Persian & Oriental Rug Calculator

This calculator allows you to establish the number of days it would have taken to weave your rug. The calculator is based on an 8 hour day working at 15 knots per minute and does not include preperation time:

Length:

metres (e.g. 2.5)

Width:

metres (e.g. 1.8)

Knots per square inch:

KPSI (e.g. 120)

Area:

sq m

Total knots:

knots

Time taken:

days (approx)

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