High Efficiency
High Efficiency has loyally served residential and commercial customers across Cape Cod, Martha's Vineyard, and Nantucket since 2010 as the Cape's front-running expert on cutting-edge HVAC and plumbing technologies. Fully licensed, trained, and insured, we offer 24-hour emergency services and pride ourselves on being a Diamond Contractor Elite and TRANE Comfort Specialist. Our technicians have proven technical expertise from installation to service with excellent customer care, and we install Trane, Mitsubishi, Ecoer, Aprilaire, and HTP brands. We provide AC and heating repair and maintenance, plumbing repair and remodel, pipe repair, tankless and traditional water heater services, and preventative maintenance memberships.