*Terms and conditions apply. Referral details must be submitted via the official referral form before the new member joins. Referrals cannot be backdated. The offer applies only to the primary adult member (18+) on a family or joint membership when the joining fee is paid in full. The scheme is not available on discounted membership offers. The referral scheme is not available for junior memberships. Offer applies only to paid full annual memberships or memberships paid via Direct Debit. New members must have completed their membership contract and paid all joining fees in full before referral benefits can be activated. Referral credit and monetary vouchers cannot be used towards future membership subscriptions or joining fee payments. Vouchers issued as part of this promotion are valid for 3 months from the date of issue and cannot be extended. Vouchers cannot be exchanged for cash. This offer cannot be used in conjunction with any other promotion, discount or offer.