BALTIMORE (AP) — Baltimore Gas and Electric is offering customers $25 for old air conditioning units, an encouragement to upgrade to newer and more energy efficient models.

The electric company is holding a recycling event Saturday and Sunday. Customers can turn in their units at Sears at Eastpoint Mall in Dundalk and Sears at Hunt Valley Towne Centre in Hunt Valley.

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The units have to be in working condition to be eligible. Customers will get a $25 check for the unit approximately four weeks after the event. Customers can turn in up to two units.

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The electric company also offers a $25 mail-in rebate for new Energy Star certified air conditioning units. BGE says an Energy Star certified unit uses at least 10 percent less energy than a conventional unit.

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