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When you need dependable water heating solutions in Bayport or anywhere across Suffolk County, NY, Donlon Brothers Heating & Cooling Inc delivers the service you deserve. Our fourth-generation, family-owned business has been serving homeowners since 1937, offering comprehensive water heater installation, repair, and maintenance. We work with trusted brands to ensure your home has consistent hot water when you need it most.

• Boch water heaters
• Rheem systems
• Heat Flo water heaters
• Complete installation services
• Repair and maintenance
• Emergency services available

If you're upgrading an older unit or need urgent repairs, reach out to us for a free on-site estimate.

Your water heater works hard every day, and when problems arise, they can disrupt your entire household. Residents in Bayport rely on consistent hot water for daily tasks, from morning showers to washing dishes. Recognizing when your system needs attention helps prevent costly breakdowns and ensures your family's comfort. Common signs include:

• Inconsistent water temperature
• Strange noises from the tank
• Rusty or discolored water
• Leaks around the unit
• Rising energy bills
• System age exceeding 10-15 years

Our licensed and fully insured team can diagnose issues quickly and recommend the best solution for your situation. Every new installation comes with a one-year guarantee, and we'll discuss manufacturer warranties with you.

Serving Suffolk County, NY for over 85 years, Donlon Brothers stands apart as a locally owned, first responder-owned small business that prioritizes personalized service. As a certified Nora instructor and member of Local 355, we bring technical knowledge and hands-on experience to every job. Our advantages include:

• Four generations of proven service since 1937
• Free on-site estimates for new equipment
• First responder and senior citizen discounts
• Service contract discounts available
• Emergency service when you need it most
• Licensed, insured, and family operated

We consider legitimate bids and work with quality brands like Carrier, Comfort Air, Peerless boilers, and more. When oil burners came out, Donlon's were here. As technology advances, we're still here serving our community with dedication.

A broken water heater can leave you without hot water when you need it most. If you need a new installation, routine maintenance, or emergency repair service in Bayport, our experienced team is ready to help. With four generations of trusted service and a commitment to treating every customer like family, we'll ensure your hot water system operates efficiently and reliably. Take advantage of our free on-site estimates and discover why homeowners throughout Suffolk County continue to choose our family business. Contact us today to schedule your water heating service.