HVAC Services in East Norriton, PA

Nearly Four Decades of Honest Heating & Cooling Service

Carl j Wendler heating and cooling has been serving East Norriton homes and businesses since 1986. Carl Wendler founded this company as a local who grew up, went to school, and started his family right here in this community; we're not a regional chain passing through, but a neighbor with a long-term stake in the area’s comfort. We handle the full range of residential and commercial HVAC: air conditioning, heating, heat pumps, boilers, furnaces, ductless mini-splits, and indoor air quality systems.

For HVAC services in East Norriton with no runaround, call us at  or schedule an appointment online. Free estimates and financing are available.

Why East Norriton Residents & Businesses Choose Us

Local Air Conditioner Services

We handle residential and commercial air conditioning: installation and replacement, repairs, and ongoing maintenance. Whether your system needs a quick fix or it’s time for a full upgrade, our NATE-certified technicians diagnose accurately and work efficiently, so your cooling isn’t down any longer than necessary. 

How a New AC Unit Can Transform Your Home’s Comfort

A modern air conditioning system reduces humidity, filters airborne particulates, and delivers more consistent cooling than an aging unit running past its useful life. A properly sized and installed system also keeps energy consumption in check. 

We’re a dedicated installer of Mitsubishi Electric ductless mini-split systems, covering the full product line with advanced zone control and built-in filtration. For homes or additions without existing ductwork, or for room-by-room comfort control, a Mitsubishi Electric mini-split is often the right answer.

Keep Your AC Running Right With Repairs & Maintenance

Even reliable systems need attention over time. We offer comprehensive air conditioning repair services to address any issue, from minor adjustments to major overhauls. Regular maintenance extends system lifespan and keeps energy consumption in check between replacement cycles. Our technicians work quickly and cleanly, and we follow up after the job to make sure the repair holds.

Complete Heating Solutions

We provide a full range of heating services for residential and commercial customers throughout the East Norriton area. Cold Montgomery County winters don’t leave much room for a heating system that’s underperforming. We cover installation, repair, and maintenance for furnaces, boilers, and heat pumps. 

Furnace Services

A well-maintained furnace keeps your home warm through the coldest stretches of winter and runs more safely and efficiently than one that’s been neglected. We provide furnace services covering everything from routine maintenance to full system replacement. Regular upkeep helps prevent mid-winter breakdowns, keeps the heat exchanger operating safely, and stops dust and pollutants from circulating through your home. When something does go wrong, our team diagnoses the problem accurately and restores your comfort quickly.

Boiler Services

Boilers are a core part of many heating systems, and we offer specialized boiler services to keep yours running smoothly. Whether you’re dealing with heat loss, leaks, or unusual sounds, our technicians diagnose and repair boiler issues across brands and configurations. We also handle installation and maintenance, with periodic inspection of pressure, valves, and connections to maintain safe, efficient operation season after season.

Heat Pump Services

Heat pumps deliver both heating and cooling from a single system, making them an efficient option for year-round climate management in the Mid-Atlantic region. We provide heat pump installation, repair, and maintenance, and we can upgrade your existing system to a more energy-efficient model when it makes sense for your home. Heat pumps also support humidity control and consistent indoor air quality by moving air across properly maintained filtration. 

Indoor Air Quality Services

Indoor air quality affects health, comfort, and the condition of your home year-round. We offer a full range of IAQ services to address it, starting with air quality testing to identify contaminants, humidity imbalances, and filtration gaps.

From there, we install air purification systems and upgraded filters that tackle dust, allergens, mold spores, and volatile organic compounds more effectively than standard HVAC filters. We also offer humidity control solutions and air handler services. 

Our NATE-certified technicians handle IAQ work alongside heating and cooling, so your system performs as an integrated whole.

Ready to Partner with Our NATE-Certified HVAC Pros?

One call gets you a free estimate and a convenient service appointment. For urgent situations, our 24/7 emergency response means you can reach a technician any time, even during peak demand when other contractors aren’t available.