What Size Fender For My Boat - Rule of thumb 2 = 1 fender per 10 feet of low waterline length. There is another old rule of thumb for this as well. Web the size of the boat and the fender: The rule of thumb for the boat fenders is that its diameter has to be at.
The rule of thumb for the boat fenders is that its diameter has to be at. There is another old rule of thumb for this as well. Rule of thumb 2 = 1 fender per 10 feet of low waterline length. Web the size of the boat and the fender: