Unit E. Reflective Window Film Air conditioning costs can be substantially reduced when reflective window film is installed to limit solar heat gain. Terms and Conditions Film must have a minimum five-year manufacturer's warranty. Rebates are not available for windows with northern exposure. This must be documented on the invoice, as well as square footage installed. F. Evaporative Coolers Evaporative coolers are extremely energy-efficient because there is no compressor or refrigeration cycle involved.
Evaporative coolers can replace an air conditioning system in hot, dry climates.
Ventilation is increased and cooling costs reduced. Terms and Conditions Must replace an existing, vapor-compression air conditioning system, or the existing compressor must be made inoperative. No rebate is available for California Energy Commission climate zones 1 and 3 . Tonnage on application is based on capacity of package unit that is being replaced. Reduce both the amount of water and the amount of energy required to deliver that water with drip irrigation that more effectively delivers water to individual plants.