Tutorials · May 11, 2026 · 13 min read · By BJ, Nashville TN Roofer & Founder

Solar Roofing for Contractors: Integration and Upselling Guide

Solar is a major opportunity for roofing contractors. Here's how to capitalize on it.

Solar Roofing for Contractors: Integration and Upselling Guide ☀️

Solar isn't just for dedicated solar installers anymore. Roofing contractors across the country are adding solar services—either through referral partnerships or direct installation—and adding significant revenue per job. If you're not at least having the solar conversation with every roofing customer, you're leaving money on the table.

This guide covers the practical options for integrating solar into your roofing business, from simple referral programs to full installation certification.

Why Roofing Contractors Are Perfectly Positioned for Solar

Here's the thing: a solar installation always starts with the roof.

Before any solar company installs panels, someone has to assess the roof's condition, age, and structural capability. That's you. You're already on the ladder. You already have the relationship with the homeowner. And you already understand the roof system better than any solar company ever will.

Solar contractors know this, which is why every major solar installer is actively looking for roofing partners. They need someone who can:

• Assess roof condition before panel installation
• Replace or repair aging roofs (solar companies don't want to pull and reset panels)
• Handle warranty coordination between the roof and the solar system

You have leverage here. Use it.

Option 1: Referral Partnership (Lowest Barrier to Entry)

Best for: Contractors who don't want to get into solar installation but want to monetize the opportunity.

The referral model is simple:

1. You partner with a reputable local or national solar installer
2. When customers ask about solar (or you spot a good candidate), you refer them
3. You receive a referral fee—typically $200–$800 per closed solar deal, sometimes more

How to set it up:

Contact 2–3 solar companies in your area and ask about their contractor referral program. Most solar companies are eager for roofer referrals because:

• Roofing customers already own their homes
• They're making home improvement decisions
• You've pre-qualified them with your presence

Negotiate your referral fee upfront. Get it in writing. And track every referral you make.

The right approach on the job site:

After your roof assessment, if the home has good solar potential (south-facing, minimal shading, decent roof age), simply say:

> "Your roof is in great shape. Just so you know—this is also a really good candidate for solar panels. Would you like me to connect you with someone I trust? There's no obligation, they'll just run the numbers for you."

About 20–30% of homeowners will say yes. Even one closed deal per month at $400 referral fee = $4,800/year in passive income.

Option 2: Roofing + Solar Bundle (Partnership Install Model)

Best for: Contractors who want a deeper partnership without getting solar-certified.

In this model, you work directly with a solar installer as a preferred roofing partner. When they identify a roof that needs replacement before solar installation, they call you. When your customers want solar, you pass them to the partner.

The bundle approach often benefits both parties:

• For you: You get referrals from a solar company who's actively identifying roofing needs
• For them: They get a trusted roofer for pre-installation prep work
• For the homeowner: One coordinated project instead of two separate contractors

Some roofing contractors in this model can get 20–30 additional roofing jobs per year just from their solar partner's pipeline.

How to structure the partnership:

• Agree on referral fees going both directions
• Coordinate scheduling (roof first, solar after)
• Consider co-branded marketing materials
• Set clear expectations on quality and communication

Option 3: Full Solar Certification (Install-It-Yourself)

Best for: Contractors who want to capture the full solar revenue and have the capital to invest.

Going all-in on solar means your company does both the roofing and the solar installation. This requires:

Licensing and Certification

• NABCEP (North American Board of Certified Energy Practitioners): The gold standard for solar certification. Requires coursework, experience hours, and an exam.
• State electrical license: Required in most states for solar installation
• Manufacturer certifications: LG, SunPower, Tesla, and others have installer programs

Equipment

• Racking and mounting systems (Unirac, IronRidge, etc.)
• Inverters (SolarEdge, Enphase are market leaders)
• Monitoring equipment
• Safety tools specific to electrical work

Training Investment

Figure on 6–12 months of training and apprenticeship before your team is confident doing solo installations. Some roofing contractors hire a certified solar electrician as an employee to handle the electrical side while their crew does the mounting.

Revenue Potential

A full residential solar installation averages $15,000–$30,000+ depending on system size and market. If your crew handles the full project, gross margins of 20–35% are achievable.

Identifying Good Solar Candidates

Not every roof is a solar candidate. As you do your roofing assessments, look for:

Good candidates:

• Primarily south-facing roof sections (SE to SW are also viable)
• Minimal shading from trees, chimneys, or adjacent structures
• Roof age: 10 years or less remaining life (otherwise, replace before solar)
• Adequate structural integrity for panel weight (typically 3–4 lbs/sq ft)
• Electricity bills over $150/month (higher bills = faster ROI = higher interest)

Poor candidates:

• Heavily shaded by large trees
• North-facing roof with no southern exposure
• Roof that needs replacement in the next few years
• Very steep pitch (>40°) that makes installation difficult

Solar and Roof Warranties: What You Need to Know

This is where roofing contractors add genuine value over standalone solar companies.

When solar panels are installed on a roof, the roof warranty situation gets complicated:

• Most shingle warranties are voided if solar panels penetrate the roof deck improperly
• Manufacturer-certified installers can often maintain warranty compliance by using approved flashings
• The roof warranty and solar warranty need to be coordinated

As a roofing contractor offering solar services, you can guarantee warranty-compliant installation in a way that solar-only companies often cannot. This is a genuine differentiator.

Marketing Solar as a Roofing Contractor

On your website: Add a solar section or landing page. Use copy like "Roof Replacement + Solar: One Contractor, One Project, One Warranty"

On job sites: Use a small yard sign or truck banner: "We also offer solar installation"

In your estimate conversation: Mention solar potential as part of every roof assessment. Make it part of your standard walkthrough.

On social media: Before/after photos of homes with new roofs AND solar panels perform extremely well. Homeowners love seeing the transformation.

The Bottom Line

You don't have to become a full solar company to benefit from the solar boom. Even a simple referral partnership that generates $300 per closed deal, on 10 deals per year, adds $3,000 in income with almost no additional work.

The roofing contractors who will win in 2026 and beyond are the ones who position themselves as whole-home improvement experts—not just shingle installers. Solar is one of the best ways to make that shift.

If you're already measuring roofs quickly with Squares For Sales and building fast, professional estimates, adding solar conversations to your process is a natural next step. Start your free trial and upgrade your service offering today.

Related Guides

• Roofing Ventilation Calculation Formula — Ventilation impacts solar panel performance too.
• Shingle Manufacturer Comparison 2026 — Compare warranty impacts when pairing solar with different shingle brands.
• Roofing Lead Generation 2026 — Solar conversations are a lead generation tool themselves.
• How to Price Roofing Jobs 2026 — Price solar add-ons correctly alongside your roofing bids.
• Drone Roof Inspection Guide — Drones are another tech-forward tool for a modern roofing business.

*Written by BJ — Nashville roofer, founder of SquaresForSales.com, and dad who'd rather be home for dinner than on a ladder at 5pm.*