Sapa Building Systems supply a wide range of aluminium systems for domestic & commercial applications. Products include residential and commercial aluminium windows, doors and sliding folding door gear; Aluminium curtain walling systems & units; building facades and aluminium glazing systems; fire & blast resistant windows & doors; solar protection for buildings and PV solar panels. Full technical information is available on the Sapa Building Systems web site.

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.

Balcony Systems is the leading supplier of environmentally-friendly, Glass Balustrades, Juliet Balconies and Curved Glass sliding doors and glazing.

If you supply PATIO DOORS SLIDING DOMESTIC Glazing: Double . then contact us today! There has never been a better time to promote your company and products with BPi. Get in touch NOW and your company will be available to our millions of users. Send us your details or simply call us.

Rationel UK manufacture high performance timber windows and doors. There is also a composite range of aluminium clad timber windows and doors which provide contemporary and low maintenance attributes. Windows and Doors are "secured by design" and can be specified into all residential, commercial and public projects.

Profile 22 are a leading UK window and door profile manufacturer, supported by a nationwide network of approved installers. Profile 22 specialise in the supply of contract and commercial PVCu windows and curtain walling systems. Our extensive range of 60mm and 70mm window and door profiles are available in a range of styles including, casement, pivot, tilt and turn and fully reversible. All our windows are available in a range of colours and wood grain finishes and are tested and approved to the latest regulations and standards. Profile 22 also supply window BBA approved cavity closers which uniquely can allow windows to be fitted from the inside.

Swish Windows and Doors are UK manufactures of PVCu windows and doors for new build and replacement projects. Swish windows are available as top hung and side hung casement windows and tilt and turn PVC u windows. Swish windows and uPVC doorsets are available as standard in a wood grain finish. Swish also supply an extensive range of coloured uPVC windows and external doors. Swish also manufacture insulated composite GRP external entrance doors in a wide range of finishes. Swish Windows and Doors are supported by a nationwide network of Swish installers. In addition to our range of windows and doors, Swish are leading suppliers of PVC u conservatories and recently, Swish have also included in our extensive range of PVCu profiles a range of multi-folding PVC u bi folding doors.