Alitherm 500

One of the latest additions to the Alitherm window and door suites, Alitherm 500 offers a range of high-quality flush casement windows. Options include top and side hung windows suitable for both residential and light commercial applications.

Key benefits

  • WER Rating B
  • BRE Green Guide A+
  • U Values as low as 1.4 W/m²K
  • Kitemarked – which includes PAS24:2012 security and high weather performance.
  • Document L Compliant
  • Frame Depth – 59.5mm