Building & Installation
Construction & Installation
For architects, builders and contractors. Spans, stairs, posts and wind load, with the standard named on every result — IS 875 (Part 3) for wind, Blondel for stairs, EN 338 for strength grades.
Flooring Coverage Calculator
Planks, packs and cost for any room
Floor Span Calculator
Joist sizing with pass/fail check
Stair Geometry Tool
Risers, going, pitch and Blondel check
Glue Consumption Tool
Adhesive needed by area and joint
Sanding Sequence Planner
Grit-by-grit sanding progression
Wind Load Calculator
Design pressure and force on a surface
Timber Post Calculator
Post sizing for compression and buckling
Coating Drying Calculator
Touch, recoat and cure times