Yes, it is possible to rent or hire a narrowboat for a canal holiday in the UK. There are many companies that offer narrowboat rentals, and you can choose from a variety of boats that range in size from two-person boats to larger boats that can accommodate groups of six or more. When renting a narrowboat, you will typically need to provide a deposit and proof of insurance, and you will be given a thorough briefing on how to operate the boat safely. It is important to have some prior boating experience or to take a narrowboat handling course before embarking on your canal holiday.