That depends what "old kit" you're asking about... by posting in the TiVo forum I'd assume it's a TiVo box.
https://www.virginmedia.com/help/return-or-recycle-equipment is the documented list of what's normally expected back.
If you've been told anything specific that contradicts that page, then go with your specific advice. Otherwise, responsible recycling is the way to go.
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