Request for Proposals South Puget Sound Habitat for Humanity is initiating this Request for Proposals (RFP) to establish a roster of qualified heating, ventilation and air conditioning (HVAC) contractors, and/or plumbers to provide installation of heat pump space conditioners and/or heat pump water heaters (HPWHs) for the Subsidized Pathway of the Energize Thurston campaign. Information containing the details of this request is posted on the South Puget Sound Habitat website at www.spshabitat.org