At Asda Coryton branch in Cardiff. Unable to get link or details but it is the circular type and seems the standard size ( 80 litres?) About 20 in the entrance foyer. Cheapest I've seen
Asda Delivery & Returns Information
Prices vary depending on the delivery slot you choose.
The minimum basket value is £40 for home delivery, and £25 for click and collect orders, otherwise a £3.00 charge applies.
Refunds - The quickest way to get a refund is to hand it straight back to the driver. Or, if you’re collecting from a locker, just leave your unwanted item in the locker. Refunds usually takes 3 to 5 days depending on your bank. At busy times it may take a little longer.