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With the construction calculator tool: Calculate FIEGER windows online

Use our online calculator tool to get a preliminary idea of technical specifications and values bespoke to your project. Simply enter the required data (sizes, qtys, u-values) and receive a table summary of the products you require.

Our dedicated sales teams can offer quotations and confirm all specifications.

Find the right window for your project

Contact us for detailed calculations and specifications. Our team of experts will provide you with the exact values that you need.

info@fieger.co.uk
+44 1793 676450