Exterior & Cladding Calculators
Improve the outside of your home with our free exterior calculators. Work out siding and cladding coverage, size up your guttering and downpipes, plan a new driveway and lay out fencing for your boundary.
These tools support both metric and imperial units and include waste allowances where relevant, helping you budget exterior projects accurately.
Exterior Calculators(4)
Siding / Cladding Calculator
Estimate how many squares of siding or cladding, starter strips, and trim you need for your project.
Gutter Calculator
Calculate gutter length, downspouts, hangers, end caps, and connectors needed for your roof.
Driveway Calculator
Calculate materials for a new driveway including sub-base, base, and surface course.
Fence Calculator
Calculate posts, rails, pickets and concrete needed for building a fence.