They will fail, an air gap can never fail. Do you want to drink tap water backfilled from Mohammed’s toilet if he leaves the head in the toilet after sticking it down there to try and unblock it!
This has nothing do with this great video but there a flue fitted on the new house on the old Christy site you can see it from the road can’t have been fitted by a Registered fitter
Are you sure about that. With 90% of the UK walking around with errr, you know, in their cracks I think there might be a hygiene problem. So long as they're happy. Waste of money too. Plus in the next lockdown they'll be snookered.
Are you sure... With 90% of the UK walking round with chocolate in their crack. Might be a bit of a hygiene issue, costs money, extra unneeded paper down the sewage. In a lockdown you have to fight for paper. Nothing like water. If you've ever had a baby poonami to deal with you'd know water is winning.
