Start in a corner and go round the room the way you would
with a tape. Lengths in millimetres.
Taken off the floor
×mm
mm
Material
×mm
m²
mm
Rates
/m²
/m²
/length
mm
To order
Estimate
This is a calculation to check, not a quantity to
rely on. Measure twice, allow for what the plan does not show, and
order against your own judgement; ordering short stops a job.
0m² net
0m perimeter
·to order
0% over
Straight walls and square corners. Curved walls and splays
are not handled; measure those as chords and add your own allowance.