Underfloor Ventilation Duct

Because of being highly used the ventilation system starts to get choked with contaminants like fungi molds bacteria and dust.

Underfloor ventilation duct.

This article describes heating and air conditioning ducts that have been placed in or beneath concrete floor slabs. Hvac ductwork in floor slabs. Telescopic adjustable underfloor ventilator to provide ventilation beneath suspended ground floors equivalent area of 6000mm. Improved occupant satisfaction and productivity.

Ducts need to be 22 inches wide and 1 2 inches shorter than the space under the floor. Our selection of semi rigid ventilation ducts. Underfloor air distribution ufad is an air distribution strategy for providing ventilation and space conditioning in buildings as part of the design of a hvac system. But these principals do not apply to ducting under the floor.

My floor vents also goes dirty and for their air duct cleaning. However ductwork for ventilation air is still required and must be sized accordingly if the use of an outside air economizer will be an important operating strategy. We manufacture distribute profi air semi rigid ducts and fittings from frankische. The amount of re circulation ductwork can be reduced by taking some of the return air at ceiling level directly back into the underfloor plenum without returning to the air handler.

Overhead duct systems can create objectionable noise at duct velocities above 1500ft min. So it becomes necessary to clean. Get mvhr ventilation ducts in a few clicks. Functional troubles such as lack of air flow or collapsed ductwork and environmental problems such as.

Walkerduct walkerduct proseries underfloor duct fiber loop kit installation 427 pdf 64 47kb walkerduct walkerduct proseries underfloor duct flush carpet plates 428 433 pdf 203 65kb walker infloor systems trim plates 430 431 432. A single large overhead plenum to accommodate large supply ducts figure 1 can be replaced with a smaller ceiling plenum for air return combined with a lower height underfloor plenum for un ducted air flow and other building services figure 2. As air conditioners are extremely important part of residence as well as offices their usage is also at a very high level. Always to be used in conjunction with the timloc airbrick 1201ab.

Our ventilation duct range is specifically developed to most installation requirements. Ufad systems use an underfloor supply plenum located between the structural concrete slab and a raised floor system to supply conditioned air through floor diffusers directly into the occupied zone of the building. Ufad systems use the space beneath the raised access floor as a plenum to convey airflow to special floor mounted diffusers or systems. Hvac air ducts located inside concrete slab floors invite a surprisingly broad range of building problems that fall into two broad categories.