Ducts In Concrete Floor Slabs

Hvac air ducts located inside concrete slab floors invite a surprisingly broad range of building problems that fall into two broad categories.

Ducts in concrete floor slabs.

Hvac ductwork in floor slabs. It is different from aae in that the aae pours a thin slab puts the ducts on this and then adds thick slab to cover the ducts. Home had a slab with oil furnace vents prebuilt into foundation early 1950 s after heavy rain. I have no association with either of these men other than a great interest in if it works well enough to put in a new home i am planning.

This link is a duct system in slab like the roscoe design. Trimming concrete that is not level with the existing floor. I just discovered that the air ducts in my concrete slab have problems. We restore your ducts to new condition.

But in that instance you clearly have larger water management issues which likely go beyond the duct work and will probably involve some concrete removal. This article describes heating and air conditioning ducts that have been placed in or beneath concrete floor slabs. Our in slab air duct lining will help protect your ducts and ensure cleaner healthier air. Ducts that are in a ceiling tend to be a little more effective in distributing cooled air throughout a room.

In slab duct ventilation system the eccoduct system is a rectangular spiral seamed duct embedded in the structural concrete floors of high rise buildings. The eccoduct system has a 3 hour fire rating on all encased components and has passed extensive testing to give trouble free installation and service. I have galvanized air. An odor alerted me to standing water debris and even a dead animal in the ducts below my floor.

As your heating and cooling system sends air through your ducts debris from the air can become trapped greatly reducing the quality of your air. If your ductwork is breaking down under the slab a coating is not going to do you. Functional troubles such as lack of air flow or collapsed ductwork and environmental problems such as. Consider duct cleaning before sealing.

If the hydrostatic pressure of the sub slab moisture is too great it might still breach this type of solution.