PERFORMANCE triple glazed windows and doors - Green Building Store Green Building Store

PERFORMANCE

The Hen House project Sheffield with PERFORMANCE triple glazed timber windows and doors photo by Dug Wilders

U values as low
as 0.85 W/m2K

Triple glazed
as standard

Performance window at Arts and Crafts House including Eyebrow window

Nationwide fitting
or supply only

PERFORMANCE windows at Forge Cottage Kent www.adamscottimages.com

Choose from a wide
range of colours

PERFORMANCE triple glazed timber windows and doors at Sheffield retrofit project

FSC® certified timber

Part Q compliant and
Secured by Design options

Our best-selling triple glazed windows & door range for energy efficient projects

PERFORMANCE is Green Building Store’s cost-effective range for replacement windows/doors,  retrofits and low energy newbuild projects. With FSC® certified timber, low U values and a range of designs and styles, our PERFORMANCE range will enhance your project at a competitive price.

Our PERFORMANCE windows and doors are available in the following styles:

Casement

PERFORMANCE outward opening casement window

Tilt & turn

PERFORMANCE inward opening triple glazed window

Entrance door

Green Building Store PERFORMANCE triple glazed timber entrance door

French doors

PERFORMANCE French Doors at Arts and Crafts style house

Sliding doors

Green Building Store PERFORMANCE triple glazed timber Lift and Slide door

Bi-fold doors

Triple Glazed timber bifold door at Four walls retrofit

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