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Claim This BusinessService Unlimited Inc operates as a heating contractor in New Castle, Delaware, holding a 4.2-star rating drawn from 20 customer reviews. The company maintains standard weekday hours, opening at 7:30 AM Monday through Friday and closing at 4 PM. This profile attracts both residential homeowners and commercial business owners seeking reliable heating system expertise in the New Castle area and surrounding Delaware communities. The contractor has built its reputation through a combination of technical proficiency and responsive service delivery.
Reviews repeatedly highlight two qualities that separate Service Unlimited Inc from competitors: patient communication and a commitment to doing repairs correctly on the first attempt. Customers consistently report that technicians take time to explain diagnosis findings and walk through repair options without jargon or pressure. This transparency extends to pricing discussions, where reviewer Michael Stiglitz specifically credits the leadership team with ensuring homeowners understand every line item before work begins. The emphasis on first-time correct repairs means fewer return visits and lower long-term costs for customers who might otherwise face repeated fixes.
Customer scenarios illustrate these strengths in action. Wendy arrived at her business to find a heating unit completely failed, with interior temperatures stuck below 61 degrees on a cold morning. She submitted an online service request at noon and had a functional system restored by 5 PM the same day. Separately, Michael Stiglitz describes calling Service Unlimited for issues spanning both commercial and residential properties, consistently working with technicians Troy and Bill who explained each step patiently despite his many questions. Dave Carlyle echoes this sentiment, noting his technician demonstrated clear expertise that left him confident the repair was handled properly the first time.
5 of 7 reviews award 5 stars, with specific technician names appearing in multiple positive feedbacks including Troy, Bill, Rachel, Brian Ryan, and Ralph. Negative reviews cite a driving incident and a $900 diagnostic scenario, while positive reviews consistently praise same-day service and thorough explanations.
| Sunday | Closed |
| Monday | 7:30 AM–4 PM |
| Tuesday | 7:30 AM–4 PM |
| Wednesday | 7:30 AM–4 PM |
| ThursdayToday | 7:30 AM–4 PM |
| Friday | 7:30 AM–4 PM |
| Saturday | Closed |
Diagnoses and fixes malfunctioning heating units including furnaces, heat pumps, and commercial heating systems to restore proper function.
Responds to urgent heating breakdowns with arrival and resolution within hours of customer request, including weekend-adjacent business days.
Installs new residential and commercial heating equipment with attention to proper sizing, efficiency ratings, and code compliance.
Provides ongoing maintenance contracts for business heating systems to prevent unexpected failures and extend equipment lifespan.
Performs detailed analysis of heating system issues using specialized testing equipment to identify root causes accurately before recommending repairs.
Guides customers through repair versus replacement decisions with thorough explanations of costs, efficiency gains, and long-term operating expenses.