Free Calculators for Kiwi Projects
Planning a project just got easier.
Whether you're building a fence, laying a deck, or pouring concrete, our easy-to-use calculators help you get the quantities spot on before you hit the yard. Choose from our Fencing Calculator, Decking Calculator, or Concrete Volume Calculator to work out exactly how much timber, hardware, concrete or fixings you'll need.
Designed for New Zealand builders, DIYers, and landscapers, these tools take the guesswork out of ordering and help reduce waste, save money, and keep your build on schedule.
Get Your Project Right, First Time
With Our Smart Building Material Calculators.
FENCING Calculator
Figure out how many posts, rails, palings, and bags of concrete you’ll need based on your total fence length, paling width, and post spacing. Quick, accurate and simple.
DECKING Calculator
Estimate how many decking linear metres and total screws your job will need. Just enter your deck size and board type to get a tailored material list in seconds.
CONCRETE Volume Calculator
Work out the exact volume of concrete required for slabs, footings, and holes. Get estimates in cubic metres and bag quantities based on the size and depth you enter.