After you purchase a wowcher, instead of redeeming it with the merchant, you may redeem it by claiming a Wowcher Wallet Credit which will be valid for 30 days beyond the expiry date of the wowcher.
If you claim a Wowcher Wallet Credit, it will be of an amount equal to 100% of the purchase price of the Wowcher if the claim is made not more than 30 days after the date of issue of the Wowcher, or 50% of the purchase price of the Wowcher if the claim is made more than 30 days after the date of issue of the Wowcher but before the end of the Wowcher validity period.