Compare Local Pros
Green Air Heating And Air Conditioning vs Sol R Us
Contra Costa Solar Contractors Comparison · Updated March 2026
Green Air brings 18 years of experience handling complex multi-system energy projects, while Sol R Us offers 5 years focused specifically on solar installations with competitive pricing.
| Green Air Heating And Air Conditioning | Sol R Us | |
|---|---|---|
| Rating | ★ 4.6 | ★ 4.8 |
| Years Licensed | 18 years | 5 years |
| License # | 916517 | 1077212 |
| Workers' Comp | ✓ Yes | ✓ Yes |
| Bond Amount | $25,000 | $25,000 |
| Location | Concord, CA | Concord, CA |
| Website | www.gogreenair.net | solrusengineering.net |
Key Differences
What Customers Say
Green Air Heating And Air Conditioning
Customers consistently mention Green Air's detailed technical explanations during complex multi-system projects and their ability to handle large-scale energy installations involving solar, battery, and HVAC integration.
Sol R Us
Customers emphasize Sol R Us's transparent pricing approach, careful attention to roof work during installations, and straightforward technical discussions without typical sales pressure.
Key Takeaway: Green Air receives feedback centered on managing complex, multi-component energy projects, while Sol R Us feedback focuses specifically on the quality and transparency of focused solar installations.
Customer Reviews
Green Air Heating And Air Conditioning
11 out of 10 stars! Green Air delivered on every level—comfort, sustainability, and pure happiness. We were struggling with a broken Dyvak system that left our home feeling stale, unevenly heated, ...
This review related to solar panels, battery storage, HVAC, and roof replacement (yes, crazily did all four). We decided last year to get a solar and battery backup due to frequent brownouts and blac...
I was at Lowe’s in Concord buying lumber and needed help in lowering the plywood from a high rack Mark of Green Air was also there to purchase the same plywood. We partnered up and managed to get th...
Sol R Us
SOL R US Electrical Engineering Review Our experience with SOL R US was excellent from start to finish. Daniel, Chris, Jessica and their in-house crew of Electricians and Roofers are all amazing peop...
I was very satisfied with this install. It's been a year with no issues. Reliable customer service and on site electrician was good. The installation team knew how to walk on our old tile roof and bro...
Very well planned system and execution. The team is open, transparent, proactive, and professional. I had about 8 different offers, and while this system was the most expensive, the cost per kw was...
Consider Green Air Heating And Air Conditioning if...
- ✓ Your project involves integrating solar with existing HVAC systems, heat pumps, or ductwork modifications that require coordinating multiple trades and energy systems under one contractor.
- ✓ You're planning a comprehensive home energy overhaul where 18 years of experience diagnosing older home infrastructure could prevent costly surprises during installation.
- ✓ You value working with a veteran contractor who has navigated nearly two decades of permitting changes, technology evolution, and complex system integrations.
- ✓ You need ongoing maintenance and service for both your HVAC and solar systems from a single provider with established long-term operational history.
Consider Sol R Us if...
- ✓ Your project is a straightforward solar installation or battery addition without HVAC integration, where Sol R Us's specialized focus and competitive pricing may deliver better value.
- ✓ You prioritize transparent pricing details and want to avoid traditional sales approaches, as customers consistently note Sol R Us's straightforward technical explanations.
- ✓ You're concerned about roof integrity during installation, as feedback specifically highlights their crews' careful work and attention to roofing details.
- ✓ You prefer working with a contractor whose entire business model centers on solar installations rather than a company that added solar to existing HVAC services.
Questions to Ask Before Hiring
- → Ask both companies about their experience with your specific roof type and age, particularly how they handle mounting on tile, composition, or older roofing materials.
- → If your project involves integrating solar with HVAC or battery systems, ask Sol R Us how they coordinate with HVAC specialists, and ask Green Air about their solar installation volume compared to their HVAC work.
- → Request references from projects completed in the last 18 months that match your system size and complexity, including any that required engineering approvals or additional structural work.
- → Ask about their warranty service response times and whether they maintain dedicated crews for post-installation issues versus using subcontractors.
The Bottom Line
If your project involves integrating solar with HVAC systems or you're planning a comprehensive home energy upgrade, Green Air's 18 years of experience and multi-system expertise make them the stronger choice despite potentially higher costs. Their veteran status provides insurance against complications that arise when working with older home infrastructure. However, if you need a straightforward solar installation or battery addition without HVAC integration, Sol R Us offers focused solar expertise with transparent pricing and careful installation practices that may deliver better value. Their 5 years in business is sufficient for standard residential solar work, and their specialized model with in-house crews specifically trained for solar installations serves that purpose well.
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Frequently Asked Questions
Green Air's advantage appears when your project involves integrating solar with heating and cooling systems, requiring coordination between energy generation and home comfort systems. Sol R Us's specialized focus benefits straightforward solar installations where their entire operation, including in-house electricians and roofers, is built specifically around solar work. If you're only installing solar panels without HVAC modifications, Sol R Us's focused expertise and competitive pricing may serve you better.
For uncomplicated installations on newer homes with updated electrical panels and solid roofs, the experience gap matters less. However, that 13-year difference becomes significant when installations encounter older electrical systems requiring panel upgrades, roof structural concerns, or permit complications. Green Air has navigated nearly two decades of building code changes and technology transitions, providing deeper institutional knowledge for problem-solving when installations don't go as planned.
Green Air has documented customer feedback specifically mentioning Tesla Powerwall installations as part of comprehensive energy projects, suggesting established experience with these systems. Sol R Us handles battery storage additions but their feedback focuses more broadly on solar storage systems. If you're specifically planning a Tesla Powerwall integration with HVAC coordination, Green Air's documented track record gives them an edge.
Both companies handle system expansions and customers report returning for additional work. Sol R Us has specific feedback about system expansions and battery additions to existing solar arrays. Green Air's customers mention using them for multiple projects over time, though feedback emphasizes multi-system installations rather than solar-only expansions. Ask both companies about their experience expanding systems originally installed by other contractors if that applies to your situation.
Looking for the Best?
See our ranked list of top solar contractors in Contra Costa.
Other Contra Costa Solar Contractors Comparisons
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Green Air Heating And Air Conditioning
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West Coast Solar
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Green Air Heating And Air Conditioning
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High Definition Solar
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How We Compare Contractors
License Verification
All license data is sourced from official California CSLB records and verified regularly.
Review Analysis
Customer reviews are aggregated from Google and analyzed to identify patterns in service quality.
Detailed Comparison
We analyze credentials, insurance, experience, and feedback to highlight meaningful differences.
Not all licensed contractors are created equal. While a valid license is the baseline requirement in California, contractors can vary significantly in experience, insurance coverage, and customer satisfaction.
- Experience matters: A contractor with 15+ years of experience has likely encountered and solved problems that newer contractors haven't faced yet.
- Workers' compensation protects you: If a contractor without workers' comp insurance has an employee injured on your property, you could be held liable.
- Reviews reveal patterns: Individual reviews can be misleading, but patterns across many reviews often reveal a contractor's true strengths and weaknesses.
- Bond amounts vary: A contractor's bond provides financial protection if they fail to complete work as agreed. Higher bonds offer more protection.
Taking time to compare contractors on these factors can save you from costly mistakes and help ensure your project is completed by a qualified professional.
Data Sources: License information from California CSLB. Ratings and reviews from Google. Last verified March 08, 2026.
This comparison is based on publicly available information. We recommend getting multiple quotes and verifying all credentials directly before hiring.
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