Home Improvement guides
13 guides — practical answers with the math shown, each paired with a free calculator.
How Many Rolls of Wallpaper Do I Need? Pattern Repeat Math
The wall-area takeoff, the usable yield of a roll, and why the pattern repeat decides your order.
July 20, 2026 · 6 min read
How Many Tiles Do I Need? Sizes, Waste & Boxes
The formula, the waste allowance that actually fits your layout, and how to turn a tile count into whole boxes.
July 20, 2026 · 7 min read
How Much Drywall Do I Need? Sheets, Mud & Screws
The area formula with the standard opening deductions, the sheet-size trade-off, and the mud, tape and screw counts that go with it.
July 20, 2026 · 6 min read
How Much Fencing Do I Need? Posts, Panels & Gates
One section count drives the whole bill of materials — posts, panels, gates, and the concrete nobody tallies before the store run.
July 20, 2026 · 7 min read
How Much Flooring Do I Need? Boxes, Waste & Room Math
Floor area is the easy part. Waste tiers, box coverage, and rounding up are where the order goes wrong.
July 20, 2026 · 7 min read
How Much Grass Seed Do I Need? Rates by Grass Type
The rate for every grass type, the half rate for overseeding, and the seeding window that decides whether any of it works.
July 20, 2026 · 7 min read
What Size Air Conditioner Do I Need? BTU by Room Size
Floor area gives you the base number. Ceiling height, sun, bodies and a kitchen decide whether you buy that unit or the next one up.
July 20, 2026 · 7 min read
How Much Gravel Do I Need? Driveways, Paths & Drainage
The volume formula, the tons conversion, and the right depth and stone for every job.
June 20, 2026 · 7 min read
How Much Topsoil Do I Need? Lawns, Beds & Topdressing
The volume formula, the right depth for each job, and how topsoil differs from garden soil, compost, and fill dirt.
June 20, 2026 · 7 min read
How Much Concrete Do I Need? Slab Math, Bag Counts, and When to Call the Truck
Yards and bag counts for real projects — patios, shed slabs, and deck piers — with the ordering math nobody tells you.
June 20, 2026 · 6 min read
How Much Mulch Do I Need? Bed-by-Bed Math in Yards and Bags
Real numbers for straight beds, curved borders, and tree rings — plus which mulch to actually buy.
June 20, 2026 · 7 min read
How to Pest-Proof Your Home Before Vacation
Cut off food, moisture, and entry points before you leave — so you come home to your house, not to ants, mice, or pantry moths.
June 16, 2026 · 7 min read
How Much Paint Do I Need? The Complete Room-by-Room Guide
A gallon covers about 350–400 sq ft — but the real number depends on coats, surface, and sheen. Here's how to get it right, with a room-size cheat sheet and the calculator to do the math for you.
June 15, 2026 · 7 min read