We’ve changed, for the future. Green Building Store is now 21°
Green Building Store is now 21°
We want to enable you to achieve the best you can in the context of your objectives and resources. We offer our consultancy services to self-builders and their architects.
Discover our range of triple glazed windows, suitable for low energy and Passivhaus homes. We make home a healthier and more comfortable place to be.
Discover our range of inward and outward opening entrance, french, lift and slide doors and Lacuna® bi-fold doors, suitable for low energy and Passivhaus homes.
We're nationally recognised for our expertise in designing, supplying and commissioning MVHR systems for Passivhaus and low energy projects.
We've been supplying pioneering sustainable building products since 1995. Get to know us a little better and our range of specialist products and services.
Archer Lane Sheffield
Self-build House, Monmouthshire
Passivhaus Self-Build, Herefordshire
Marsden bungalow radical retrofit
Whole house retrofit, Cambridgeshire
Reform Cottage EnerPHit, Herefordshire
Caxton House Community Centre, Islington
Low energy retrofit, Dumfries & Galloway
Halifax Passivhaus, West Yorkshire
‘Woodlands’ Oak Frame Passivhaus B&B, Malvern
Oxford EnerPHit Plus
The Woodhouse – Presteigne Passivhaus newbuild