Energy-Saving BLACK + DECKER Pool Heat Pump 80,000 BTU to Heat 15,000 GallonsEnergy Saving BLACK+DECKER Pool Heat Pump 80,000 BTU to Heat 15,000 Gallons Introducing the BLACK+DECKER swimming pool heat pump the perfect solution for keeping your pool water warm and comfortable all year round. With an impressive Coefficient of performance (C. O. P.) of 6. 4, this heat pump is energy efficient, providing you with the warmth you need while saving you money on energy costs. This model reduces costs by using an evaporation condenser