BILL WENZEL HEATING & AIR CONDITIONING, INC.

Bill Wenzel Heating & Air Conditioning operates as a specialized geothermal contractor serving Amherst and surrounding New Hampshire communities. The business holds a 5-star average rating derived from 46 customer reviews, indicating consistently positive service delivery. Their operational hours run Monday through Friday from 8 AM to 4 PM, with weekend availability not currently offered. The company focuses exclusively on geothermal heating and cooling solutions, positioning themselves as an alternative to conventional oil-based HVAC systems.

This contractor distinguishes themselves through specialized expertise in geothermal technology, which they explain operates at four times the efficiency of traditional systems by leveraging stable underground temperatures. Their website features a savings calculator tool enabling homeowners to estimate potential costs, operational savings, and financing options for geothermal installations. The business assists with incentive identification and filing processes, and offers 0% interest financing through their financing partners. Their product lineup includes Water Furnace systems, and they maintain a GeoPro service program for ongoing maintenance.

Customer reviews highlight specific technicians who delivered exceptional service. Reviewer Mark Abrams described Patrick as courteous and thorough during system troubleshooting, while noting that Matt provided updates via phone calls on both Saturday and Sunday to coordinate technician arrival. Reviewer David Kendall appreciated the team arriving when promised and maintaining clean work spaces, with technicians explaining the installation process and system operation. The review from David also addressed a challenging installation due to landscape and house orientation, noting the crew collaborated effectively to route loops successfully.