifugal, axial, mixed flow ventilation fans and recovery ventilators. They provide unique, innovative solutions such as single room recovery ventilators.

Zimmer's Heating & Cooling business has expanded to include residential, retail, and commercial heating and cooling.