Water Heating
Air Conditioning

Heating & Air Conditioning Services

HVAC Services, Peabody, MA We at Denny’s Gas Oil & Air Service are a full-service HVAC, pool heating, water heating, gas and oil heating, and air conditioning systems installation, repair, and maintenance service provider in Peabody, MA. We are NATE Certified and fully licensed to provide our services throughout the region.

We provide the following range of services to our clients:

Heater Repairs

Your heating system remains operational only for a few months of the year, but it will still need to run at its optimal levels. Some winters can be more demanding, thus increasing the wear and tear on the system. No matter how much you rely on your furnace, it will have to be serviced and repaired. Our experienced and trained technicians can fix any issues with your heating system. Our repair services are available 24/7 and you can call us any time there is a breakdown. We strongly recommend preventative maintenance of your heating systems to prevent the need for major repairs. Our maintenance services will ensure that the equipment will keep running efficiently, safely, and reliably, thus reducing any chances of sudden breakdown. Employ an experienced, insured, licensed, and certified team for taking care of your heating system and enjoy the peace of mind that comes with it. Read More About Heater Repairs »

Air Conditioning

A new air conditioning system is a considerable investment. We are your trusted experts in AC installation and replacement services. A well-maintained unit can last for over two decades, but it will need replacement around this age. Besides, older systems cannot match the energy efficiency of the latest units. Indoor comfort is a major factor to consider with this installation. So, you must schedule an AC replacement before the system fails.

We recommend an air conditioning system replacement when your existing system needs has reached the end of its service life, needs expensive or frequent repairs, no longer reduces humidity, causes higher energy bills, or no longer cools your home. Call in the experts to install the latest system from a major brand, reduce your electricity bills, save hundreds of dollars every summer, use AC systems with advanced features, and much more. Trust our certified and trained technicians to install your system right the first time. Read More About Air Conditioning »

Air Conditioner Repairs

Having your air conditioner break down on a hot summer day can be unsettling. It makes things uncomfortable and unsafe for your family. Our high-quality and 24/7 AC repair services ensure that you will not have to deal with such a situation for a long. If your AC doesn’t work the way it is meant to, give us a call. We recommend you pay attention to the smallest signs that your AC is not working at its optimal levels.

Loud knocking or banging, difference in room temperature and thermostat setting, rising electricity bills, leakages, and warm air from vents, are some of the signs you must call in the repair experts. Our trained technicians are available 24/7 to deal with all types of AC repair issues. We are licensed, experienced, insured, and certified to handle issues with all makes and models. Read More About Air Conditioner Repairs »

HVAC Services

Heating, cooling, and ventilation needs are an integral part of your everyday life. Our team of experienced and knowledgeable HVAC experts works hard to install the latest technologies. We are professionals who believe in always following an honest approach to providing our services. If your HVAC system is old enough to be replaced or is developing snags more frequently, this may be the time to get a replacement evaluation. We also conduct completely new installations on properties that don’t already have an HVAC system.

Your home provides refuge to your family from the Northeast weather. It is important to have the best-performing HVAC system to create optimal indoor comfort. HVAC installation is an advanced project that requires the right tools, high precision, and advanced knowledge. Our team meets all these requirements to address the installation standards set by all the major manufacturers. We provide high-quality installation services that will last you for many years to come. Read More About HVAC Services »

HVAC Repairs

Your HVAC system works around the clock to keep you and your family comfortable through different seasons. It conditions the indoor air by maintaining temperatures and managing air quality and humidity. The system has a much greater impact on your family’s health than you may realize. Keeping it running at its optimal level and in good condition should be a priority.

Our experienced HVAC repair technicians can help you get the best from your system while giving it the best. The changing seasons will take a toll on the system, making it essential to seek professional repair services whenever there is an issue. When repairing your heating or air conditioning system, we are focused on efficiency and accuracy. We handle each repair job with the goal of getting it right the first time. Our well-trained technicians follow all safety regulations and can work on all makes, models and types of HVAC systems. Read More About HVAC Repairs »

Pool Heating

A pool is a valuable addition to your home, and you would want to use it for the most part of the year. Our pool heating services help you extend your swimming season. We install different types, brands, and models of pool heaters to make your pool enjoyable even during the coldest months. With so many options available, choosing the perfect heating solution for your pool can be a challenge. Let us simplify the decision for you with the help of our expertise.

We install and work on all types of pool heating systems including gas heaters and heat pumps. Propane or natural gas-powered gas pool heaters provide faster heating and cover almost all temperature ranges. Our experts have years of experience installing gas heaters and we work on all the major brands. We are also masters in heat pump installation. We can install systems that work at temperatures as low as 45°F. Read More About Pool Heating »

Water Heating

We have years of experience providing water heater installation services in Peabody, MA and the surrounding areas. The water heater has a crucial role to play in improving your living space functions. The quality of your electric or gas heater’s functioning affects your quality of life. So, when your old heating system needs a replacement, make sure to call us to get the best unit that fits perfectly with your needs.

