The Department of Energy reports that “about 30% of a home’s heating energy is lost through windows.” Of course, if the ...

Continuity Equation: Use the continuity equation to relate the velocities at the two cross-sections. If the density is ...

Symmetry is roughly defined as having matching parts on both sides of a line drawn through the center of an object. This is ...

Farmers who keep on top of ventilation, humidity, air pressure and temperature in hog barns will keep pigs comfortable and ...

In the heart of Indiana farmland, where corn stretches to the horizon and small towns dot the landscape, sits an unexpected treasure that would make any aviation enthusiast’s heart soar – the Grissom ...

A decade-old static pressure diagram sent the wrong message, and it took a sharp-eyed contractor to catch it. Here’s a ...

PJ MAC HVAC Service & Repair has announced an expansion of its professional air duct cleaning services, now available to residential and commercial customers across the Drexel Hill area. The expansion ...

Action Air Duct, a Denver-based HVAC cleaning specialist, has announced specialized cleaning protocols specifically designed to remove pet dander from residential ductwork systems, addressing a ...