Possible Clues:

• Hoses out a mucky building
• Building old and as you see unfinished
• Place for drying out before getting drunk
• See this building, something round, when you go to the South East
• Hops in there
• Building where hops are dried
• Hops in there where it's hot, so a use of it can be made
• Hops in here to dry off, as if trapped by river?
• Building old and, as you see, incomplete
• Promise involving small flower, which is symbolic of Kent