From taking a shower to cooking functions to the laundry, a water heater makes life easier in homes. We have experienced and certified plumbers and technicians who are skilled in installing all types and brands of water heating systems. We will recommend a replacement only if an issue is unresolvable or if there are frequent breakdowns. We recommend that you should consider a water heater replacement when you notice rusty water, loud noises, pooled water or leaks, or cold water. Our technicians will run a thorough inspection of your unit before helping you decide the best type, make, and model for replacement. Read More About Water Heating »

Annual Maintenance

Being caught in the middle of the harsh winter or sizzling summer season without effective cooling or heating can be uncomfortable and inconvenient. Besides, repairing your HVAC or water heater can be an expensive affair if these systems are not maintained regularly. Our annual maintenance agreement ensures that your heating and cooling systems keep running smoothly when you need them the most. Our well-trained and certified technicians also help extend the service life of your units.

Scheduled heating and cooling system maintenance is a valuable investment in itself. The average cost of annual maintenance is only a tiny fraction of what it would cost to repair a broken system. Our maintenance services involve checking all aspects to ensure there are no potential risks of breakdown. This includes inspection, cleaning, tune-up, testing, tightening, and parts replacement. When you sign-up for our annual maintenance program, you will be looking forward to saving money and getting the most out of your heating and cooling systems. Timely maintenance also ensures that you will get access to warranty coverage. Read More About Annual Maintenance »


When you enter a service contract with us, you will be ensuring that your HVAC, pool heating, and water heating systems get regular annual tune-ups. The benefits include improved energy efficiency, greater cost savings, and extended equipment service life. From spotting issues to changing dirt filters, our contacts cover everything required to make your systems work at their peak levels.

Our qualified and specialized technicians will visit your home and inspect your system a fixed number of times every year. This will ensure that any potential issues are identified while they are minor and easy to fix. This helps prevent expensive repairs that may make the repair work uneconomical.

We have multiple plans to address the unique needs and preferences of our clients. Some of the key features of our plans include repairs, parts replacements, visits per year, multi-point inspection, manufacturer and extended warranty, parts and labor warranty, priority customer scheduling, and 24-hour emergency service to name a few. Read More About Contracts »

Oil to Gas Conversions

If you want to convert your home heating system oil to gas, call in the experts. We work on both oil and gas systems and can inspect your equipment to give you the best recommendations for your home. Often, we find that our clients are best served by a full system conversion, but we can also help you by upgrading the energy management system. We consider your budget and needs before making our expert opinion.

As specialists in oil to gas conversion, we will guide you through the complete process. We can handle all steps in the process, from exploring the best options to installation and annual maintenance contracts. When you choose us, you can count on the experience and expertise of one of Massachusetts’s most reputed heating companies. Our conversion process begins with assessing your home to explore the scope of the project. Our technicians will discuss the details and all the steps in the process so that you fully understand it before we get started. Read More About Oil to Gas Conversions »

Gas Fitting

Whatever type of gas installation project you may have, our team of gas fitting experts can help you with our professional services. No matter the type and size of the project, we can have your equipment up and running in no time. For all your gas line installation needs in Peabody, MA and the surrounding areas, our experienced and skilled technicians and plumbers have you covered.

We can work on both flexible and traditional gas line installation. If you prefer natural gas services, we can install flexible gas lines. Whatever material is involved, it is important to hire the services of an experienced team. Natural gas helps save on electricity bills and enhances your home’s value. When it comes to any type of gas fitting requirements for your home, you should trust only the experts. Read More About Gas Fitting »

Heating Installation

Keeping your home warm and comfortable during the frigid winter months is of utmost importance. If your old heating system has become inefficient, stopped working, and is beyond repair, we can help you with a top-quality replacement. Our heating installation services cover all the major makes and models and different types of systems including oil and gas-powered units.

Our certified and trained technicians can install all types of heating systems. We are fully licensed and insured and will help you determine the right type of system after conducting an inspection and taking measurements. When it comes to heating systems, it is important to understand only a well-trained and experienced professional can navigate building codes and safely handle the installation of gas lines.

If your existing heating system is unable to do the job, choose from our collection of heating solutions. Stocking the latest and most efficient heating technology is a major priority for us. Read More About Heating Installation »

For more information about our services, it is recommended to call us today. We at Denny’s Gas Oil & Air Service can be reached at (978) 531-4010 or you may write to us through this Online Form.
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