A-1 Guaranteed Heating & Air, Inc. Delivers
Comfort Without Compromise to Berkeley

Living in Berkeley is like riding a temperature rollercoaster. The climate’s chameleon act demands a versatile HVAC partner, and that’s where we step in.

As Berkeley’s seasoned heating and cooling experts, we take the satisfaction and safety of our customers seriously. For over two decades, we’ve tamed the region’s fickle climate, developing personalized solutions for homes and businesses to keep Berkeley comfortable.

Why Do So Many People in Berkeley Choose A-1 Guaranteed?

When you trust our team for your home comfort needs, you can take advantage of money-saving opportunities like state rebates through Tech and BayRen, along with federal rebates through the 25c IRA.

A-1 Guaranteed is a Green-Certified business, and we are one of the first companies offering electrification in the state. Our customers return to us time after time for several reasons:

• Climate Expertise: Our technicians are adept at deciphering Berkeley’s climate intricacies and demands. We understand the nuances of summer warmth, winter chills, and everything in between. That means recommending the perfect system for your unique needs, not just the latest fad.
• Cutting-Edge Comfort: We don’t expect our customers to settle for yesterday’s tech, so we don’t, either. From high-efficiency marvels to smart home integration, we offer the latest advancements to keep you cozy and save you money.
• Constant Care: Unforeseen issues can disrupt your comfort at any time. That’s why we’re here, 24/7, with comprehensive maintenance plans and emergency repair services. Your comfort is our priority, no matter the season.

A-1 Guaranteed is your one-stop shop for complete home comfort:

Air Quality

We replace air ducts for optimal air quality and circulation, saving you money on energy bills.

Windows 

Let the sunshine in without sacrificing warmth! We install energy-efficient windows that boost your home’s beauty.

Berkeley HVAC

From maintenance to replacement, our team tackles all your heating and cooling needs, big or small.

Tankless Water Heaters

Ditch the bulky tank and move to endless hot water with our tankless water heater installations.

Energy-Efficient Insulation

Stay comfortable year-round and save energy with our top-notch insulation services.

Contact A-1 Guaranteed Heating & Air, Inc. Today

Ready to ditch the climate coaster and discover comfort nirvana? Contact A-1 Guaranteed today for a free consultation and estimate. We’ll craft the perfect indoor environment for your Berkeley home or business.

Call us at (888) 421-2473 to discuss how we can help you.