Thanks will wait till the rain stops and give it a go hahaOpen the roof part way (support it with a block of wood at the front to stop it closing again)
Clean all the seals and check they're not coming away or damaged
If all good then get some Gummi pflege and / or silicone spray and liberally treat all the seals.
https://forums.mercedesclub.org.uk/...-leaks-new-version.142371/page-4#post-1554316Thank you , Lostkiwi do you have a link to the guide I should follow ? There seems to be several different guides . Cheers