What do you use to seal the inner wing to the rear wing? It seems to be a seal that is oval and about 12mm by 7mm? Is there a 'draft excluder' that works at that location.
What about a bit of help to keep the water at bay (as it were) like: 9mm of this: https://www.ebay.co.uk/itm/1M-Water...var=584600005897&_trksid=p2057872.m2749.l2649
