Heating

Heating Services in Fishkill, NY

Certified Dealer. Flat-Rate Pricing. Serving Fishkill Since 1953.

Since 1953, Lambert Plumbing & Heating has kept homes warm across Dutchess County and Ulster County. We’re a licensed, family-owned company, and we service all makes and models of heating equipment. Fishkill homeowners get the same prompt, professional service we’ve built our reputation on for over seven decades.

We carry certified-dealer status for Mitsubishi Electric, Bosch, and Navien, and hold the Mitsubishi Electric Diamond Contractor designation. That means we can supply and install high-quality heating equipment, and we stand behind every job with a one-year labor warranty on top of the manufacturer’s coverage.

Ready to schedule heating service in Fishkill? Call us at (845) 506-8245 or reach out through our contact form and we’ll get you taken care of.

What to Expect When You Work with Us

Flat-rate pricing means you know the cost before any work begins. No surprises when the invoice arrives. If you need us after hours or on a weekend, we offer same-day and emergency heating service so you’re not stuck waiting until Monday morning.

Our membership plans include weekend and after-hours appointment priority, so members move to the front of the line when it matters most. As the largest family-owned plumbing and HVAC business in the area, we have the crew and the inventory to respond fast without routing you through a call center first.

Heating Services We Provide

We handle the full range of residential heating needs, from a furnace tune-up to a complete boiler replacement.

Furnace Repair, Installation & Maintenance
We diagnose and repair furnace problems, install new systems, and perform maintenance to keep equipment running efficiently. Furnaces typically last 15 to 20 years, but frequent repairs, a failed heat exchanger, or energy bills that keep climbing can signal it’s time to replace rather than repair. We can also retrofit and optimize older furnaces to improve efficiency while keeping them compliant with local safety codes.

Boiler Installation, Repair & Maintenance
Many older Dutchess County homes rely on boilers and radiators rather than ducted systems. Our boiler work includes heat load calculations based on your home’s square footage, insulation, and layout to size the system correctly from the start.

Heat Pump Installation & Service
We install and service heat pumps, including ductless mini-split systems and heat pump water heaters. Mini-splits are a strong fit for homes without existing ductwork and can help address hot and cold spots room by room. Heat pump water heaters draw warmth from the surrounding air and use significantly less electricity than conventional units.

Repair or Replace? What Fishkill Homeowners Should Know

A heating system that needs one repair every few years is normal. A system that needs a major part every season, or one that can’t hold a steady temperature despite multiple service calls, is telling you something. Age matters too. Once a furnace or boiler moves past the 15-to-20-year mark, the math on repair costs versus replacement savings shifts quickly.

One concern we take seriously with aging equipment is carbon monoxide. When fuel doesn’t burn completely, a cracked heat exchanger or deteriorating flue can allow carbon monoxide to enter the living space. It’s colorless and odorless, so the risk isn’t always obvious. If your system is older, a thorough inspection before the heating season starts is worth scheduling.

Homes built before modern ductwork standards became common often depend on boilers or radiators, which affects your options when something fails. We’ll walk you through what’s realistic for your specific setup before recommending a path forward.

Making a Heating Upgrade More Affordable

A more efficient heating system can lower monthly utility bills and improve temperature consistency throughout the house. The upfront cost is where most homeowners hesitate, and we work to make that easier in two ways.

We offer flexible financing options so the full cost doesn’t have to come out of pocket at once. We also help homeowners identify and take advantage of available rebates, incentives, and utility programs for qualifying efficient heating equipment. Those savings can help offset the cost of a new furnace, boiler, or heat pump.

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Ready For Prompt, Professional Service? We Make It Easy. Schedule Online Today!

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Serving Fishkill & Dutchess County

Fishkill sits in Dutchess County along U.S. Route 9, just north of Interstate 84. We serve Fishkill as part of our Dutchess County and Ulster County coverage area, so you’re working with a local team that knows the region, not a distant dispatch center.

Get Heating Help from Lambert Plumbing & Heating

Whether you need a repair, a new installation, or just want someone to look at a system that isn’t performing right, we’re here. Certified-dealer status, a one-year labor warranty, and flat-rate pricing come standard on every job.

Call (845) 506-8245 or use our contact form to schedule heating service in Fishkill. We’re ready when you need us.

How We Size & Select the Right Heating System

Installing the wrong-sized system is one of the most common mistakes in heating replacements. A unit that’s too large short-cycles, wearing out components faster. One that’s undersized runs constantly and still can’t keep up on the coldest Hudson Valley nights. Before we recommend anything, we evaluate your home’s insulation, ductwork, thermostat setup, venting, and airflow to understand what the system actually needs to do.

For heat pump installations, we account for how the equipment performs in real winter temperatures rather than ideal lab conditions. Ductless mini-splits, for example, can be sized and positioned to address specific zones where existing ductwork doesn’t reach or where comfort has always been inconsistent.

We review how the whole system works together before any work begins: the thermostat, the distribution method, and how the equipment interacts with your home’s envelope. That’s the approach that helps get the outcome right the first time.

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Five-Star Comfort, Every Time! Read Reviews From Valued Customers

"Genuinely Kind"
Everything about my interaction with Lambert was exceptional! Everyone was professional, knowledgeable, and genuinely kind. So pleased with the service. Highly recommend this business.

Sharon P.
"Years-Long Customer"
I have used Lambert for years, and every time the job is done right with no callbacks. With no guesswork, the job is always completed in a timely fashion. I use them time and time again because it is simply done right!

Brian W.
"Professional Service & Care"
I can't believe how professional this company is. They remained in contact with me from the beginning until the end of the repair. The work was quickly completed and done with the utmost care! I will never use anyone else.

Christine C.
"Excellent Workmanship"
Lambert Plumbing & Heating is your one-stop place for all your plumbing needs. Their prompt response to service calls and their excellent workmanship are always appreciated!

Anthony G.
"A Company You Can Trust"
Lambert is always a class act! They are knowledgeable and professional. They are a company you can trust that will always do the right thing. Highly recommend!

Benson H.
"Great Company"
This company is great and does amazing work! We needed a new way to vent our older boiler and water heater before the freeze. We had no hot water or heat! Steve and Alex came out, talked through our needs, and set us up nicely.

Ashley P.
"Timely, Efficient & Explained Everything"
I am very satisfied with the work done by Lambert. They were timely, efficient, explained what was needed, and completed the job quickly. I would recommend their service to anyone without concerns.

Margaret S.
"They Go Above & Beyond"
Lambert has been our plumber and HVAC professional since we bought our house 15 years ago. In that time, we have expanded and upgraded our equipment. I cannot recommend them more highly. They are problem solvers and go above and beyond expectations.

Gigi L.
"My Go-To Company"
Prompt, professional, responsive, courteous, competent, and efficient. Lambert Plumbing & Heating is my go-to plumbing and heating company.

Warren S.

Service With Peace of Mind Why Choose Lambert Plumbing & Heating?

72+ Years in Business
Family-Owned & Operated
Upfront, Transparent Pricing
Financing Options Available
Backed By a Warranty
Emergency Services Available

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Serving Dutchess & Ulster Counties Common areas we serve include:

Brinckerhoff
Clintondale
Fishkill
Freedom Plains
Haviland
Highland
Hopewell Junction
Hyde Park
Kingston
Lloyd
Marlboro
Millbrook
Milton
Myers Corner
New Paltz
Pleasant Valley
Pleasant Valley
Poughkeepsie
Red Oaks Mill
Rhinebeck
Rhinecliff
Salt Point
Staatsburg