Heat Pump Water Heater Guide for Small Businesses

Research output: NRELFact Sheet


This guide is intended for building owners and facility managers interested in electrifying commercial building water heating systems via new building systems or system retrofits. This guide is also a resource for contractors becoming familiar with commercial heat pump water heaters (HPWHs). This guide focuses on integrated air-source HPWH equipment, and background information, best practices, and key considerations are included here. A building owner or facility manager should review project considerations with an engineer or contractor.
Original languageAmerican English
Number of pages6
StatePublished - 2023

NREL Publication Number

  • NREL/FS-5500-84401


  • decarbonization
  • electrification
  • heat pump
  • water heater


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