San Luis Obispo HVAC & Plumbing Services

As the longest-running HVAC business along the Central Coast, Wighton's Plumbing, Heating, and Air Conditioning has proudly served the San Luis Obispo community since 1953. Our expertise in both residential and commercial HVAC and plumbing solutions is dedicated to ensuring year-round comfort for your home or business. San Luis Obispo’s warm coastal summers and cooler winter nights bring unique climate demands, and our team is prepared with tailored services to handle it all. From efficient cooling for hot summer days to reliable heating during chilly evenings, Wighton's Plumbing, Heating, and Air Conditioning offers customized solutions that meet the specific needs of San Luis Obispo residents, backed by decades of trusted service.

Heating Services

Furnace Installation

Ensure your home is ready for the colder months with professional furnace installation services. We install energy-efficient systems that fit your heating needs, helping you stay comfortable throughout the year.

Furnace Replacement

If your furnace is old or inefficient, consider upgrading with a replacement to improve energy efficiency and lower heating costs.

Furnace Repair

If your furnace is malfunctioning, schedule a repair with our experienced team. We offer fast and reliable service to restore comfort to your home.

Furnace Maintenance

Routine furnace maintenance is key to extending the life of your heating system and preventing unexpected breakdowns.

Cooling Services

Air Conditioning Installation

Our team offers expert air conditioning installation services to ensure your home stays cool during San Luis Obispo’s hot summers.

Air Conditioning Replacement

If your AC system is outdated, replacing it with a new, energy-efficient unit can improve your home’s comfort and reduce cooling costs.

Air Conditioning Repair

When your air conditioner stops working, our air conditioning repair services can quickly restore your cooling system’s performance.

Air Conditioning Maintenance

Keep your AC running smoothly with regular air conditioning maintenance. Our service helps prevent breakdowns and keeps your system energy-efficient.

Heat Pump Services

Heat Pump Installation

We specialize in installing high-efficiency heat pumps that provide reliable heating and cooling solutions for your home.

Heat Pump Repair

If your heat pump isn’t working properly, our heat pump repair experts are here to restore its function and keep your home comfortable.

Heat Pump Service/Maintenance

Ensure your heat pump is operating efficiently year-round with regular heat pump maintenance services.

Ductless HVAC

Our ductless HVAC systems provide a flexible, energy-efficient way to heat and cool homes without the need for ductwork.

Attic Insulation

Boost your home’s energy efficiency with our attic insulation services, designed to reduce energy costs and enhance indoor comfort.

Emergency HVAC Service

Our 24/7 emergency HVAC services ensure you’re never left without heat or air conditioning, no matter the time of day.

New Construction HVAC

We work with builders and developers to design and install complete HVAC systems for new construction projects. Our systems ensure optimal climate control for your property.

VRF Systems

Variable Refrigerant Flow (VRF) systems provide precise temperature control and energy efficiency. Our team specializes in installing and maintaining VRF systems for residential and commercial buildings.

WiFi Thermostats

Upgrade to a WiFi thermostat to enjoy remote control of your home’s temperature from anywhere using your smartphone.

Indoor Air Quality

Indoor Air Quality Services

Our indoor air quality services include air purifiers, filters, and other solutions to remove pollutants and allergens from your home’s air, improving health and comfort.

Air Quality Assessment

We offer air quality assessments to help you identify and address pollutants in your home’s air.

Dehumidifiers

Our dehumidifiers can help balance indoor moisture levels, preventing mold growth and improving overall air quality.

Humidifiers

If your home suffers from dry air, installing a humidifier can enhance your comfort by adding moisture to the air.

Air Duct Services

Air Duct Repair

If your ductwork is leaking or damaged, our air duct repair services can restore your system’s efficiency and improve indoor air quality.

Air Duct Maintenance

Ensure your ducts are clean and functioning optimally with regular air duct maintenance. This service helps remove debris and prevent blockages.

Air Duct Installation

For homes that need new ductwork, we provide professional air duct installation services to ensure efficient airflow throughout your home.

Air Duct Sealing

Leaky ducts can result in energy loss. Our air duct sealing services improve efficiency and comfort by sealing gaps in your ductwork.

Plumbing Services

Kitchen Plumbing Repair

From faucet leaks to major plumbing issues, our kitchen plumbing repair services can handle any kitchen plumbing issue.

Kitchen Plumbing Installation

We specialize in kitchen plumbing installations, providing everything from new sinks and faucets to full system setups.

Drain Cleaning

If you have clogged drains, our drain cleaning services will remove blockages and keep your plumbing system running smoothly.

Sewer Line Services

Our sewer line services include installation, maintenance, and repairs, ensuring your system functions properly and avoids costly backups.

Sewer Line Repair

If you are experiencing sewer line issues, our sewer line repair services will address the problem efficiently.

