Slate vs Asphalt Roof 25-Year TCO: 2026 Math
2026 slate vs asphalt roof 25- and 50-year TCO comparison: when premium materials win, where standing-seam metal beats both, and how ownership horizon decides.
Why this scenario matters
HomeScore planning scenarios help homeowners compare timing, repair, replacement, and reserve decisions. Verify local costs, property condition, and transaction requirements before acting.