This can be done through the Tesco Clubcard website to exchange your points for an individual Standard Merlin Annual Pass.
By visiting the Tesco Clubcard website, you will be required to select the amount of Clubcard vouchers you want to exchange. You will then be sent an email with your Clubcard order confirmation and your Reward Partner voucher code. Click the link in the email to the Reward Partner site and enter your voucher code where asked.
Your Merlin Annual Pass/es will then be posted out to you within 3-5 working days of purchase.