Performance & Standards

The Alu-Timber range has exceeded the requirements of BS 6375, achieving 600Pa for air, 500Pa for water, and wind resistance to 2400Pa. Security concerns are alleviated with Alu-Timber designed to conform with BS7950 for windows and PAS 23 and PAS 24 for the door sets. Wind loadings and calculations are undertaken to BS 6399 and CWCT standards.


The Parkside Group Limited, has a Nationwide team of architectural advisors who specialise in providing architects and specifi ers with project support, calculations and NBS specifi cations.The relevant NBS clauses are:

• H11 Curtain Walling
• L10 Windows/Roofl ights/Screens
• L20 Doors/Shutters/Hatches

Size & Weight Limitations