Long-term comparison
Compare two options over 20 to 30 years
Initial price, maintenance, energy and replacements are separated to avoid misleading comparisons.
Important: The result is a planning scenario, not a forecast of future prices.
Related path
Continue with the right tools
These links connect this page to the next useful checks and decisions without repeating the full content.
Build a project budgetBreak down labour, materials, equipment, permits, overhead and contingency.Open →Compare contractor quotesCompare scopes and exclusions instead of only the final total.Open →Review material pricesFilter dated observations and compare prices on a common basis.Open →Escalate an older costUse two values from the same official series to update an amount.Open →Compare renovation returnsTest costs, savings, service life, added value, NPV and ROI.Open →
V14
Systems to check before closing the work
V14 connects envelope, air, fire, structure, water and code instead of treating each project in isolation.
V28
Finish and service details to verify
V28 connects small details that become costly once finishes are closed.