Project
guides.
Honest articles on construction, home improvement, and project finance. Real numbers, real tradeoffs, no SEO fluff.
How Much Concrete Do I Need? Cubic Yards, Bags, and Real-World Examples
The honest answer: it depends on what you're pouring, how thick, and whether the ground is level. But you can get a usable number in 30 seconds. Here's how the math works, plus the rules of thumb pros use.
Drywall Estimating: How to Figure Sheets for Any Room
The math has a couple of gotchas that turn an easy job into a second trip to Home Depot. This guide walks through the formula, when to use 4×8 vs 4×12, and how to handle ceilings, openings, and waste.
How Many Shingles for My Roof? A Pitched-Roof Guide
Roofing math intimidates people because of one term: pitch. Once you know how pitch affects square footage, the rest is simple. Here's how to figure bundles, plus the cost numbers most online calculators skip.
Mulch by the Yard or by the Bag? When Each Wins
Bagged mulch is convenient. Bulk by the yard is dramatically cheaper. The crossover where bulk wins isn't obvious — it depends on volume, hauling, and depth. Here's the breakeven math.
Mortgage P&I vs PITI: What Your Real Monthly Cost Will Be
The number on a mortgage calculator is almost never your real monthly housing cost. P&I (principal and interest) is what calculators show. PITI (with taxes and insurance) is what shows up in your bank account.