Yes, the next projects are to:
renovate the wife's en-suite shower room (we want to keep the delightful peach coloured suite but replace all the fittings).
upgrade the bedroom radiators to type 22s.
get myself an outside sink...
Amusingly, Grohe promotes that video as instruction for fitting the kit, despite the fact that the video doesn't show a w.c. pan at all and the procedure followed does not according with the Grohe documentation.
You've hit the nail on...
We recently installed a Grohe Rapid SLX frame/cistern and connected it to a Grohe Sensia Arena wc/bidet.
We found out too late (after everything was tiled in and operational) that the 'pre-flush' and 'auto-flush' functions rely on Grohe...
I am Jeff Hammersley, someone who has gotten through 68 years without learning anything about plumbing or heating work.
Instead I spent my time as a 'professional button pusher' developing some of the largest databases in Europe...