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Home > About BWF > Joining the BWF > TWA Scheme

Register as a TWA Member

The TWA (Timber Window Accreditation) Scheme provides one of the most rigorous and best supported of the UK certification schemes for wood windows. All windows accredited under the Scheme are independently tested and audited to ensure they comply with the Scheme's standards, and are covered by a series of warranties.

The Scheme is managed by the BWF and includes manufacturers, as well as approved suppliers and installers, who play an important part in maintaining and advancing these standards.

What to expect

Thanks for finding out more about our BWF Primary Member scheme. Simply fill in our application form below, and we'll confirm your registration shortly. To complete this form you will need to have

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