Turning website visitors into solar leads
Founder, Glenn Halpin
2 July 2026 · 7 min read
Well over ninety in every hundred visitors leave an installer site silently. Here is why they leave, what actually captures them, and why answering fast is the most winnable advantage in the trade.
Getting traffic to an installer's website is only half the job, and honestly, it is the easier half. The harder truth is what happens next: the overwhelming majority of visitors leave without ever telling you they were there. No call, no form, no trace. This guide is about that silent majority, why they leave, and how the best installer sites turn a meaningful share of them into named, qualified leads.
The maths of the leak
Put honest numbers on it. Unbounce's benchmark data puts the median conversion rate of dedicated, purpose-built landing pages at around 6.6%, and ordinary service websites typically convert far less, a few visitors in every hundred. Call it what it is: on a typical installer site, well over ninety in every hundred visitors walk away. Now weigh that against what each one could be worth. A solar job is a multi-thousand-euro sale in a market that just did over 34,000 grant-aided home installs in a single year. Every visitor who leaves silently is not a statistic, it is a quote you never got to give.
Why they leave: the form is a bad deal
The standard installer website makes one offer: a contact form. Think about that deal from the homeowner's side. They are early in their research, curious what solar would do for their bill, not ready to talk to anyone. The form asks for their name and number and offers them, in return, a sales call. For the 90-odd percent who are not ready to buy this week, that is a terrible trade, so they take their curiosity to Google instead and you never hear about it.
The fix is to change the deal: give value first. Answer the question they actually arrived with, what would solar do for my house, on the spot, in exchange for the details that make them a lead.
What actually captures them
- An instant, personal answer. An interactive calculator that takes their Eircode and a few honest questions about their home, and gives back a real figure for their roof, is the strongest value exchange an installer site can offer. It is the difference between "contact us" and "see what your house would save". One is homework, the other is irresistible.
- Qualification built into the capture. The questions the calculator asks, roof, usage, EV or heat pump, motivation, are the same ones you would ask on the phone. So what lands with you is not a bare phone number but a pre-qualified enquiry with the discovery already half done.
- Low-friction routes for the ready ones. A tap-to-call number and a short form still matter for the minority who want to talk today. The mistake is offering them the only door, not a door.
- Trust at the point of asking. People hand over their details at the moment the page feels credible: SEAI registration visible, real reviews, a real person named. The .IE research on consumer trust applies double at the exact moment of the form.
Capture is half. Speed is the other half.
A captured lead is milk, not wine, and the research on this is brutal. The MIT-linked lead response study found sales teams were about 21 times more likely to qualify a lead when they responded within five minutes rather than thirty. Harvard Business Review's audit of over two thousand firms found those who responded within an hour were nearly seven times likelier to qualify the lead than those who waited even an hour more, and, remarkably, that 23% of companies never responded at all. The average business response time ran to more than a day.
For a one-van operation, that is the single most winnable advantage in this whole guide. You do not need a call centre, you need the lead to reach your pocket the moment it lands, and a first touch that goes out immediately, even if the proper conversation happens that evening. In a market where a quarter of businesses never reply, simply being fast makes you remarkable.
Close the loop or you are guessing
Finally, measure it. How many visitors, how many became leads, how many leads became surveys, how many surveys became jobs. Four numbers, once a month. Without them you cannot tell whether a quiet month is a traffic problem, a capture problem or a follow-up problem, and you will fix the wrong one. With them, the leak shows you exactly where to look.
Where Caolú comes in
This is precisely the machine our Websites & Leads service builds: a site that earns the visit, a Solar Calculator that gives homeowners an instant answer for their own roof in exchange for a qualified enquiry, and every lead landing straight in your app, on your phone, the moment it happens, with the homeowner's details and answers attached. You pay per qualified lead, not per promise, and the monthly report gives you the four numbers that matter.
Sources
This guide is grounded in the following sources, checked at the time of writing.
- The Short Life of Online Sales Leads — Harvard Business Review, March 2011
- The Lead Response Management Study — InsideSales / MIT
- What is the average landing page conversion rate? — Unbounce, Q4 2024 data
- Consumers are more trusting of businesses that have a website — .IE, the national domain registry
- Record year for home solar PV installs in Ireland in 2025 — Solar Power Portal, 2026
Questions installers ask about leads
How many of my website visitors should be enquiring? +
Benchmarks vary by how you measure. Unbounce puts the median conversion of dedicated landing pages at about 6.6%, and ordinary service websites typically run well below that, a few visitors in every hundred. Whichever benchmark you take, the blunt version is the same: the overwhelming majority of the people who visit an installer site leave without a trace. The job is to shrink that number.
Why do visitors leave without enquiring? +
Mostly because a contact form is a bad deal for someone at the research stage. They are curious, not committed. Fill in a form and what do they get? A sales call. Give them something genuinely useful in exchange, an instant estimate for their own roof, a savings figure, a grant answer, and a share of that silent majority will happily introduce themselves.
What makes a good solar lead magnet? +
Something that answers the question they actually came with: what would solar do for my house and what would it cost me. An interactive calculator that takes their Eircode and usage and gives real, local figures beats a generic brochure download by a mile, and the details they enter make them a qualified lead, not just an email address.
How fast do I need to respond to a lead? +
Faster than feels natural. The classic MIT-linked response study found you are about 21 times more likely to qualify a lead if you make contact within five minutes rather than thirty. Harvard Business Review found firms responding within an hour were nearly seven times likelier to qualify the lead than those who waited even a second hour, and that 23% of companies never responded at all. Most of your competitors are slow. That is your opening.
Are website leads not just tyre-kickers? +
Some are, which is why qualification matters more than volume. A lead that arrives with their Eircode, roof details, usage pattern and motivation attached is not a tyre-kicker, it is a homeowner who spent five minutes telling you about their house. The quality problem is usually a capture problem: a bare name-and-number form invites tyre-kickers, a proper questionnaire filters them.
Should I buy leads instead? +
Bought leads from generic platforms are usually sold to several installers at once, so you are in a price race from the first phone call. A lead captured on your own website asked for you. If you do pay per lead, pay for exclusive, qualified ones, know exactly what qualified means, and compare the cost against what a closed solar job is worth to you.