ARLINGTON, Va. — ACCA has announced the launch of its newest online certificate training program, Qtech: Duct Design Basics. Through Qtech, contractors can offer their employees on-demand training in ...

Homeowners benefit from a basic understanding of ductwork design. When you discuss the details of their HVAC system — answering questions and addressing concerns — it reflects your credibility and ...

Careful planning in designing ductwork for emission control structures goes a long way toward reducing overall plant construction costs. Increasing restrictions on power plant emissions are causing ...