Construction
Roof Surface Area: Why the Footprint Is Not the Covering Quantity
A pitched roof has more surface than its horizontal footprint. The Whatson Roof Area Calculator starts with that footprint, adds horizontal overhangs…
Category: Construction
Construction
Flooring Packs and Underlay: Turn Room Measurements into an Order
A plank count and a pack count answer different questions. The Whatson Flooring Calculator shows both so you can see how packaging…
Construction
Paint Litres and Containers: Count the Walls You Will Actually Paint
Two rooms with the same floor area can need different amounts of paint. Height, the number of walls being painted, openings and…
Construction
Buying Tiles by the Box: Room Area Is Only the First Number
Tile shopping usually ends in boxes, while your measurements start in square feet. The Whatson Tile Calculator connects those two quantities, keeping…
Construction
Crush and Gravel: Convert a Layer into Volume and Estimated Tonnes
A layer ordered by volume and the same material weighed by the supplier can look like different quantities. The connection is bulk…
Construction
How Much Sand to Order for Filling, and How Many Truck Loads?
The space you need to fill is not necessarily the loose quantity that arrives in a truck. The Whatson Sand Filling Calculator…
Construction
Plaster Quantities: Measure Each Surface and State How Many Faces
A floor plan area is rarely the same as the area to be plastered. For this calculator, each schedule row represents a…
Construction
Mortar for Brickwork: Estimate the Joints Without Counting the Bricks Twice
Mortar is the material between the bricks. Estimating it as a fixed percentage of every wall can hide the effect of brick…
Construction
Cement, Sand and Crush for an Entered Concrete Volume
A wet concrete volume and a pile of loose ingredients are different quantities. The Whatson Cement & Concrete Mix Calculator keeps that…
Construction
Concrete Volume for a Slab or Cylinder: Get the Depth Unit Right
Six inches is 0.5 ft. That small conversion is often the difference between a sensible concrete estimate and a result twelve times…