Homeowners: Enhance Comfort with Solar Powered Ventilation Fan Systems
Discover how a solar powered ventilation fan system can help regulate your home's temperature and reduce your electricity bill.
Discover the Benefits of FLEXLine Solar Powered Ventilation Fans
Experience improved home comfort and energy efficiency with iSolar Solutions’ FLEXLine Solar Powered Ventilation Fan Systems. Featuring our Patented Retrofit Solution, these versatile fans are designed for attics, garages, crawlspaces, sheds, and more — helping regulate indoor temperatures, reduce electricity bills, and promote eco-friendly living.
Key Features:
- 100% Solar Powered for Zero Emissions
- Fast, Easy Retrofit Installation into existing vents
- Adaptable to Most Roofs or Walls
- Available in Various Panel Wattages, Fan Sizes, and CFM Ratings
- Supports DIY or Professional Installation
Benefits of FLEXLine Solar Ventilation Systems
Reduces A/C use by up to 16% & lowers energy bills
Improves in-home comfort by lowering attic temperatures and humidity
Qualifies for Green Energy tax credits & rebates
Helps prevents mold, mildew and harmful gases in attic and crawlspaces
Extends roof life and protects insulation
Solar Smart – Charges by day, works when it counts
Helps prevent ice damming — Protects roof from costly damage
20-Year Limited Warranty — Pays off well before expiration
Protects stored items — Reduces heat damage in attics, garages & sheds
Eco-friendly & low maintenance — Uses solar energy and recycled materials
Approved by Contracors & Installers across North America
Patented retrofit technology — Installs easily into existing vents
iSolar Solutions Partners with HGTV’s Bryan Baeumler Partners
In 2020, HGTV star Bryan Baeumler teamed up with iSolar Solutions—the creators of FLEXLine solar ventilation fans—in a strategic partnership to highlight the energy saving, eco friendly benefits of solar powered ventilation. A trusted advocate for sustainable home improvements, Bryan installed 20 iSolar solar powered attic fans at his Caerula Mar Resort in the Bahamas. iSolar is proud to collaborate with Bryan and his exceptional team to promote cleaner, smarter ventilation solutions for today’s environmentally conscious homeowners.
Shop Solar Ventilation by Application
iSolar’s FLEXLine offers world-class solar-powered ventilation fans and accessories for virtually any space—attics, garages, crawlspaces, and more—all powered by clean, renewable energy.
Isolar Approved
Solar Ventilation Installers
Product Guide
Click the image below to view the full guide.
Sizing Guide
Click the image below to view the full guide.
Reviews
Seasonal Advantages
Cools in Summer with Solar Powered Ventilation Fans
-
Excessive attic heat can push your home's interior temperatures significantly higher, forcing your air conditioner to work overtime. A solar powered attic fan from the FLEXLine series actively draws out hot, stagnant air from your attic space during the hottest parts of the day, helping to reduce attic temperatures by up to 40°F (4–6°C). This improvement in airflow not only leads to lower cooling costs, but also extends the life of HVAC systems by decreasing their usage.
-
High attic temperatures can also warp wood framing, degrade insulation, and accelerate the breakdown of asphalt shingles. With a properly installed solar roof fan or roof ventilator fan, you protect your roofing materials from excessive thermal stress—prolonging your roof’s lifespan and preventing costly repairs.
By improving attic ventilation with solar powered ventilation fan systems, homeowners in Canada, the USA, and across North America can enjoy enhanced home comfort, energy savings, and long-term roof protection—all powered by the sun.
Helps Prevent Mold, Mildew, and Rot in Winter
-
During winter, warm indoor air rises and escapes into poorly ventilated attics or crawlspaces, where it meets cold surfaces and condenses. This trapped moisture creates ideal conditions for mold and mildew growth, wood rot, and attic rain—leading to structural damage and poor indoor air quality.
FLEXLine solar powered attic fans continuously ventilate these spaces, even on cold, sunny days, helping to remove moisture-laden air and reduce condensation. This improves attic moisture control and supports attic mold remediation by preventing the growth of harmful microorganisms. -
Additionally, solar roof vent fans help prevent ice dam formation—a common issue in cold climates. When warm attic air melts snow on the roof, water runs down to colder eaves where it refreezes, forming damaging ice dams. Enhanced attic ventilation keeps roof temperatures more stable, reducing the likelihood of ice buildup and interior water damage.
By promoting consistent airflow, our solar powered ventilation solutions protect your attic, roof, insulation, and stored belongings throughout the winter season—safeguarding your investment in green energy technologies year-round.
Sustainability
-
Our products are 100% solar powered, using no electricity.
-
iSolar's solar powered ventilation fan systems extend the life of roofing materials by keeping attic-related surfaces dry and free from mold and mildew.
-
They also reduce the workload on air conditioners, leading to less usage and longer lifespan.
-
The FLEXLine series is designed to be simple and environmentally friendly, avoiding unnecessary and bulky additional materials.
