Your Trusted HVAC & Water Heater Specialists Modesto and Beyond Since 1997

At A1 Zuzu Plumbing Heating and Air, we’ve been proudly serving Modesto and surrounding communities for over 25 years. As a family-owned and locally operated business, we specialize in both residential and commercial HVAC services, — including heating, air conditioning, and water heater installation and maintenance. Whether you need emergency A/C repair, a new furnace installation, or routine maintenance, our experienced technicians are ready to help. In fact, we’re known for our fast response times, honest pricing, and quality workmanship — because your comfort is our top priority. We serve homeowners and businesses throughout Modesto, Riverbank, Livermore, and surrounding areas. No matter the size of the job, we aim to exceed expectations and deliver service you can rely on. Let us help you stay comfortable year-round. Your local HVAC and water heater experts are just a call away.

Our Services

HVAC Services: – Air Conditioning Repair & Installation – Furnace Repair & Maintenance – Thermostat Installation & Calibration – Ductwork Inspection & Cleaning Water Heater Services: – Tank & Tankless Water Heater Installation – Water Heater Repair & Maintenance – Energy-Efficient Upgrades Additional Services: – Indoor Air Quality Solutions – Emergency HVAC Repairs – Preventative Maintenance Plans

Why Choose Us?

At A1 Zuzu Plumbing Heating & Air, we’re more than just HVAC experts—we’re your neighbors. We’ve proudly served the Modesto area since 1997 with a commitment to honest work, reliable solutions, and long-term customer satisfaction.

What Sets Us Apart:

Over 25 Years of Local Experience
Fully Licensed & Insured Technicians
Fast, Reliable, and Affordable Service
Customer Satisfaction Guaranteed
Emergency Services Available

In other words, we treat every home like it’s our own.

How We Work?

Over the years, we’ve built a reputation for dependable, high-quality HVAC services. From start to finish, we bring experience, precision, and care to every job — whether it’s a seasonal tune-up or a full system replacement.

If your heater or air conditioner isn’t running right, don’t wait. Instead, give us a call for fast and affordable service. We proudly serve Modesto, Riverbank, Livermore, and nearby areas — with transparent pricing and a team you can trust.

Give us a call today to schedule your service or request a free quote!