GAF Energy Solar Products
2 products across Solar Panels. Efficiency range: 12%–15%.
GAF Energy Solar Panel Overview
All GAF Energy Solar Panels (2)
| Model | Power | Efficiency | Cell Type | Warranty | Degradation |
|---|---|---|---|---|---|
| Timberline Solar ES | 67W | 15% | Monocrystalline | 25/25 yr | 0.6%/yr |
| Timberline Solar HD | 45W | 12% | Monocrystalline | 25/25 yr | 0.65%/yr |
Sorted by efficiency. Click any model for full specifications and review.
Estimated System Costs with GAF Energy Panels
| System Size | Panels Needed | Est. Cost (before ITC) | After 30% ITC |
|---|---|---|---|
| 5 kW | ~75 panels | $12,500–$17,500 | $8,750–$12,250 |
| 8 kW | ~120 panels | $20,000–$28,000 | $14,000–$19,600 |
| 10 kW | ~150 panels | $25,000–$35,000 | $17,500–$24,500 |
| 12 kW | ~180 panels | $30,000–$42,000 | $21,000–$29,400 |
Estimates based on national average installed costs of $2.50–$3.50/watt. Panel count uses the Timberline Solar ES (67W). Actual prices vary by location and installer.
About GAF Energy
GAF Energy manufactures solar panels with 2 models in their 2026 product lineup. Their solar panels range from 45W to 67W with efficiencies of 12%–15%, using Monocrystalline cell technology. Manufacturing takes place in United States.
Quick Facts
- Total Products: 2 models
- Categories: Solar Panels
- Manufacturing: United States
- Best Efficiency: 15% (Timberline Solar ES)
- Max Power: 67W (Timberline Solar ES)
Frequently Asked Questions
How many solar products does GAF Energy offer in 2026?
GAF Energy offers 2 products in their 2026 lineup: 2 solar panels.
What is the most efficient GAF Energy solar panel?
The most efficient GAF Energy solar panel is the Timberline Solar ES at 15% efficiency with 67W output. GAF Energy panels range from 12% to 15% efficiency across 2 models.
What is the most powerful GAF Energy solar panel?
The highest-wattage GAF Energy panel is the Timberline Solar ES at 67W. GAF Energy's panel lineup ranges from 45W to 67W, using Monocrystalline cell technology.
What warranty does GAF Energy offer on solar panels?
GAF Energy offers up to 25-year product warranty and up to 25-year performance warranty on their solar panels. The average annual degradation rate is 0.63%.
Where are GAF Energy solar panels manufactured?
GAF Energy solar panels are manufactured in United States.