As evidence suggesting Covid-19 can spread through aerosol transmission continues to mount, health experts are focused less on sanitizing surfaces and more on improving indoor air quality. In December, the U.S. Centers for Disease Control and Prevention finally put out its ventilation recommendations to combat Covid-19, based on standards set by ASHRAE, or the American Society of Heating, Refrigerating and Air-Conditioning Engineers.

Modular construction has been growing in popularity among developers as a method for building multifamily housing, hotels and workplaces. manufacturers are taking a page from the automobile industry by increasing the amount of automation and robotics in their factories. As some sectors have slowed, the demand for multifamily and single-family homes, particularly affordable options in those categories, has only increased. Technological advances may also help address the labor shortage, particularly among younger employees.