Mitsubishi City Multi 54,000 BTU Multi-Position Air Handler- PVFY-P54NAMUThe Mitsubishi City Multi 54,000 BTU Multi Position ducted air handler provides a solution to cool and heat zones in commercial spaces, or residential homes that need more capacity. It is unique in that it can be installed either vertically or horizontally. The PVFY P54NAMU E1 has selectable external static pressure: 0. 30, 0. 50 and 0. 80 in. WG with 3 fan speeds at each static setting. It also has a 1 inch R4. 2 fiberglass free insulation that