1 Start 2 About your home 3 Confirmation 4 Complete All questions must be answered, unless marked (optional) Please use this form to register your interest in the Great British Insulation Scheme The Great British Insulation Scheme is due to launch soon. Use this form to register your interest in the Great British Insulation Scheme if you're an EDF customer. Once you have registered your interest, we'll contact you about the next steps when the scheme opens. Contact details Mobile phone number This number will be used to send you an SMS when we need more info from you. Address details Postcode Address line 1 Address line 2 (optional) Town / City County (optional) E-mail address (optional) This is an email address that you're happy we contact you on when we open our scheme. EDF account number (optional) EDF account number can be12 digits long, and start with '67' or 10 digits long and start with A-