GOOD NEWS. . . . The PICTURE UPLOAD FUNCTION IS WORKING !!! The tech folks at the parent company have been able to remedy the issue. You can upload pictures once again. Thank you for your patience.
It's not teak, it's the UK equivalent of Flexiteek and other similar makes and is bonded down using Saba Sealtak 750 which is a polyurethane adhesive sealant and doesn't mind temperatures down to about 6º C.
