I asked as I to live in Kent and work on the medway estate and was curious where they were based?
It really is a simple job, Ive got to do my series 2 in the next few weeks assuming it ever stops raining, I will be doing it at work on the flat outside the workshop, Pm me some contact details and when I do it you can come along for a look see.
1 hour once a year keeps the thing well coated