Williamstown, NJ Heating Installation & Replacement

Name: HVAC Contractor
Brand: Oliver Heating & Cooling
Rating: 4.6 (2043 reviews)

Since 1971 Your Peace of Mind
has been Our First Priority

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Professional Heating System Installation Services by Oliver

An appropriately sized heating system provides enduring comfort and helps save on utility costs. Oliver delivers expert heater installation services in Williamstown, handling everything from furnaces to boilers and heat pumps. Our friendly HVAC experts will explain your options and recommend a heater installation tailored to your needs. With over 50 years in the business, our NATE-certified technicians ensure efficient, affordable installs and a satisfaction guarantee.

Types of Heating Systems We Install in Williamstown, NJ

Oliver is your go-to for installing all types of heating systems in Williamstown, NJ. Whether you need a new heater or want to upgrade to a more modern technology, our team can help you select the ideal system and handle the installation with care. We offer a range of services, including electric heater installations, and systems powered by natural gas, propane, or heating oil. Also, we can convert your home from electric or heating oil to natural gas or propane. While forced air furnaces remain a top choice in our area, we also install heat pumps, hybrid heating systems, and increasingly popular radiant heat boilers.

Forced Air Furnaces

Furnaces are by far the most prevalent heating systems used in homes in Williamstown. You can utilize a furnace in practically any residence since there are models that run on electricity, natural gas, heating oil, and propane. Many homeowners prefer natural gas, heating oil, and propane because the heat feels warmer and thus more comfortable. A seasonal furnace tune-up is recommended regardless of your fuel source.

Heat Pumps

Heat pumps are becoming a favored option for heating installations thanks to their high efficiency. Recent advancements have also improved the performance of traditional air-sourced heat pumps in colder climates. Capable of both heating and cooling your home, heat pumps can be combined with a furnace to offer the best of both worlds. To keep them running smoothly, it's important to perform maintenance before both the heating and cooling seasons.

Radiant Heat Boilers

Hydronic heating systems use hot water or steam to warm a home, distributing the heat through piping to various radiating devices. While radiators have been a traditional choice, many homeowners are now choosing floor heating for its superior comfort and even heat distribution. To ensure your system remains efficient and extends the lifespan of your equipment, regular maintenance is essential.

New Heating Systems Improve Air Quality

Improving the air quality in your Williamstown home could help family members with respiratory problems or allergies. Air scrubbers and humidifiers offer affordable add-ons to a new heating system. You can get more fresh air into your home with energy and heat recovery ventilators. As for moisture problems, we can solve those with a dehumidifier. Contact us to discuss your indoor comfort needs and we can make sure your new system does exactly what you need.

Added Efficiency with Variable Speed Furnaces

Heating technology has advanced significantly in recent years. New energy-efficient furnaces outperform older equipment with enhanced efficiency. These high-efficiency units feature variable speed motors that operate slowly and steadily to provide uniform temperatures and reduce the load on your system. This efficiency translates to lower utility bills, and utility companies like PECO often offer rebates for installing these units, providing both immediate and ongoing savings.

Heating System Maintenance

Investing in a new heating system for your Williamstown home is a significant step, and Oliver is here to help you get the most out of it. Our expert heater installation process is just the start. Regular seasonal maintenance is essential to keep your system running efficiently. Routine upkeep will help lower your monthly heating costs, extend the lifespan of your equipment, and prevent costly repairs. We recommend scheduling maintenance in the fall before you start using your heater. Even if we didn't install your system, we offer maintenance services for all makes, models, and ages. Our service includes a thorough inspection, comprehensive cleaning, and a detailed tune-up involving adjustments and lubrication. Plus, our HVAC maintenance plans offer savings and simplify the care of your system. As part of our plan, you'll also receive discounts on heating repairs.

Heater Repair Services

Oliver is a trusted name in heating installation, maintenance, and repair services in Williamstown. Our team performs all types of residential heating repairs and is available around the clock because we know that heater failures can happen in the middle of the night, on weekends, and during holidays. In the event that a repair is not your best course of action, we can help you consider heater installation that makes sense for your home and budget. To learn more or schedule an appointment, call us at (888) 810-2681 or contact us online.

