Measured inputs
Enter the dimensions and selected products for your own project.
Calculator directory
DIY material calculators for measured projects.
These tools calculate material quantities from measurements you provide. They do not determine structural design, code compliance, or installation requirements.
Purchase quantities
See whole-stock quantities and the assumptions behind them.
Clear boundaries
Use planning arithmetic, not design or code approval.
01
Deck and railing
Plan baluster spacing, post positions, or a complete railing takeoff.
Baluster spacing
Balance a clear opening with equal gaps and a whole baluster count.
Gap, count, and centresOpen toolRailing posts
Lay out post locations and equal spans across straight or connected runs.
Posts, spans, and positionsOpen toolRailing materials
Estimate posts, balusters, unspliced rail stock, waste, and optional cost.
Purchasable material listOpen toolDeck boards and fasteners
Plan board rows, stock, cuts, reusable offcuts, and fastener packages.
Boards and fastenersOpen tool02
Fencing
Turn straight runs, corners, and gates into practical primary-material quantities.
Fence posts
Count line, terminal, corner, and gate posts for a measured layout.
Post types and spacingOpen toolChain-link materials
Estimate mesh rolls, top rail, posts, gates, tension wire, and optional concrete.
Primary shopping listOpen toolWood fence materials
Estimate posts, boards or panels, rails, fasteners, caps, and entered gate materials.
Fence material takeoffOpen tool03
Post-hole concrete
Use hole geometry, post displacement, bag yield, gravel, and waste.
04
Patio and pavers
Estimate a measured patio layout and its selected supporting materials.
05
Drainage
Estimate materials for an already-designed French drain trench.
Not sure what to measure?
Start with the field guides, then return to the calculator with a checked sketch.