Q. This week: Is there any way to reline or replace metal heat ducts under a concrete slab floor without tearing up the floor? We had our ducts commercially cleaned five years ago, when we were having ...

Many combined cycle power plants (CCPP) and cogeneration or combined heat and power (CHP) plants utilize supplemental firing systems, or duct burners, inside the heat recovery steam generator (HRSG) ...

The Ultra-Flex flexible duct kit is designed to withstand the deteriorating effect of ultraviolet (UV) light on the inner core of nonmetallic flexible duct, the company says. According to the ...

Manufacturers are replacing traditional duct systems because long-term leakage, rising maintenance demands, and inconsistent ...

Q: What’s the best kind of ductwork to do when building a new house? Should ducts be rigid metal or should you install flexible ducts? A: Most of what’s being installed in new houses now is flexible ...

A proposal to limit the use of flexible ductwork in residential construction has some people in the industry bent out of shape. The International Association of Plumbing and Mechanical Officials is ...

Each year, thousands of Arizona residents email or call Rosie Romero’s radio show with questions about everything from preventing fires in their chimneys to getting rid of tree roots invading their ...

Compare plans tailored to your home & budget. It can cost $3,500 on average to replace your home’s ductwork. Even if just a small section needs replacing, it can still cost you $270 and $500 per air ...