Important! Pacific Power's planned changes to the energy efficiency program became effective January 1, 2019. Changes include an increase to the heat pump clothes dryer incentive and other changes to update qualifications to align with market conditions. For questions or additional clarification, please email [email protected].

U-factor

U-Factor measures the heat transfer through a window and lets you know how well the product insulates. The lower the U-Factor, the greater resistance to heat flow (in and out) and the better its insulation value.

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