Trying to find how much a Freesat from Sky card costs?

There is a customer chat box on FREESAT from Sky - Call now to order, so I wondered how much a replacement card was...
Please wait for a Sky Advisor to respond.
You are now connected with Pradeep
Pradeep: Welcome to Sky, Home of HD. You are chatting with Pradeep. May I take your name please?
You: Brian
Pradeep: Hi Brian, How may I help you with your Sky purchase today?
You: I just want to know what the current price and arrangements for replacement "Freesat from Sky" cards are
You: as in "you will have to purchase a new viewing card at our then applicable standard charge"
Pradeep: Is it only freeview channels you are looking for or would you like to subscribe to our TV packages?
You: I only wish you to answer the question I have posted
You: I am 200% aware of your sales patter
Pradeep: To order the viewing card for freeview channels the best thing for you to do is to ring the Freesat team on 08442 411 602 and they will assist you.
You: Right, I have to make a premium rate call to find out how much a card costs?
Pradeep: It cost around £20 - £25.
You: around?
You: Is that official Sky pricing?
Pradeep: Unfortunately, we do not send the viewing for freeview so we are not aware about the exact price for freesat card.
You: So, why does this chat box appear on http://www.sky.com/shop/freesat/home/ ?
Pradeep: I would suggest you to contact our dedicated team for more information.
You: Also, I presume you don't mean "Freeview" at all.
Pradeep: Yes