RuppAir is a leader in many categories including direct/indirect fired MAU’s exhaust fans, HVLS fans, and now DOAS. RuppAir DOAS come in 5-30 tons and include standard features such as fully modulating variable speed compressors, modulation hot gas reheat, direct drive plenum supply fans, ECM condensing fans, modulating heat options whether you need natural gas furnace options or electric heat. An air source heat pump option also allows the RuppAir DOAS unit to maintain precise control, lead the way in energy efficiency and maintain unprecedented humidity control. The icing on the cake is the 2-3 week lead time on this outstanding award winning product.