Solar installers live and die by word-of-mouth and online reputation. A single five-star review can be worth thousands in qualified leads, while a string of mediocre ratings will tank your close rate faster than a cloudy forecast. Here's how to systematically build the review engine that turns installations into testimonials and testimonials into contracts.
Why Reviews Matter More for Solar Than Other Trades
Solar is a high-ticket decision. Homeowners spend $15,000–$40,000 on a system and won't pull the trigger without proof that you deliver. Unlike HVAC or plumbing, where trust builds quickly through repair urgency, solar buyers research for weeks. They read reviews obsessively because they're comparing installers side-by-side and trying to avoid getting locked into a bad contract.
A study from the solar industry found that 87% of homeowners check Google reviews before requesting a quote. Your review count and star rating directly influence whether someone even calls you.
Build Review Collection Into Your Install Process
The best time to ask for a review is 30–45 days after system activation, when the customer sees their first electric bill and the system is performing as promised. Waiting six months means momentum dies and the installation fades from their mind.
Create a simple post-install checklist:
- Day 1–7: Follow-up email with system orientation and performance tips
- Day 30–35: Phone call or text asking how they're enjoying the system
- Day 40: Send a review request link (Google, Trustpilot, or both) with a one-paragraph template they can customize
Keep the template short: "What was your experience with [Company Name]? How has your system performed? Would you recommend them?" People will adapt it naturally; you're just lowering the friction.
Make Review Requests Effortless
Send a direct link, not instructions. "Click here to leave a review on Google" beats a two-sentence explanation. For Google, generate your review link through Google My Business. For other platforms, use URL shorteners to make desktop and mobile links identical.
Text works better than email for the actual request. Emails sit unread; texts get opened within two hours. A simple message works: "Hi [Name], we'd love to hear how you're enjoying your solar system. Takes 60 seconds to leave a review here: [link]. Thanks!"
Expect a 5–10% response rate on review requests if you ask 50 recent customers; that's normal. Don't get discouraged. Consistency compounds.
Respond to Every Review, Positive and Negative
Every response you write teaches algorithms (and potential customers) that you care. Google's algorithm favors businesses that actively engage with reviews.
For five-star reviews, keep it brief: "Thanks so much, [Name]! We loved working with you. Enjoy those lower electric bills!" Personalize with one specific detail from their install if possible.
For one- or two-star reviews, respond within 24 hours without being defensive. Acknowledge the specific complaint, explain what went wrong or could have been misunderstood, and offer to resolve it offline: "We're sorry to hear about the scheduling confusion. That's not our standard. Let's chat—we'd like to make this right. Can we call you tomorrow?"
Negative reviews often come from communication gaps, not technical failures. Public responses that show you're responsive can actually improve your reputation relative to competitors who ignore complaints.
Incentivize (Legally)
You can't pay for reviews directly—it violates platform policies. But you can offer a legitimate incentive for honest feedback without tying it to star rating.
A reasonable approach: "Leave a review for a chance to win a $100 Visa gift card." You're not conditioning the reward on a five-star rating; you're rewarding participation. Disclose that reviews are voluntary and reviews are valued regardless of rating.
This usually bumps response rates to 12–18%. Run the promotion once quarterly.
Track and Measure
Use a simple spreadsheet: install date, customer name, review request date, review received (yes/no), star rating. After 50 installations, you'll see whether your 30-day timing works or if 45 days performs better. You'll know whether text or email drives higher conversion.
Once you've built consistent momentum with reviews, make sure you're visible where customers look for solar installers. Listing on platforms like Mercoly helps you get found, win leads, and sell your installation services to qualified buyers actively seeking your expertise.
Frequently Asked Questions
Q: How many reviews do I need before they actually influence customer decisions? A: Fifteen to twenty five-star reviews is a tipping point. Below that, most installers look similar. Above 25, your profile stands out on search results and comparison pages.
Q: What if a customer leaves a false or unfair review? A: Request removal through the platform first (Google and Trustpilot have dispute processes). If it stays, respond professionally and publicly—potential customers will see your level-headed rebuttal.
Q: Should I ask for reviews before the system is fully activated and monitored? A: No. Wait 30–45 days so the customer has real data and performance to comment on, not just installation experience.
Start collecting reviews this week—pick three recent installs and send them requests today.