PERFORMANCE

Featured Image: Green Building Store PERFORMANCE triple glazed timber door

Triple glazed timber entrance doors in a variety of styles, opening inwards/ outwards.  Cost-effective option for low energy retrofits and newbuilds. U value as low as 0.95 W/m2

  • Outward and inward opening
  • High performance triple glazing
  • FSC® redwood or oak timber
  • Secured by Design option
  • 78mm profile
  • Made exclusively for Green Building Store by our partners in northern Europe



Glazing & U values

Glazed door:

Whole door UD: 0.95 W/m2K Redwood

Whole door UD: 1.1 W/m2K Oak

Glazing U value Ug: 0.58 W/m2K

Triple unit: Argon fill 44 mm

Light transmission value: 74.1%

Boarded door:

Whole door UD: 1.1 W/m2K Redwood

Whole door UD: 1.3 W/m2K Oak

Panel U value: 1.0 W/m2K (polystyrene)


Typical maximum sizes

Width: 1250 mm

Height: 2300 mm

Please see some sample styles below. If you can’t see the style you’re looking for, please get in touch, as everything we do is bespoke and made to your requirements.

Please note: Door panel options include standard flat, grooved or raised and fielded.







Provided by NBS

Affiliations & Accreditations