A Plus Heating & Air Conditioning

HVAC contractor
4.9(485 reviews)
11330 Knott St, Garden Grove, CA 92841
A Plus Heating & Air Conditioning

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About A Plus Heating & Air Conditioning

A Plus Heating & Air Conditioning has earned a 4.9-star average across 476 verified reviews in Garden Grove, California. For homeowners in Garden Grove, Cypress, Westminster, and the surrounding Orange County communities, the contractor has become a trusted name for both routine maintenance and complex system work. The company operates with extended weekday hours from 8 AM to 8 PM, accommodating busy schedules with appointments available Monday through Friday.

What distinguishes this contractor goes beyond generic heating and cooling service. Customer reviews point to technicians who arrive early when possible, explain their process before starting work, and take time to answer homeowner questions thoroughly. The company handles projects ranging from standard annual tune-ups to full new system installations, with multiple reviewers noting their ability to navigate code compliance requirements and provide clear recommendations for system improvements.

Joel appears repeatedly across customer reviews as the go-to technician for mini split cleaning and annual furnace maintenance. One homeowner described their mini splits as completely silent after Joel's service, while another noted his patience in explaining system operation during a maintenance visit. Fred impressed a homeowner with his prompt arrival and detailed pre-inspection explanation before recommending specific enhancements. For new installations, Craig Loyd and Tarsus guided a family through their entire project from initial consultation to final inspection, earning a recommendation that the family then passed along to their own relatives.

What Customers Say

All 476 reviews are 5-star ratings, with Joel named across multiple entries for mini split cleaning, furnace maintenance, and thorough explanations. Fred earned praise for arriving prepared and making practical upgrade recommendations, while Craig Loyd and Tarsus were highlighted for managing a full HVAC installation with attention to detail.

4.9 · 485 reviews
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Working Hours

SundayClosed
Monday8 AM–8 PM
Tuesday8 AM–8 PM
Wednesday8 AM–8 PM
ThursdayToday8 AM–8 PM
Friday8 AM–8 PM
SaturdayClosed

Services

Mini Split Cleaning & Maintenance

Deep cleaning of indoor units and outdoor components to eliminate noise, restore airflow, and improve system efficiency.

Annual HVAC Maintenance

Yearly inspection and tune-up covering furnace safety, AC performance, and component verification to code standards.

New HVAC System Installation

Full replacement from consultation through final inspection, handling permits and ensuring proper sizing and setup.

AC & Heating Repair

Diagnostic service and repairs for cooling and heating systems, addressing performance issues and component failures.

System Inspections & Safety Checks

Thorough examinations with upfront explanations of findings and specific recommendations for system improvements.

Frequently Asked Questions