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50+ Years
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Expert HVAC, Plumbing & Generator Services in Summit, NJ
Stashluk Plumbing, Heating, Air Conditioning has served Summit, NJ and surrounding areas since 1948, providing expert HVAC, plumbing, and generator services. Our team specializes in furnace repair, AC installation, plumbing maintenance, and emergency services for residential and commercial properties. With 75 years of combined experience, we prioritize customer satisfaction through certified technicians, 24/7 emergency support, and financing options.

Our commitment to quality is reflected in our long-standing reputation, partnerships with trusted brands, and comprehensive safety inspection plans. We serve Union, Morris, Essex, and Somerset counties, ensuring homes remain comfortable year-round with reliable heating, cooling, and power solutions.
Services
Furnace Repair AC Installation Plumbing Repairs Generator Installation Drain Cleaning Boiler Maintenance Sump Pump Services Indoor Air Quality Thermostat Installation Sewer Line Repair
Details
  • Year established: 1948
Highlights and features
  • We offer 75 years of combined experience in HVAC and plumbing services.
  • Our team provides 24/7 emergency repair services for urgent needs.
  • Certified technicians ensure quality workmanship and customer satisfaction.
  • Financing options available for generator installations and major repairs.
  • Serving Union, Morris, Essex, and Somerset counties with local expertise.
Associations and certifications
  • Generac Certified Installer
  • NJ Plumbing License 8464
  • NJ Plumbing License 10381
What people say
24/7 emergency availability Professional and courteous staff Competent and thorough technicians Fair pricing for services Efficient problem resolution
Services
Furnace Repair
Our certified technicians diagnose and repair furnace issues promptly, ensuring efficient heating during cold months. We service all brands and models, providing lasting solutions for residential and commercial properties. With 24/7 emergency availability, we restore warmth and comfort when you need it most.
AC Installation
We install high-efficiency air conditioning systems tailored to your home's size and needs. Our experts recommend ENERGY STAR-rated units for optimal performance and energy savings. From initial consultation to post-installation support, we ensure seamless cooling solutions for year-round comfort.
Generator Installation
Our Generac-certified technicians install whole-house generators to protect against power outages. We assess electrical needs, recommend appropriate models, and ensure proper setup for automatic operation. Regular maintenance plans keep your backup power system ready when storms or grid failures occur.
Plumbing Maintenance
We offer comprehensive plumbing inspections, leak detection, and preventive maintenance for residential and commercial properties. Our hydro jetting and drain cleaning services clear blockages efficiently. Emergency repairs address burst pipes, water heater issues, and sewer line problems with minimal disruption.
Sewer Line Repair
Our trenchless sewer line repair minimizes property damage while fixing cracks, leaks, and blockages. Using advanced camera inspections, we identify issues and implement durable solutions. Emergency services address sudden backups, ensuring safe and functional plumbing systems for homes and businesses.
People
James C. Huettenmoser
Licensed Plumber
With over 30 years in the industry, James leads our plumbing division, holding NJ Plumbing License #8464. His expertise in complex residential systems ensures precise installations and repairs. James trains technicians on modern plumbing techniques and safety standards.
Mary Stashluk Huettenmoser
Licensed HVAC Technician
Mary oversees HVAC operations with NJ Plumbing License #10381 and extensive HVAC-R certification. She specializes in system diagnostics and energy-efficient upgrades. Mary ensures all installations meet manufacturer specifications and local building codes.
Questions
What HVAC services do you offer?
We provide furnace repair, AC installation, heat pump services, ductless mini-split systems, and HVAC maintenance for residential and commercial properties.
Do you offer emergency plumbing services?
Yes, we provide 24/7 emergency plumbing repair for leaks, burst pipes, sewer issues, and water heater failures with rapid response times.
Which areas do you serve?
We serve Summit, NJ and surrounding areas in Union, Morris, Essex, and Somerset counties for all HVAC, plumbing, and generator needs.
Are financing options available?
Yes, we offer financing for generator installations, furnace replacements, and major HVAC upgrades through approved partners.
What generator services do you provide?
We install, repair, and maintain Generac standby generators, including annual maintenance plans to ensure reliable backup power during outages.
How can I schedule a service?
Call 908.277.6200 for immediate assistance or use our online form to schedule appointments for HVAC, plumbing, or generator services.
Reviews (7)
Leon Niu
May 17, 2022 Report
Luis from Stashluk came for the HVAC maintenance. He was courteous, professional, considerate. He did the work timely and made his recommendations honestly and without pressure. Overall a great experience and highly recommended. Service: HVAC system maintenance
Geoffrey Horton
Mar 30, 2022 Report
Great value, super responsive and very helpful - this is based on speaking with >6+ similar type companies in the surrounding area.
Sandra B.
Jan 17, 2022 Report
Our heater stopped working and it was after hours, but your worker came out and fixed the heater. He did a great job and our heater is working wonderfully. We thank him and Stashluk for helping us. Sandra and Bob Bollaro 165 Fairview Avenue Berkeley Heights, NJ
Jay Potes
Dec 13, 2021 Report
It was very easy to set up an appointment and the person who provided the service was prompt, efficient, and very easy to work with. I would use them again. Services: Shower repair, Drain unblocking
Lyuba D.
Dec 08, 2021 Report
Stay AWAY! This company is a SCAM! They will charge your card even if you NEVER authorize it! They have NO professionals - only Sales associates! They tried to sell me a "maintenance kit" for $790! I purchased it few days later for $54.99 + $36.79 for cleaning Tool! (Take a look at the Image) I have 9 year old Weil-McLain. Called and ordered maintenance. Fully equipped "technician" came with iPad - I am absolutely honest - NO TOOLS - IPad - looked at my unit and informed me: "You need to order a maintenance kit for $790! and we will do service for $300" AND His recommendation was "Do it every other year" CAN you CALCULATE my "investment" in this Unit! Of course I asked "technician" to go. BTW - my "damage" - credit card charge for $158 - BUT I saved will save a LOT!
Brett Stenhouse
Oct 31, 2021 Report
Junior came to my house to service my boiler. He was tremendously polite and professional, explained everything to me clearly, and didn't try to upsell me on services I didn't need. In fact, all my interactions with Jim (the owner) and his team have been extremely positive! They are a friendly and customer focused business and I highly recommend them.
Will Cofnuk
Sep 22, 2021 Report
When my wife and I moved into our Townhouse 13 years ago, I took note of the HVAC system and how neat and professional the work that was done to install the system. Stashluk HVAC was the sticker on the Furnace. I needed a new complete HVAC system since mine was over 16 years old. It took 1-1/2 days to install. Humberto (aka-Junior), Louis, Terrell and Steve showed up on the first day with drop cloths to spread upon entering and wherever they had to walk and really attacked the job.

They were very friendly, professional and very neat about the installation. Junior was a great leader and delegated the work to keep everyone busy. Junior and Steve needed a few hours on day 2 to complete the work. I highly recommend Stashluk for any HVAC needs. They explain everything if you care to know and they left my basement cleaner than when they started. I might add that any time you call the office the response is friendly and enthusiastic. Excellent Company.