Path-Q Solar

How can I know whether solar is unsuitable for my property before paying for detailed designs?

Answer

Use a preliminary screening to identify obvious constraints before commissioning detailed design: limited usable sun exposure, a roof needing replacement, inadequate structural condition, major shading, insufficient ownership or occupancy horizon, or an electricity profile that does not support the intended goal. Screening cannot replace a site assessment, but it can prevent clearly unsuitable projects from advancing.

Key points

  • Review roof age, condition, orientation, usable area, obstructions, and shade throughout the day and year.
  • Check whether trees, nearby buildings, roof equipment, or planned construction could materially reduce production.
  • Review at least a year of electricity use and identify major future load changes.
  • Consider whether you own the property and expect to remain responsible for the system long enough to meet your objective.
  • Separate technical suitability from financial suitability; a system may work technically but not meet the desired financial or resilience goal.

What it depends on

  • Roof and site condition
  • Sun exposure and shading
  • Electricity consumption and future changes
  • Ownership, occupancy, and project objectives

Risks and trade-offs

  • Online shade and production tools can miss roof condition, structural issues, and obstructions.
  • Rejecting a site based only on roof area may overlook alternate roof planes or ground-mounted options.
  • Proceeding without resolving roof or ownership issues can increase cost and complicate future repairs or transfer.

Information you may need

  • Roof age, material, condition, and available plans
  • Basic site photos and a shade review
  • Recent electricity bills and expected future loads
  • Ownership horizon and primary goal for solar

Your next step

What to do next

Complete a preliminary roof, shade, usage, and ownership screen, then seek a no- or low-cost feasibility review before paying for detailed engineering.

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