List of featured suppliers of DOORS DOMESTIC Low Energy Passivhaus Certified on Building Products Index

Howarth Timber Group is renowned for its expertise across the industry. The group operates three divisions, Howarth Timber and Building Supplies. Howarth high performance windows, doors and conservatories. Howarth Timber Engineering for timber roof trusses.

Swish Windows and Doors are part of the Epwin Group, an independent UK company and a major UK extruder of PVC-U and PVC-Ue products. Swish Windows and Doors are supported by a nationwide network of authorised Swish installers.

PVC-u Windows, Doors & Curtain Walling: Rehau manufacture an extensive range of PVCu Window systems and PVCu Door systems for all domestic and commercial specifications. Rehau PVCu windows and doors combine high performance with high standards. PVCu windows & doors are fire rated and comply to all passive house legislation including the code for sustainable homes. Rehau PVCu Curtain walling systems and PVCu curtain wall units are suitable for all commercial facade specification.