Plumbing, Heating & AC Services in Oyster Bay, NY
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24/7 Emergency Service

Reach out to the experts at Rebmann Plumbing, Heating & Air Conditioning if you have a plumbing or HVAC emergency on Long Island. We’re here to help 24/7. If your furnace goes out in the winter or your AC stops cooling in the middle of summer, we’ll repair it day or night. Call our team at 516-746-5678 for emergency services on Long Island, Roslyn, or Port Washington, NY. Residential and commercial repairs available.

HVAC & Plumbing Services in Oyster Bay, NY

From the stately architecture along East Main Street to the historic charm of neighborhoods like Oyster Bay Cove and Centre Island, older houses in Oyster Bay, NY are prized for their character, but they often require extra care when it comes to HVAC and plumbing systems. Seasonal fluctuations, from humid summers to brisk winters, pose additional stress on aging infrastructure. Rebmann Plumbing, Heating & Air Conditioning has been the trusted name in indoor comfort solutions since 1938, offering specialized HVAC services and plumbing services that respect the integrity of Oyster Bay’s homes while meeting modern performance standards.

For Oyster Bay heating and cooling services or expert help from an emergency plumber, trust Rebmann Plumbing, Heating & Air Conditioning’s decades of knowledge. Request service today to experience what reliable, local service truly feels like.

Technician using pressure gauge to check rooftop system

Air Conditioning Services

When summer heat presses in from Long Island Sound, you need an AC system that can keep pace. Our certified technicians offer a start-to-finish approach, ensuring every phase of your cooling system, from setup to retirement, is handled professionally.

Heating Services

Whether you depend on a classic boiler system or a high-efficiency furnace, our technicians are trained across multiple heating technologies. Our experience ensures reliable warmth when coastal winds sweep through Oyster Bay.

Plumbing Repairs & Installations

Older properties in Oyster Bay may hide corroded pipes or outdated layouts, making skilled plumbing services essential.

Water Heater Services

We handle both conventional water heater services and modern tankless units with expert precision. Stay ahead of performance issues by watching for:

Drain Cleaning & Sewer Line Services

To prevent backups or flooding, regular drain and sewer attention is a must. Look for:

HVAC & Plumbing Maintenance Plans

Rebmann’s Comfort Club offers residential customers seasonal tune-ups for HVAC and plumbing systems, extending your equipment’s lifespan while reducing surprise repairs. Members also benefit from 24/7 emergency availability, priority scheduling, factory-trained technicians, and value-rate pricing. For commercial clients, the HVAC Comfort Club ensures scheduled filter changes, safety checks, rapid repair responses, lower energy bills, and longer operational performance thanks to preventative care.

Why Choose Us

Residents across Oyster Bay choose Rebmann Plumbing, Heating & Air Conditioning because we value professional integrity. Every technician is background-checked, licensed, and backed by ongoing training in advanced facilities. From transparent, upfront pricing to free estimates on replacements, the team is equipped to service all brands with confidence. Same-day and 24/7 emergency support is available, and discounts are extended to military members, veterans, and seniors. You’ll receive outstanding HVAC services and plumbing support tailored to the needs of residences around Theodore Roosevelt Memorial Park and beyond.

Reach out now for expert help from our certified professionals, your comfort is our commitment.

Frequently Asked Questions

Ideally, schedule maintenance in early spring before AC season and early fall before heating becomes essential to ensure efficiency and reliability year-round.
Insulate exposed pipes, service older connections, and schedule a pre-winter inspection to prevent freezing or costly damage, especially in older homes near Bayville and Centre Island.
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Rebmann Service Partner Plans

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Discover the Rebmann Difference

24/7 On-Call Emergency Service
Minimum One-Year Warranty on all Products and Services
Family-Owned Since 1930
Convenient Service Partner Plans
Low Interest, Flexible Payment Financing Options
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Our Reviews

See What Your Neighbors Are Saying

I was very happy I chose to work with Rebmann. They were very professional and courteous. Finished the install in record time and back up their work as well.

Jeff F.

Jeff F.

Very happy with the service provided. The team knows what they are doing, they are professional, efficient, punctual, nice. They follow up to make sure everything is OK. I would definitely recommend.

Hubert A.

Hubert A.

First time customer and couldn’t be more happy with the service I received. Professional, caring and knowledgeable!! Will definitely call again.

Regina V.

Regina V.

Rebmann installed a new gas furnace. I couldn't have been more satisfied with the experience in every respect. Professional, competent, punctual and polite. I recommend highly. My technician and the rest of the crew were outstanding.

Eileen M.

Eileen M.

Rebmann is an excellent service provider. We've been using them for 20 years! They are always very responsive and their technicians are professional, courteous, friendly and knowledgeable.

Dennis P.

Dennis P.