Air Duct Sealing Service Near San Diego, CA

Schedule Your Air Duct Sealing

Three cartoon penguins dressed as workers stand beside the word "MAUZY" in large blue letters. Below, it lists: "Cooling • Heating • Plumbing • Electrical." The penguins wear blue uniforms and hats.

Sherlock Plumbing, Heating & Air Has Joined Forces with Mauzy Cooling, Heating, Plumbing & Electrical

Sherlock Air has officially joined forces with Mauzy Cooling, Heating, Plumbing & Electrical, combining two trusted Southern California home-services teams into a single powerhouse.

Sherlock is Here for All of Your Indoor Air Quality Needs!

Enjoy trusted expertise, fast response times, upfront pricing, and dependable service.

Upfront, Honest Pricing

Clear, transparent quotes with no hidden fees, surprises, or gotcha's.

Technicians You Can Trust

Licensed, certified professionals providing knowledgeable, reliable guidance.

Solutions for YOUR Home

We recommend only what you need, customized to your specific situation.

Fast, Reliable Service

Fully stocked trucks and flexible scheduling help get most repairs done the same day.

Close-up of HVAC ductwork in an attic, wrapped in reflective insulation and sealed with black duct tape at the joints, highlighting air duct sealing, with part of a person’s arm visible in the lower right corner.

Professional Air Duct Sealing Stops Energy Waste

Leaking air ducts lose conditioned air before it reaches your home, wasting energy and money on cooling costs. Professional air duct sealing service in San Diego, CA stops that waste immediately. The San Diego air duct sealing service experts at Sherlock Air locate leaks accurately and seal them properly. We use modern sealing techniques that work on all duct types and sizes. We test your system before and after sealing to verify improvements. We explain what we found and how sealing improves your efficiency. When you need air duct sealing service in San Diego, you’re getting technicians who understand ductwork systems.

Signs That Your Air Ducts May Require Air Duct Sealing Services

Excessive dust around your vents and throughout your home indicates your ducts are leaking and pulling unconditioned air from attics, crawl spaces, or walls. That air carries dust and contaminants into your home. Our San Diego air duct sealing service team can seal leaks to prevent dust infiltration. Professional air duct sealing in San Diego, CA reduces dust and improves air quality.

Rooms that don’t cool as well as others, or significant temperature differences throughout your home, indicate leaking ducts that lose conditioned air. Air escaping from unsealed ducts means less cool air reaches certain areas. Our San Diego air duct sealing service experts can locate and seal leaks. Professional air duct sealing in San Diego, CA provides consistent comfort everywhere.

A sudden or gradual increase in your energy bills often results from leaking ducts that waste conditioned air. Sealing those leaks immediately reduces waste and lowers your bills. Our San Diego air duct sealing service team can calculate energy savings from sealed ducts. Professional air duct sealing in San Diego, CA lowers your cooling costs significantly.

If family members experience increased allergy symptoms inside your home, leaking ducts may be pulling contaminated air from dirty spaces. This unfiltered air bypasses your system’s filters. Our San Diego air duct sealing service professionals can seal ducts to prevent contamination. Professional air duct sealing in San Diego, CA improves indoor air quality.

Visible mold growth inside your home, or musty odors from your vents, can indicate moisture entering through leaking ducts. Mold growth signals serious air quality problems. Our San Diego air duct sealing service team can seal leaks that allow moisture infiltration. Professional air duct sealing in San Diego, CA prevents mold and moisture problems.

Exposed wood ceiling beams with HVAC ductwork wrapped in reflective insulation and visible air duct sealing. Some electrical wiring is attached to the beams, highlighting attention to both HVAC sealing and system organization.

We Seal Ducts With Precision and Testing

Improper duct sealing fails to address all leaks or uses ineffective methods. We locate all leaks, seal them properly, and test your system to verify improvements. Your air duct sealing service gets done with professional attention to performance.

Exposed wooden roof trusses with shiny metal HVAC ductwork and spray foam insulation highlight the importance of proper HVAC sealing in a building under construction.

Get Started Today

Seal Your Air Ducts Today

Concerned about leaking ducts? Sherlock Air is the trusted choice for San Diego, CA air duct sealing service. Contact us today and let our experts seal your ducts and save energy.

Indoor Air Quality Offers & Service Specials

Enjoy trusted expertise, fast response times, upfront pricing, and dependable service.

