The Goldilocks Zone: A Contractor and the Three Heat Pump Quotes

A contractor was evaluating three options to propose to the customer. The first was too big; cycling would make the system inefficient and lead to discomfort when cooling. The second was too small; an undersized unit would lack the power to warm in the winter and cool in the summer. The third was just right; they had used the Northeast Energy Efficiency Partnerships Cold Climate Air Source Heat Pump (ccASHP) List to choose this system!