Construction & property math, measured
CA · v1Sixteen precision tools for Canadian contractors, tradespeople, estimators and homeowners. Metric and imperial, CAD by default, every formula published.
- Results as you type
- 16 calculators
- No account, no server-side data
Construction Conversions
Sheet 01Switch between metric and imperial units used on job sites and plan sets.
Trade Calculators
Sheet 02Field math for roofers, tilers, carpenters, plumbers and electricians.
Roof Pitch & Area Calculator
02.01Pitch ratio, angle, roof area and shingle squares.
Tile Coverage Calculator
02.02Tiles, boxes and grout volume for any room.
Board Foot / Lumber Calculator
02.03Board feet and lumber cost from thickness, width and length.
Pipe Size / Flow Rate Converter
02.04Cross-sectional area and GPM, L/min and CFM conversions.
Wire Gauge / Electrical Load Calculator
02.05Recommended AWG, load in watts and voltage drop.
Real Estate Finance
Sheet 03Loan, mortgage and refinance math with full payment breakdowns.
Renovation & Estimation
Sheet 04Budget ranges for new builds, additions and room remodels.
Investment Analysis
Sheet 05Underwrite rentals, flips and BRRRR deals before you buy.
Rental ROI / Cash Flow Calculator
05.01Monthly cash flow, cash-on-cash return and cap rate.
Cap Rate & Property Value Calculator
05.02Solve for cap rate, value or NOI in either direction.
Fix & Flip Profit Calculator
05.03Net profit, ROI and the 70% rule maximum offer.
BRRRR & Rent vs Buy Calculator
05.04Cash-out refinance results and a rent-versus-buy comparison.
How these tools are built
Every calculator shows its formulas, states its assumptions and updates instantly as you type. Whether you are sizing conductors on a long run, pricing a kitchen remodel in Ontario or underwriting a rental in Alberta, the math is transparent and the inputs are the ones that actually move the number.
Nothing here requires an account and nothing is stored on a server — calculations run entirely in your browser, which is why results appear the instant you change a field. Share any calculator with a link and your colleague lands on the same tool with the same inputs.