In order to register a Kingspan solar evacuated tube product for a 20 year warranty, the system must be installed by a registered installer and comply with the guidelines in the Kingspan "Technical Design Guide" and the "Installation Manual". The form below may only be accessed by a registered installer entering an appropriate Kingspan installer number. If you require the number to be reissued, please contact the Kingspan office on 028 3836 4500 or e-mail info@kingspansolar.com