DNR Services

DNR Services operates as an air conditioning contractor in Hummelstown, Pennsylvania, earning a 5-star rating across 11 client reviews. The company maintains round-the-clock availability, responding to service calls every day of the week including holidays. Their service area encompasses Hummelstown and surrounding communities in the Harrisburg metro region. Technicians at DNR handle residential heating and cooling systems, with documented experience replacing entire HVAC setups and addressing emergency repairs when heating fails during extreme cold spells.

What distinguishes DNR Services is their capacity to tackle large-scale residential projects alongside routine repairs. Reviewers describe complete system replacements involving high-efficiency combi-boilers and ground loop heat pump installations. The company handles both heating and cooling equipment, serving as a single point of contact for homeowners managing aging boiler systems, outdated air conditioning units, and newer heat pump technology. Their technicians explain system operation and recommend ongoing maintenance, helping clients understand how to preserve new equipment after installation.

Customer narratives reveal technicians who arrive quickly during emergencies. One reviewer described a same-day evening call during subzero temperatures when a tenant's heating failed, with Denis arriving within hours to diagnose and restore the system. Another reviewer credited the team with completing a complex full-HVAC replacement that involved removing an ancient boiler and hot water heater while installing modern high-efficiency equipment. The same review noted the team cleaned the worksite before departing, leaving all systems operational.