..what they called a garderobe inside the castle. The actual water closets were a wood constructed closet with a hole in the wooden seat. The plumbing consisted of a passage that led down the inside of the castle walls and opened into the castle's sewer system below. The very rich would use strips of linen as toilet paper. A gong farmer was in charge of cleaning the latrine pits under the castle and making sure they did not get clogged. These garderobes might be contained in privy rooms, a separate room near the Lord's quarters that held a large tub for bathing.