Mitsubishi 24,000 BTU 20.5 SEER Standard P-Series Multi-Position Air Handler Heat Pump SystemThe Mitsubishi 24,000 BTU P Series 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 PVA A24AA7 & PUZ A24NHA7 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