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Windload Calculator

Calculate: Posts by mounting height. Mounting height by posts.



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*Mounting height is from ground to underside of sign.


Please note:
Panels wider than the largest stock sheet size (3050 mm) cannot be calculated.
This calculator only suggests post sizes based on average UK wind pressure, and assuming firm foundations.
The capabilty of a panel to span between the suggested number of posts is not assessed.

If you are in any doubt about the safety of a sign you should consult a structural engineer.

Ashby can accept no liability for the use of this advisory tool.

Tel: 0118 981 5343
8:00am - 7:00pm, Monday to Friday

sales@ashbytrade.co.uk


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