Choose Oliver for Your New Heating Installation in Williamstown, NJ

Installing a new heating system brings instant rewards. The improved comfort and lower energy bills will make you wish you had done it sooner. Oliver has been a leading name in heating installation in Williamstown since 1971. We’re dedicated to using the latest technology to keep our customers happy throughout their heating system's lifespan. For details on installing a new heater, get in touch with Oliver for a free estimate today.

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Feedback From Our Happy Customers

At Oliver Heating & Cooling, we are dedicated to our customers above all else. Our unwavering commitment is to achieve 100% satisfaction in every interaction. We go the extra mile to ensure that our customers receive exceptional service and unmatched quality.

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Oliver Heating & Cooling

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Cindy

Alex S. From Oliver came by today to conduct maintenance /inspection for my Honeywell generator. He was great- timely, professional, helpful and knowledgeable. He also was very patient and informative as I walked him around my equipment asking numerous questions. This is the type of service call that I always hopes for!

John C.

Emily Keiderling did a great job. Professional and friendly, very happy with her performance.

Edward D.

Dylan explained in detail the service he performed. He answered all of my questions. Dylan was very knowledgeable and professional.

John L

New review 04/24/2026:
The old system finally gave out after years of reliable service, thanks to Oliver keeping it running as long as it did. I had Oliver install a new HVAC system, and Ron and Jeffery handled the installation. They did an outstanding job—everything looks great, and no detail was overlooked, very professional job. The system is performing better than any I’ve had in this house before. They took their time, ensured everything was working properly before leaving, and even walked me through how to use the new thermostat. Thank You.

Older Post around nine years ago;
Thank God I switched over to Oliver Heating. Your technician Mike is very knowledgeable and professional and courteous. He picked up on a problem the first time he was here that the other company had missed for years.He always seems to go that extra mile for his customers. And Debra is always so helpful on the phone.You have a great team there Oliver. Thanks.

John L

Marge H.

When we make an appointment for our usual service for our heat pump maintenance, it was done professionally and in a timely manner. When the technician, Tan Mai came (on time) he was friendly, professional and more importantly to us as senior citizens very knowledgable, and he took the time to explain everything to us in a way that we could understand. He also gave us pointers which was very appreciated, especially since our heater/heat pump is 13 yrs old, over the 10 year warranty period. We opted to replace our capacitor (voltage stabilizer) and it was done quickly and we’ll now have peace of mind! We have always had good service on prior occasions but Tan was exceptional! Thank you Olivers and Tan for your continued excellent service!

Bob K.

Nick & Danny are very friendly, professional and knowledgeable. They completed the new water heater service and plumbing in a timely and clean manner.

Joan Z.

Matt was very professional, prompt and courteous!

Thomas M.

Professional , Pleasant, knowledgeable, Efficient.

Yvonne K.

Ryan did a fabulous job servicing our HVAC.

Jack F.

Hello
Tech Domir Mcgurn came out for my AC service call. Cleaned unit all good. Thanks!

John N.

Anthony Levy did an outstanding job servicing our heating and cooling system. He works for Oliver

E C.

The service tech was timely and professional. I could not be more satisfied with the service they provided which is why I continue to use Oliver after many years.

kat R.

Dylan was very thorough and did a great job on my service call.

Kelly G.

Perry Robinson was professional and honest during our maintenance service. Would highly recommend.

Ila P.

This was my first time using Oliver HVAC and I was very impressed. Alex Little, who is a project manager, came to check on my water heater. He thoroughly examined the problem and did the site survey. He explained to me all the details about my old water heater and how badly it was installed with a plastic and metal exhaust pipe and it was against the code requirements. He is very professional and knowledgeable. He took the time to explain to me the process of replacing the new unit with new pvc venting for exhaust. Alex and his team, Tashaun and Anthony did a great job. Tashaun and Anthony cleaned the area very nicely after installing the unit. They were very polite and professional.
Thank you for your exceptional service. I highly recommend Oliver HVAC.

James J.

Perry Robinson came and did our inspection today
He was very professional and informative

Dave P.

I wanted to share about the professionalism and friendliness of Anthony Zuppo, an Oliver HVAC technician. He was very thorough in his work to tune up my AC unit in prep for the summer months. I was impressed with his honesty and “no pressure” suggestion to upgrade my compressor and A-coil since they are approaching end of life and that some of the circuit boards were looking pretty bad from normal wear and tear. I would highly recommend Anthony and Oliver to anyone looking for a quality maintenance structure in maintaining your HVAC equipment.

