PROGRESSION triple glazed timber door options - Green Building Store Green Building Store



Triple glazed timber balcony, lift & slide and tilt & slide doors to complement the Passivhaus-certified PROGRESSION windows.

  • Contemporary minimalist appearance: with narrow sightlines
  • Ultra low maintenance Thermowood on exterior facings
  • Timber & cork frame
  • Manufactured by Slavona in the Czech Republic
  • Exclusive to Green Building Store in the UK

Glazing & U Values

As low as UD: 0.67 W/m2K

Please get in touch if you require a specification clause for this product:

Affiliations & Accreditations