CE Marking

We are proud to declare all Batty Joinery Windows and External Doorsets carry the CE mark within the Construction Products Regulations requirements. All our CE marked products have their product data supplied in a approved 'Declaration of Performance' (DoP) format, allowing for clear and easy comparisons to be made between similar products and ensuring the consumer can make an informed decision based on accurate performance data.

Declaration of Performance

Casement Windows

  • Window with thermal performance below U-value 1.6 - Declaration
  • Window with thermal performance below U-value 1.4 - Declaration
  • Window with thermal performacne below U-value 2.0 - Declaration

Sliding Sash Window 

  • Sliding Sash with thermal performance below U-value 2.0 - Declaration
  • Sliding Sash with thermal performance below U-value 1.6 - Declaration
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