www.randrmagonline.com/articles/86067-portable-25-ton-dehumidification

Portable, 25-ton dehumidification
May 6, 2014
United CoolAir Coporation’s (unitedcoolair.com) Therm~Air division has released the PACH25DH, a portable 25-ton dehumidification unit that enables the end user to run both the AC and heat at the same time. It also features a position mode switch, which allows both heat and AC to run separately.
The PACH25DH comes standard with 1.5 inches of External Static Pressure and with up to 5 inches of External Static Pressure on the model with variable speed drive.