Photo by Laura Roberts on Unsplash
Gravel guide
How Much Gravel Do I Need for a Driveway?
Turn driveway measurements into cubic yards, cubic metres, and approximate tons while keeping depth, density, compaction, and waste assumptions visible.
Project guides
Measure with context before you calculate.
Practical guides for estimating gravel, drywall, fencing, siding, decking, concrete, paint, tile, and flooring before using the calculators.
14 guides are published. Scheduled guides appear automatically after their publish time.
14 of 14 guides
Photo by Olek Buzunov on Unsplash
Drywall guide
How Many Sheets of Drywall Do I Need?
Calculate wall and ceiling area, subtract openings, add waste, divide by the selected sheet size, and round up to whole drywall sheets.
Photo by Deny Hill on Unsplash
Fence guide
How Many Fence Posts Do I Need?
Calculate fence posts from usable fence length, chosen spacing, layout type, endpoints, corners, gates, and material style.
Photo by Jon Moore on Unsplash
Siding guide
How Much Siding Do I Need?
Add wall and gable areas, subtract openings, convert to siding squares or product coverage units, and apply a clear waste allowance.
Photo by Artur Opala on Unsplash
Decking guide
How Many Deck Boards Do I Need?
Use deck dimensions, board direction, actual board width, gap, stock length, and waste to estimate rows, linear feet, and full boards.
Gravel guide
Gravel Driveway Cost: Size, Depth, Tons, and Delivery
Turn a measured driveway into a practical gravel cost estimate by separating volume, tonnage, delivery, site work, and local pricing assumptions.
Photo by Emmanuel M on Unsplash
Drywall guide
Cost to Drywall a 12x12 Room: Area, Sheets, and Finish Scope
Use a 12x12 room example to calculate drywall area, whole sheets, visible assumptions, and the project scope that changes material and labor cost.
Photo by Alin Gavriliuc on Unsplash
Fencing guide
How Much Concrete Do I Need per Fence Post?
Estimate concrete for fence-post holes with a cylinder formula, bag-yield checks, and links to the fence and concrete calculators.
Photo by Steve DiMatteo on Unsplash
Fencing guide
Fence Cost per Foot: Length, Posts, Gates, and Material Scope
Compare fence cost per foot with the measurement and material assumptions that make wood, vinyl, chain-link, and gate quotes different.
Photo by Brooke Balentine on Unsplash
Siding guide
Vinyl Siding Cost by House Size: Area, Squares, and Scope
Learn why house floor area is not siding area, then estimate vinyl siding cost from measured walls, siding squares, product coverage, and project scope.
Photo by Point3D Commercial Imaging Ltd. on Unsplash
Decking guide
12x16 Deck Cost: Boards, Framing Scope, and Material Choices
Use a 12x16 deck example to separate board quantity from full deck cost, including framing, railing, stairs, footings, demolition, and local labor.
Photo by Nihar Reddy Jangam on Unsplash
Concrete guide
Concrete Slab Cost: Volume, Bags, Ready-Mix, and Site Scope
Calculate slab volume for common sizes, then separate concrete material from site prep, reinforcement, finishing, delivery, and labor assumptions.
Photo by Gilberto Peralta Bocio on Unsplash
Painting guide
Cost to Paint a 12x12 Room: Wall Area, Coats, and Scope
Use a 12x12 room example to estimate paintable area, gallons, coats, prep scope, and cost assumptions without hiding product coverage.
Photo by Mayur Roxan on Unsplash
Tile guide
Bathroom Tile Cost: Floor, Shower, Waste, and Waterproofing Scope
Measure bathroom tile surfaces separately, add waste and box rounding, then keep waterproofing, substrate repair, setting materials, and labor visible.