Exterior Shell Calculators

How many rolls of housewrap do I need? Free Tyvek calculator by wall area — covers standard roll widths with overlap.

Free vinyl siding calculator — enter wall square footage for exact panel count. Accounts for doors, windows & 10% waste factor.

How many HardiePlank boards do I need? Free fibre cement siding calculator — with waste included.

Window flashing tape calculator: Estimate linear feet for all openings. Free tool for 4", 6" & 9" wide self-adhesive flashing.

How many soffit panels do I need? Free calculator by perimeter and eaves width — includes J-channel and ventilation.

Free board and batten calculator — get board and batten count by wall area. For vertical exterior siding.