Products
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Delivering up to 15 SEER' the 4SHP15LE is the perfect blend of higher efficiency' quality and quieter operation. Thoughtfully designed to improve heat transfer and efficiency' these units may qualify for local utility rebates and reduce monthly energy bills' while providing a comfortable home environment.

• Up to 15 SEER Efficiency Rating
• Up to 8.5 HSPF Efficiency Rating
• Heavy-Duty Compressor Blanket Greatly reduces operating sound so your outdoor entertaining is not interrupted.
• Quiet Shift™ Technology Allows heat pumps to enter defrost mode without excessive noise. Since refrigerant pressure is allowed to equalize before the switch' the heat pump can dissipate performance-robbing frost and ice quietly.
• MHT™ Technology Armstrong Air’s proprietary heat transfer system. A specially designed fan shroud pulls air evenly throughout the air conditioner’s coil surface. The coil features rifled tubing to enhance refrigerant flow' while lanced coil fins increase surface contact between metal and air. All combine for maximum heat transfer and efficiency.