Today's Marran is a full spectrum energy supplier, providing the latest in high-efficiency oil, gas and solar heating systems. Nobody knows how to keep your house warm the way Marran does. Our expert technicians design, install, and maintain the finest central air conditioning systems available. Trust Marran to provide the system that's just right for you. Marran has always stood for outstanding mechanical design, installation and service. These same capabilities apply to our home security solutions.

Our spring start up is the perfect start to your A/C season. We'll make sure that your air conditioning system is set up to run reliably and efficiently this summer. This ensures peak efficiency, and can catch issues before they become problems. For five generations and over 120 years Marran has helped Long Islanders meet their home energy needs. Today's Marran combines top of the line technology with expert design, installation, and service. We provide the most cost effective alarm, heating, and cooling systems available.

A ductless mini split system can be an excellent alternative to central air conditioning in certain situations. Each ductless unit can cool a single room, eliminating the need to run ductwork between rooms. They also allow you to cool specific rooms at different times, accommodating the personal preferences of multiple family members. If you already have central air conditioning in your home and have recently added a room or multiple rooms to the house, a ductless mini split unit is a great option to cool the additional space.

As part of our free alarm system package, our expert technician will come to your home or office and evaluate your security needs. Working with you he'll design your alarm system. If you agree to become a Marran customer, your technician will complete the installation and connect the system to our central station, which provides round the clock coverage. For five generations and over 120 years Marran has helped Long Islanders meet their home energy needs. Today's Marran combines top of the line technology with expert design, installation, and service.

The Value Plan provides 24-hour emergency response and annual maintenance for your gas system. The Premium Plan provides 24-hour emergency response, annual maintenance and selected coverage of listed heating system components. To learn more about Marran's gas system maintenance programs, please contact us (631) 654-2500. For five generations and over 120 years Marran has helped Long Islanders meet their home energy needs. Today's Marran combines top of the line technology with expert design, installation, and service.

When Marran technicians perform their yearly evaluation of your heating system, they follow a 22-point checklist that focuses on safety, efficiency, reliability and longevity. When they're finished, they take the time to explain the work they've performed and how they resolved any problems that may have cropped up during the evaluation. Longevity: Thanks to our 22-point maintenance program, part of you All Risk Service Policy, your system will last longer. For five generations and over 120 years Marran has helped Long Islanders meet their home energy needs.

We've has been designing and installing oil heating systems for nearly 100 years. Our technicians go through the company's rigorous training program and work exclusively for Marran. They come to your office fully prepared, with the necessary equipment to get the job done as quickly and efficiently as possible. We take the necessary steps to ensure your water, heat and electricity will be off for the shortest possible time. Our technicians cover your floors and stairways with plywood and drop clothes to protect them while carrying equipment in and out of the house.

Marran has been perfecting the art of 24-hour customer service for nearly a century. You can be sure that when you call for assistance our highly qualified technician will promptly arrive at your home and fix the problem with your alarm system. It's that easy. Our customers love our service and so will you! I pride myself on having the most courteous and conscientious team of employees in the business. Yet I realize that once in a while customers do not get the quality of service we at Marran are dedicated to providing.

For quailed buyers, Marran provides a two-year loan on the most efficient heating system on the market. The System 2000 saves you up to 45% on your fuel bill. After three years, if you're like most people, you will have paid off your investment and be on your way to savings. No one can argue with that rate of return. For five generations and over 120 years Marran has helped Long Islanders meet their home energy needs. Today's Marran combines top of the line technology with expert design, installation, and service.

Solar water heating is one of the best ways to save money on your utility bill. It can also reduce green house gas emissions. The Energy Kinetics Smart Solar water-heating appliance is clean, cost-effective and reliable. Installed by certified professionals, it is backed by a 10 year limited collector panel warranty. The system uses flat plate collectors, which are a neutral color and only 3 inches high. On your roof it looks like a well-designed skylight. The collectors use a patented heat transfer fluid and high-efficiency heat exchangers.

Heating Equipment: Whether you have a boiler generating hot water or a furnace producing hot air, Marran can replace your old unit with a high-efficiency system that can cut your bill by up to 45% a year. Hot Water Equipment: Guaranteed* hot water when you want it most. From water-coils to glass-lined storage units to on-demand tankless heaters, Marran can provide the system you need. Cooling Equipment: Marran has mastered the art of designing quiet and efficient cooling systems that keep your house comfortable on even the hottest days.

Marran has been designing and installing central air conditioning systems for decades. Our technicians go through Marran's rigorous training program and work exclusively for us. They come to your home or office fully prepared, with all the equipment they need to get the job done as quickly and efficiently as possible. Before we set up an installation date, we'll schedule a free survey to size up your house, give you a quote, and ensure that the system we give you a quote for is perfect for your home.

What's new?

Want to support the Terryville Fire Department? Sign up for their 5k Run/Walk for a Clause on December 7th. Marran's proud to be a sponsor.

Posted on Nov 07, 2019  •  Facebook

We loved seeing this photo of an old thermostat that we used to give out to our customers. The telephone number listed is 49, from back when local phone numbers only had two digits. We still have that number, but the phone companies have added a few extra digits over the years (it's now...

Posted on Jun 20, 2019  •  Facebook

It's not too late to save 10% on your a/c spring start up. Call us today, and we'll make sure your a/c continues to run at peak efficiency.

Posted on May 21, 2019  •  Facebook

Marran is an expert in natural gas heating systems. We offer service contracts, repairs, installations, and oil to gas conversions. That said, when asked, we always recommend oil heat, and this recent natural gas outage in Rhode Island that left thousands without heat for days is one of the many reasons:

Posted on Jan 31, 2019  •  Facebook

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