Bring the solar energy technology to your Greenstone® slate roof
No visible wires or support structure
Solstice Solar Panels provide a seamless integration of genuine slate and solar panel technology. Designed with performance but also aesthetics in mind, the elegance of a slate roof can be considered unaffected when CertainTeed’s Solstice® solar panels are included.
Enjoy the best of both worlds
Now you can enjoy the long-term savings and environmental benefits of a slate roof and solar electricity generation, with no compromise in aesthetics!
Solstice® solar panels are well designed and efficient
- Solstice produces 13% more wattage per square foot than comparable solar solutions.
- You count on your Solstice® solar system to generate electricity reliably for a long time, backed with a 25 year warranty— the strongest warranty in the industry.
- Awarded Best Energy Efficient Product, as well as overall Best in Show, by the National Association of Home Builders (NAHB) at the 2024 International Builder’s Show.
Like slate, Solstice Panels feature excellent resistance to weather conditions
- Solstice offers market-leading impact durability with a Class 3 impact (hail resistance) rating.
- They also offer excellent wind resistance, rated to be installed in any wind zone including Florida’s high velocity hurricane zone.
Solstice brings a new level of sustainability for roof replacement and restorations
- SlateTec™ slate installation technology is an attractive solution for re-roofs and renovations because it’s a genuine slate installation with up to 40% less slate (and weight). The integration of Solstice® solar panels and slate is accomplished utilizing the SlateTec™ slate installation system. The combination provides a roofing solution that offers a new and unique blend of longevity, protection, natural beauty and energy cost savings to a roof.
Renewable energy tax credits for solar installations
If you invest in renewable energy for your home, such as solar panels, you may qualify for an annual residential clean energy tax credit. Learn more:
Call 800 619 4333
to speak with a Greenstone Slate sales representative
CertainTeed Solstice Shingle: 2024 International Builders’ Show ‘Best Energy Efficient Product’ and ‘Best in Show’
Solstice Shingle Homeowner Sell Sheet
Printable sell sheet about the benefits of Solstice Shingles.
Solstice Shingle Installation Instructions
The guide to installing Solstice Shingles flush into a genuine slate roof using the SlateTec installation system.
Solstice Shingle Technical Data Sheet
Technical specifications and certification information on the Solstice Shingle.
Greenstone Slate® with CertainTeed Solstice®: Protection, Aesthetics, Environmentally Responsible
Solstice® Solar Panels by CertainTeed
Solstice Solar Panels were designed and are manufactured by CertainTeed, one of the world’s most well-known roofing materials companies, established in 1904. Greenstone Slate and CertainTeed have collaborated to bring the Solstice elegant and efficient solar panel solution to the slate roofing market.
Testing and Certifications
To view entire table of testing and certification information, scroll to the right.
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| ASTM rating | ASTM D3161 Class F | ASTM C406 S-1 rated ASTM C-121 | ASTM E-108: With a Class A board or shield installed under SlateTec for a Class A rating. |
| UL ratings | UL 61730 BIPV UL 7103 UL 790 Class A & C NEC 690.12 Compliant UL 3741 | -- | -- |
| Hail Impact: FM 4473 | Class 3 | Class 4: 3/8" - 1/2" Thick Slate Class 3: 1/4" - 3/8" Thick Slate | Class 3 |
| Hurricane Zone approved | Florida Building Code High Velocity Hurricane Zone compliant Vasd of 150 mph / Vult of 194 mph | Miami-Dade approved | Miami-Dade approved |
| Wind tolerance | ASTM D3161 Class F 110 mph | TAS 110 ASTM C406 | TAS 100 A 110 mph (Dade county protocol) |
| Fire resistance | UL 790 Class A & C | Class A 100%: Slate is natural stone so it simply does not burn. | 100%: Passed all non-combustible deck tests Requires fire retardant underlayment to pass ASTM E-108: (Class A) |
| Energy efficiency | California CEC (pending) | -- | -- |
Warranty Information
Solstice™ Shingle Installation with Genuine Slate and SlateTec
When installing a new roof or contemplating replacing your existing roof, you want only the best materials and highest workmanship available.
CertainTeed Solstice Shingle® solar panels, Greenstone Slate® genuine S-1 rated roofing slate, and the SlateTec™ slate roof installation method are of the highest quality and ratings in their industries and stand by their materials and workmanship.
Solstice Shingle solar panels—highest warranty in the industry
| Solar shingle power output*: | 25 yrs |
| Installation workmanship**: | 25 yrs |
| Rapid shut down device: | 10 yrs |
| Limited wind warranty (110mph ): | 10 yrs |
*Power output warranties reflect how a module performs under standard lab test conditions. Environmental factors like high temperatures, low-light conditions, and shading contribute to differences in output on the roof as compared with standard lab test conditions.
**Any defect in workmanship, detected within the first two (2) years, is the responsibility of the Solar Roofing Specialist.