How does the Solar Pergola & Patio Cover ROI Calculator calculate financial return and payback?

The solver models gross capital expenditure (CapEx), Section 48 Investment Tax Credits (ITC 30%–50%), 5-year MACRS accelerated depreciation, utility demand charge shaving, and levelized cost of energy (LCOE).

Does this calculator account for battery degradation over time?

Yes, it models standardized degradation curves (typically 1.5% to 2.2% annually for LiFePO4 cells) and accounts for battery pack augmentation cycles across a 20-to-25 year lifecycle.

What federal tax credits apply under the Inflation Reduction Act?

Under Section 48 and Section 45Y, qualifying clean energy and battery storage installations unlock a 30% base ITC, plus potential 10% domestic content and 10% energy community bonus adders.

Architectural Solar & Patio Living

Solar Pergola & Patio Canopy Sizer

Transform your backyard patio into a clean energy power plant. Calculate bifacial solar canopy wattage, 30% Federal ITC qualification, and electric bill offset.

Pergola Geometry & Solar

Pergola Length (Feet)

Pergola Width (Feet)

Frame Material

Solar Panel Tech

Electricity Rate ($/kWh)

Avg Sun Hours / Day

Solar Power & Tax Economics

Solar Capacity 5.6 kW DC Array Rating

Bifacial Panels 14 400W Modules

Annual Output 9,200 kWh / Year

30% ITC Credit $6,720 Applies to whole canopy

Net System Cost $15,680 After tax credit

Payback Period 6.5 Yrs Power bill savings

Building Over a Wood or Composite Deck?

Calculate decking board footage, hidden fasteners, and structural beam sizing.

Deck Sizer

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Add this interactive tool to your real estate, construction, or financial website. Free embed code with zero branding locks.