Free Estimate

What you get from Sherlock Plumbing Heating & Air:

  • We’ll come to your home
  • Analyze your new whole-home dehumidifier installation needs
  • Present you with personalized solutions on what to do next
  • $50 Visa Gift card is presented once estimate is complete
  • Subject to qualifications
  • Financing options available!
  • 100% satisfaction guaranteed
  • NO service call fees. NO dispatch fees.
Call for Conditions & Restrictions / Present Coupon at Time of Service / Not Available to Combine with Other Offers

Free Estimate

What you get from Sherlock Plumbing Heating & Air:

  • We will come to your home
  • Provide a comprehensive report on the replacement
  • Present you with personalized solutions on what to do next
  • Financing Options Available!
  • 100% satisfaction guaranteed
  • NO service call fees. NO dispatch fees.
  • $50 Visa Gift card is presented once estimate is complete
  • Subject to qualifications
Call for Conditions & Restrictions / Present Coupon at Time of Service / Not Available to Combine with Other Offers

$89

$49

What you get from Sherlock Plumbing Heating & Air:

  • We’ll come to your home
  • Diagnose the problem with your air ducts
  • Provide a comprehensive report on the problem
  • No service call or dispatch fees only waived if repair is performed same-day
  • Present you with personalized solutions on what to do next
  • If we do the work we’ll waive the diagnostic charge!
  • 100% satisfaction guaranteed
  • NO service call fees. NO dispatch fees.
Call for Conditions & Restrictions / Present Coupon at Time of Service / Not Available to Combine with Other Offers

$79

What you get from Sherlock Plumbing Heating & Air:

  • We’ll come to your home
  • Inspect your home’s indoor air quality
  • Present you with a comprehensive report with our findings
  • 100% satisfaction guaranteed
  • NO service call fees. NO dispatch fees.
Call for Conditions & Restrictions / Present Coupon at Time of Service / Not Available to Combine with Other Offers

Our Most Recent Reviews

Check out our most recent reviews, and then call us for service!

Adrienne Durfey profile picture
Adrienne Durfey
02:35 29 Dec 25
Got our bathroom shower drain unclogged for an amazing price. He was done in 20 minutes. Would definitely call Eduardo and Mauzy Plumbing again for any future needs
Jaylee Howard profile picture
Jaylee Howard
17:17 27 Dec 25
Had a clogged sink. Eduardo was very nice and walked me through the process. He did a great job and satisfied with his service.
Faze profile picture
Faze
00:17 27 Dec 25
He was great. Very nice and friendly and got the job done quickly!
Bella Tesoro profile picture
Bella Tesoro
20:02 26 Dec 25
Arturo was awesome and solved our issue quickly. He was very friendly and efficient. Highly recommend.
larry estis profile picture
larry estis
19:17 24 Dec 25
Great company angel is a very good and helpful plumber.
Edwardo did a plumbing job in my kitchen. Super efficient. Clearly knew exactly what was needed and did it. Very careful clean and organized. He was also extremely good at explaining what and why he was doing specific steps. In addition he pointed out a few other areas that may be issues in the future for me to keep an eye on. Lastly, Edwardo was pleasant and easy to talk with, a genuine nice guy.
Barbara Taylor profile picture
Barbara Taylor
23:39 13 Nov 25
I had the nicest experience today with Arturo the tech. He was so darned cheerful & nice from his introduction and then on to being very professional. He provided fast service and took the time to explain about plumbing and your service.
He’s really a very nice person and I appreciate having someone like him come into my home.
Diana Holt profile picture
Diana Holt
00:59 06 Nov 25
We had a whole house water filtration system installed . Jace did a terrific job and explained everything he did. He also fixed my tankless water heater that was having an error code that was not completely addressed in the owners manual after I tried to fix it myself. I would recommend Jace and Mauzy to my friends and neighbors. I’m very satisfied!
Siobhán profile picture
Siobhán
23:07 30 Oct 25
This is the second time I have used Mauzy plumbing. My plumber Eduardo, was an absolute professional. He was incredibly good at his work, went above and beyond. Eduardo was so friendly, helpful and communicative. He took care to do the job to the highest standards. I highly recommend the company because of Eduardo and the staff at the office. Thank you.
Angela McCollum profile picture
Angela McCollum
16:44 17 Oct 25
Wilbur, our technician, was fantastic! He fixed our backed up drain very quickly and very thoroughly! He also gave us other options for a more permanent fix, which we will certainly do in the near future. The price was amazing and overall a great experience! We will definitely be using your company again! I am thrilled to find a reliable, Knowledgeableand trustworthy plumber.
A blue badge displaying the Better Business Bureau (BBB) torch logo, the words "Accredited Business," and an "A+" rating in a white font on a blue circular background.
The ACCA logo features three stylized blue waves above the large blue letters "ACCA." Below, the text reads "Air Conditioning Contractors of America.
Nexstar Network logo with a stylized orange star above the text "Nexstar network" in blue font. The “X” has a swoosh element that arcs up to the star.
A badge with the HomeAdvisor logo and text reading "Top Rated" above four orange stars, representing a top rating distinction.
Blue logo with the word "Pearl" below a stylized house roof, including a chimney and a circular window in the center under the roof peak.