Sewer Line Installation

We offer professional sewer line installation for homes and businesses, ensuring proper waste management from the start.

Septic Tank Repair

Our team offers septic tank repair services to fix leaks, backups, and other issues, ensuring a long-lasting system.

Septic Tank Installation

We provide expert septic tank installation services for new construction homes or properties in need of an updated system.

Commercial HVAC & Plumbing

Commercial HVAC Services

Our commercial HVAC services include installation, repair, and maintenance to ensure your business remains comfortable and efficient.

Commercial VRF

We specialize in commercial VRF systems, offering energy-efficient climate control for large spaces.

Commercial Plumbing

We provide full-service commercial plumbing for businesses, including installation, repair, and ongoing maintenance.

Commercial Refrigeration

Our commercial refrigeration services include installation, repair, and maintenance to keep your refrigeration systems running smoothly.

Why Choose Wighton's Plumbing, Heating, and Air Conditioning for HVAC & Plumbing?

With over 70 years of service in San Luis Obispo, Wighton's Plumbing, Heating, and Air Conditioning has built a reputation for exceptional customer care and high-quality work. Our dedication to safety, cleanliness, and top-tier service is second to none. When you choose us, you benefit from:

Open since 1953 – the longest-running HVAC business along the Central Coast!
24/7 emergency services
Home Advisor Elite Service, 2021 Nextdoor Neighborhood Favorite, and 2022 Angi Super Service Award
Non-negotiable safety standards: Booties, facemasks, red carpet floor protectors, no smoking, no swearing, and we clean our way out of your home
The price we quote is the price you pay – no hidden fees
All our technicians are drug-tested, criminal background-tested, and driving record-checked
200+ hours of training per year to ensure our team is up-to-date with the latest industry standards

Schedule Your Service Today

At Wighton's Plumbing, Heating, and Air Conditioning, we’re dedicated to providing the best HVAC and plumbing services in San Luis Obispo, CA. Whether you need installation, repair, or maintenance, we have the experience and knowledge to get the job done right. Contact us today to schedule your service and experience the Wighton's Plumbing, Heating, and Air Conditioning difference.

Get In Touch

We had a clogged toilet, bathtub, kitchen sink. Fonzi assessed the situation and gave us options on how to find a solution that worked for us. He did this politely and spoke in terms we could relate to. We continue to be pleased with their service and honest evaluations. Highly recommend this company.

Carol J.

Jared showed up on time and was very professional with diagnosing our HVAC issues. He fixed wiring and checked electrical connections to ensure no shorting issues. He diagnosed an issue with our circuit board tripping the breaker. He had replacement parts on hand and fixed the issue in a timely manner. Very professional, would definitely recommend.

Laura J.

We were very happy with all of the staff, from the Comfort Advisor to the technicians and office support staff. The mapping of the new system was very thorough and important to the efficiency and performance of our new Heat Pump System, by expanding and adding air registers in the kitchen, bathroom en suite, and bedroom.

Valene M.

Carlos was great! He was very professional, did a great high-quality job, and went above and beyond for us. Seems like all plumbers are very busy right now, and our service was delayed by a day because he got caught up on another job. But after seeing the quality of the work he did, it was worth the wait.

Robyn A.

Luis and Silverio were very professional, knowledgeable, and efficient. They took extra measures that protect our home and cleaned any debris. I would rate them both as exceptional. Luis mentioned that someone from Wighton may come back to do a follow-up on their work. That gave me a lot of confidence.

Louis L.

Great service. Professional. The guys took a look. Quoted a price and were done and cleaned up in an hour. You get what you pay for! I’ve heard they are too expensive but it seemed fair considering the work done. Like I said though I could have found cheaper but who knows the quality? Not these guys! Quality!

Bruce G.

I had I believe James and Christian come help me with a shower drain. These guys really knew their stuff and I felt comfortable with them. They even helped me fix my smoker while they were here!!! Excellent job guys. You will be my go-to from here on out. Thank you!!!

Terry D.

Tried other so-called HVAC “professionals” to fix our issues but only Tim was able to take care of our situation. He exhibited his professional skills in diagnosing our problem and explained the repairs he was going to make to us in a manner that we could understand. Obviously knowledgeable and also very friendly.

James D.

Everyone we have interacted with has been the best. Polite, professional, responsive. We had a new water softener system installed, some plumbing redone, and water heater service. Everything was completed promptly and professionally. They are also fast to respond to inquiries. They provide great service and peace of mind. Very good service. We will use them again.

Don O.

David walked into a plumbing mess of epic proportions. One that many had been unwilling to help with based on the scope of work needed to be done. He could have chosen the path of least resistance, but he stayed at our place longer than he deserved to and evaluated every element of our problem.

Vanessa T.