FREE Diagnostic with any HVAC repair
Get a complete system diagnostic at no cost when you book any HVAC repair service.
Offer available for a limited time and may be canceled or changed without notice. Not valid with other promotions.
A plumbing problem in your home demands quick action from someone who knows exactly what they’re doing and can fix it right.
Schedule Your Plumbing Repair
Sherlock Air has officially joined forces with Mauzy Cooling, Heating, Plumbing & Electrical, combining two trusted Southern California home-services teams into a single powerhouse.
Enjoy trusted expertise, fast response times, upfront pricing, and dependable service.
Clear, transparent quotes with no hidden fees, surprises, or gotcha's.
Licensed, certified professionals providing knowledgeable, reliable guidance.
We recommend only what you need, customized to your specific situation.
Fully stocked trucks and flexible scheduling help get most repairs done the same day.
The Guajome area’s semi-rural character in North County creates plumbing conditions that fall between suburban San Diego and more remote rural properties. Larger lots mean longer supply runs and more pipe in the ground, which increases the likelihood that soil movement, tree roots, or ground settling will eventually create a problem on a buried line. Older ranch-style homes in the area have plumbing that hasn’t seen consistent professional maintenance, and components that were installed 30 or 40 years ago are at the age where failures become more common. The Guajome Lake area and the moisture it introduces to the surrounding soil creates conditions where pipes buried near the water table corrode faster than pipes in drier terrain. Sherlock Plumbing, Heating and Air has served the Guajome area and North County since 2002. Upfront pricing, same-day service, and a Happiness Guarantee.
Guajome properties near the lake sometimes see ground conditions that shift seasonally as soil moisture levels change. Buried supply lines in those areas can develop leaks that aren’t related to the age of the pipe itself. Sherlock diagnoses the cause before recommending the repair approach.
Sherlock was started in 2002 and is still family-owned and operated. For homeowners in Guajome, that means working with a local company whose reputation in San Diego County is built on two decades of individual jobs done well. The 4.9-star average across more than 4,200 Google reviews is the record of those jobs.
Most Guajome calls get handled the same day. Our phones are answered 24/7 for customers with urgent situations. Call any time.
The Sherlock Smart Membership covers two annual HVAC tune-ups, 15% off service repairs and indoor air quality products, a $0 dispatch fee, a No Breakdown Guarantee, and a credit of up to $500 toward a future system replacement. At $19.99 a month it covers both HVAC and plumbing needs. Ask about current membership benefits when you call.
Plumbing problems get worse when you wait, so don’t delay getting help. Contact Sherlock Air today to schedule your plumbing repair service in Guajome and solve your issue before it causes more damage.
Enjoy trusted expertise, fast response times, upfront pricing, and dependable service.
FREE
FREE Diagnostic with any HVAC repair
Get a complete system diagnostic at no cost when you book any HVAC repair service.
Offer available for a limited time and may be canceled or changed without notice. Not valid with other promotions.
$99
$99 Water Heater Flush
Keep your water heater running efficiently and extend its lifespan with a professional flush for just $99.
Expires: 4/30/26
Credit applies to labor and/or materials only. Not valid on diagnostic fees, maintenance plans, memberships, or prior services. Must be presented at time of service. Limit 1 per household. Cannot be combined with other offers, discounts, or promotions. No cash value. Restrictions may apply.
Check out our most recent reviews, and then call us for service!










You shouldn’t feel anxious about calling a plumber because you’re worried about hidden charges or unnecessary repairs. We inspect your system thoroughly, explain what we find in straightforward terms, and give you the facts before we start any work. We charge fairly for quality service and we never push repairs you don’t actually need. You’ll always know what you’re paying for and why.
Sherlock provides upfront pricing before any work begins. The price is clear before any work starts.
Likely yes. Properties near Guajome Lake sit in soil that holds more moisture than typical San Diego terrain, and that moisture environment accelerates corrosion on buried copper fittings. Ground that shifts seasonally as moisture levels change also puts stress on buried pipes that doesn’t relate to the age of the pipe itself. Sherlock diagnoses the cause before recommending the repair approach.
Most calls get handled the same day. Our phones are answered 24/7 for customers with urgent situations.
An unexplained water bill spike usually means a buried leak somewhere between the meter and the home. Sherlock handles leak detection for underground supply line leaks on larger properties where the leak location isn’t obvious from surface inspection.