Field notes from the trades
The Siteometry blog
How-to guides, trade tips and product updates. Plain-spoken, figure-first, and written for people on site.
Painting
How to Estimate Paint Quantity for a Room
A practical method for working out how much paint a job needs, covering paintable area, openings, coverage rates, coats, primer, waste allowance, and turning litres into tins.
Concrete
How to Calculate Concrete Volume for Slabs, Footings and Foundations
A practical guide to working out concrete volume for slabs, strip and pad footings, and foundation walls, with formulas, unit conversions, waste allowance, and bag estimates.
Steel
How to Prepare a Bar Bending Schedule
A practical walkthrough for turning reinforcement drawings into a clear bar bending schedule with marks, shape codes, diameters, spacing, cutting lengths, weights, and checks.