Nick j L.

Walt O’Brien was super professional and friendly when he came and serviced my HVAC system. Runs like a charm!

Nancy K.

Oliver installed window well covers for us. They look terrific and will certainly do the job. The technician, Dale, did a wonderful job. Oliver has established a high standard in all the work they have done in my home over the years. Another job completed with the same high quality.

Howard M.

Judah was knowledgeable and throughly excellent.

deborah S.

Joe E from Oliver Duct Cleaning - fabulous service, very thorough and good at explaining how things work

David B.

The installation team consisted of Tommy, Clint and a junior technician. Tommy arrived early and we discussed access, set-up, and technical approach. Tommy prepared the area so that when Clint and the equipment arrived, the installation was quickly underway. After the thermostat was placed, Clint provided a clear tutorial of its operation. Clint and I then inspected the installation of the air conditioner and the gas furnace. All of my questions concerning purpose, operation, and maintenance were answered. I appreciate the tips and insight that Tommy and Clint provided. Clean-up was meticulous. Altogether a very satisfying experience for a conscientious homeowner.

Maureen B.

I had my air conditioner services in preparation for the upcoming summer season. I can't say enough about the service that I received. The Technician was great. He was knowledgeable, professional and honest. Mr. Oliver you have a great employee in Perry Because of this great experience I will continue with your company and advise my friends and family to do the same. Thank you again for a great experience.

Chad H.

The service tech was very professional and clearly explained the work performed.

Penny S.

Mike Jensen and his associate are the best. We had a lot of plumbing jobs and Mike knocked them out with great expertise. Extremely personable, polite and efficient. They do not come any better. Five stars, A plus.

Vince D

This is one of those big ticket items for your home, having to replace our 15 year old Heat Pump System, but, eventually, it has to be done. I could not say enough about the work completed by Oliver HVAC Services!

With the initial consultation with Rocco Jr. giving us all the options, costs, and told us about the installation was extremely helpful in making our decision to install a new Heat Pump System. He also return after the installation to assist us in setting up our Wi-Fi thermostat system.

As for the installation technicians they were phenomenal. During the installation Scott, Brendan and Mason insured every step was done with care, was customer centric, and insured it was done with the highest level of professionalism! Overall the installation surpassed our expectations! They were also on time and left the place spotless. They are a 5 star group all around.

Thank you,
Vince & Debbie

George G.

Technician was on time, was knowledgable and very helpful.

Steven J.

Dylan Garrity from Oliver HVAC was a pleasure to work with. He was very knowledgeable and professional. Hopefully he will be my service technician next time. Thank you for great service!!

Susan S.

Domir M - On time and professional

Frank S.

Emily K was our engineer on this maintenance- did our heating and our split heating systems. Quietly efficient. She did a great job.

Elaine B.

Emily was just perfect!! She was kind, thoughtful, helpful, & patiently willing to explan & answer any of our questions. A great hire.

Michael S.

Anthony Levy, our technician, was great. He clearly explained what he did, and then explained to us the reasons to consider a surge suppressor for the system. He answered all of our questions. He was careful and neat in his work.

Elizabeth D.

The technician was on time and professional

Katherine D.

Routine maintenance…went well. Received info re: Auxiliary Heat & Anthony Levy made sure I understood the system! He was patient, knowledgeable, professional & added bonus: a friendly personality! Will request him next time! He is an asset to Oliver!

Ralph G.

Entire Oliver Team was outstanding. On-Time everyday. Worked diligently. Systems was installed to perfection. Updated me every step of the way.

Ronald N.

Mr. Perry Robinson was awesome. He took his time and explained everything as he went along. Very pleasant and knowledgeable. He was on time and completed work in a timely manner. I highly recommend him!! Thanks Oliver!!

Eric W.

Tyrone Gunby III did a great job

Luis F.

Judah Miller was very courteous, punctual and willing to answer all my questions. Very knowledgeable and professional

john H.

Had my annual HVAC service. Fredrick did a thorough review on my HVAC system and my split wall unit.

William R.

Summer prep of heat pump

Antonio F.

The installation of our heating/cooling system went very well. I would not hesitate in recommending Oliver. Not so for plumping. I asked for the replacement of a kitchen faucet and after an hour of huffing and puffin the plumbing employee left and now my facet has the cold water in lugar of the hot water and vice versa