Celdek Evaporative Cooler for Size # 1 Modular Un-tempered Supply Air unit.
26.75" Wide X 32.125" Long X 29.688" High. Includes Adapter for use with the D76 heater.
For indoor installation. Min. water pressure for optimal performance is 30 PSI.
Max. water pressure should not exceed 50 PSI. Use with water softener recommended.