Vic Petrossian of Rossi HVAC Hardware invents a replacement for wingnut dampers.

Force5’s HVAC spray works as a corrosion inhibitor, lubricant and cleaner to protect heat exchange fins and cooling coils.

MELVINDALE, Mich. — It’s not easy to spot Elite Air Products from the street.

Tjernlund Products’ Duct Booster Fans are designed for easy installation within heating and cooling ducts to increase the flow of conditioned air to desired areas.

E Flow Technologies has introduced Smartpack, a range of customizable axial fan packs engineered to meet low-noise and efficiency requirements in industrial and commercial HVAC applications.

Shurtape Technologies’ AF 100 with EasyPeel is an aluminum foil tape with a “crack and peel” split liner that allows HVAC technicians to start the tape even with work gloves on, officials say.

I find it hard to believe that very many contractors would decide to check out the online equivalent of a rummage sale if they needed a few parts. But plenty of people with access to ductwork seem to think it’s a good idea.

Sheet metal products maker Ruskin has increased its standard limited warranty by four years.

CL Ward has released its new pipe and fittings catalog.