This category features water heaters manufactured by Rinnai, a company renowned for its century-long commitment to quality and its industry-leading warranties. The water heaters in this category are designed for residential use, making them an excellent choice for your home. This category features Rinnai's REHP Series of Electric Heat Pump Water Heaters. This series provides a reliable supply of hot water by extracting heat from the ambient air and converting it into hot water, all while producing zero emissions. Key benefits include exceptional efficiency ratings, with a Uniform Energy Factor of up to 4.0, zero clearance installation requirements, and quiet operation.