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.

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

PDS is a leading supplier of Secured by Design, PAS 23 & PAS 24 high performance and FD30 & FD60 fire doorsets, windows and screens to housing developer and the Social Housing sectors. We make bespoke timber doors and doorsets in timber, veneer and composites. Our range of windows are available in many styles including traditional sliding sash.

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Epwin Group offers a complete range of low maintenance building products. We manufacture and supply almost any external plastic building product for domestic building from our range of roofline, cladding, windows, doors, conservatory roofs, guttering, cavity closers, curtain walling and soil pipes & fittings

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.

Solarlux are the leading manufacturer of thermally broken aluminium, triple laminated timber and all glass sliding/folding systems. Our ranges are Tested for both thermal and acoustic efficiency. The Solarlux range is suitable for apartments, stadia, leisure facilities, spas and swimming pools as well as domestic situations. Solarlux also manufacture sliding glass facade systems for shops and commercial premises, glazed balcony enclosures, glazed canopies, frameless glass facade atria and conservatories..

Paragon Joinery produce purpose made timber doors, windows, roof lanterns & Staircases. PARAGON sources its own timber from its associate company ETP Ltd. (ENGINEERED TIMBER PROFILES LTD) who also supply other window manufacturers with laminated timber sections or profiles, impregnated and factory finished if required.

Formes Alutek provides a range of services to the construction industry by manufacturing and installing thermally efficient Aluminium, composite Aluminium/Timber curtain walling, windows and glazed doors. We are specialists in curved aluminium windows and curtain walling. We also manufacture ranges of aluminium folding and sliding doors, louvres, fire rated doors and windows to the New Build and Refurbishment sectors of the market.