Willco Air Conditioning, Refrigeration & Heating Inc.

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About Willco Air Conditioning, Refrigeration & Heating Inc.
Willco Air Conditioning, Refrigeration & Heating Inc. maintains a 4.9-star average across 464 customer reviews, positioning it as a highly regarded air conditioning contractor serving Branchville, New Jersey and surrounding Sussex County communities. The company operates Monday through Friday from 7 AM to 5 PM, providing residential heating, cooling, and refrigeration services. Reviewers consistently describe the team as professional, knowledgeable, and responsive, with multiple customers noting their willingness to help even during challenging situations.
What distinguishes Willco from competitors is their demonstrated ability to handle complex HVAC transitions and specialized equipment. Multiple reviewers mention successful oil-to-gas conversions, a service that requires significant technical expertise and coordination. The company has also shown proficiency with Navian boilers, a specialized brand that many contractors avoid due to its complexity. Reviewers frequently cite the team's commitment to getting the job done right, with one customer noting Willco 'cared' about their project outcome during a challenging dual installation of a new heating system and air conditioning unit.
Customers repeatedly name specific technicians who exceeded expectations. Paul earned high praise for resolving an oil tank issue during the coldest week of the year after another company failed, additionally recommending heat tape to prevent future freezing problems. Sean received recognition for arriving on short notice to quickly diagnose a heating issue, with one reviewer noting his respectful, informative approach despite being unable to fully solve the problem on that visit. Anthony was commended for getting a unit running properly, while multiple reviewers highlight office staff member Shannon as helpful and accommodating.
What Customers Say
Every reviewer awarded 5 stars, with technicians named in every customer story. Multiple customers specifically mention same-day or short-notice availability, and reviewers consistently praise the team's diagnostic skills and willingness to explain repairs. Several reviewers note they chose Willco based on specific technical expertise, such as Navian boiler experience.
Working Hours
| SundayToday | Closed |
| Monday | 7 AM–5 PM |
| Tuesday | 7 AM–5 PM |
| Wednesday | 7 AM–5 PM |
| Thursday | 7 AM–5 PM |
| Friday | 7 AM–5 PM |
| Saturday | Closed |
Services
Air Conditioning Repair & Maintenance
Diagnostic services and repairs for residential cooling systems, with technicians explaining each step of the repair process.
Heating System Installation
New heating system installation including oil-to-gas conversions and comprehensive HVAC upgrades for homes.
Boiler Service
Specialized service for Navian boilers and other heating boiler systems, with documented expertise in complex boiler repairs.
Oil Burner Service
Oil heating system maintenance and repair, including troubleshooting and emergency service during cold weather emergencies.
Refrigeration Systems
Residential refrigeration repair and maintenance services, reflecting the company's full name and stated capabilities.