Manufaturers of Hardwood roof lanterns, timber windows, timber folding sliding doors, hardwood conservatories, hardwood orangeries, aluminium folding sliding doors, timber roof lanterns and timber sash windows. Bespoke manufacturer of quality hardwood windows, doors and roof lanterns.

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.

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