Disclaimer

Disclaimer

Required Materials provides generated estimates for guidance only. All results should be checked before any materials are purchased or work is carried out.

Estimates only

The calculators on this website provide indicative estimates based on the figures entered and the default assumptions shown on each page. They are not a substitute for final specifications, professional advice or supplier confirmation.

User responsibility

It is the responsibility of the user to verify measurements, wastage allowances, product suitability, manufacturer recommendations, structural requirements and compliance with any applicable regulations before ordering materials or starting work.

Professional advice

For structural, regulated or high-value projects, quantities and specifications should always be confirmed with a qualified contractor, engineer, architect, surveyor or merchant as appropriate.

Disclaimer

Material quantities shown are estimates for guidance only. Although typical UK wastage and compaction allowances have been included, actual requirements may vary depending on site conditions, installation methods, and material differences. Please confirm quantities with your installer or supplier before ordering. We accept no liability for inaccuracies, financial loss, or delays arising from the use of these estimates.