FabricAir®, Lawrenceville, Ga., a leading manufacturer of fabric HVAC duct and accessories, has introduced the VarioDuct™, a highly engineered solution for most commercial building applications that provides both uniform heating and cooling out of the same ceiling-hung fabric duct. All ceiling-hung ducts are conducive to air conditioning since cool air descends through the occupied zone. However, VarioDuct’s unique design overcomes the natural convection characteristics of heated air to provide uniform cooling and heating temperature gradients… Read More