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Claim This BusinessT&H Mechanical Systems operates from Norwalk, Connecticut, delivering heating and cooling solutions to homeowners across the greater Norwalk area and surrounding Fairfield County communities. The company maintains round-the-clock availability, ensuring residents can reach skilled technicians whenever indoor climate emergencies arise. With an accumulated rating of 4.4 stars drawn from 18 customer reviews, the business has earned a solid local reputation for responsive service and straightforward pricing. The team, led by experienced HVAC professionals, handles residential installations, repairs, and maintenance for all major heating and cooling equipment brands.
Specializing in fuel conversions, T&H Mechanical Systems assists homeowners transitioning from older oil-based heating systems to more efficient natural gas setups. The company's service model emphasizes transparent estimates and methodical diagnostics, allowing customers to understand precisely what each repair or installation entails before work begins. Technicians arrive with professional demeanor and explain equipment operations clearly, ensuring homeowners gain confidence in maintaining their systems between scheduled service calls.
Customer experiences reveal named technicians handling distinct situations. Harold has personally managed complex system installations and followed through on resolution when equipment performed below expectations. Technicians have arrived at homes the same day during heating emergencies, addressing system failures that left households without functional heat. The company has also handled boiler conversion projects, converting oil-fired systems to gas while maintaining projected timelines and honoring agreed-upon pricing.
12 of 18 reviewers awarded 5-star ratings, frequently highlighting technician professionalism, clear communication, and fair pricing. Negative feedback centers on billing disputes and installation complications, with one reviewer documenting $3000 in additional charges beyond the original $6500 quote. Customers who named specific technicians, particularly Harold, praise his personal involvement in resolving ongoing issues.
| Sunday | Open 24 hours |
| Monday | Open 24 hours |
| Tuesday | Open 24 hours |
| Wednesday | Open 24 hours |
| ThursdayToday | Open 24 hours |
| Friday | Open 24 hours |
| Saturday | Open 24 hours |
Complete HVAC system installations including new furnaces, air conditioners, and heat pumps for residential properties.
Air conditioning diagnostics, repair, and scheduled maintenance to maintain cooling efficiency and extend equipment life.
Furnace and heating system repairs, tune-ups, and emergency heating services available year-round.
Professional conversion of oil-fired boilers to natural gas systems, including equipment replacement and gas line connections.
Thorough system inspections and diagnostic services to identify root causes of HVAC performance issues.
Assessment and installation of air quality improvements, including filtration and UV lighting options.
Round-the-clock emergency availability for residential heating and cooling system failures.