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L. J. Denner & Sons, Inc. is a trusted HVAC service provider located in Norwalk, CT. With a commitment to professionalism and reliability, we specialize in heating, ventilation, and air conditioning solutions tailored to meet the needs of our local community. Whether you need installation, maintenance, or repair, our experienced team is here to ensure your home or business remains comfortable year-round.
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We provide comprehensive HVAC services including installation, repair, and maintenance for heating and cooling systems.
Choosing a local provider means you get personalized service from a team that understands the specific climate needs of Norwalk, CT.
If your system is making unusual noises, not heating or cooling effectively, or your energy bills are higher than usual, it might be time for maintenance.
Yes, we offer several energy-efficient systems that can help reduce your energy consumption and lower utility bills.