The flow pipe from mains to water2 didn't fit my one, but I made an adaptor up (see picture, an additional flexi hose that has the correct end to then connect into copper), that worked well. My wife has complained to me for years that the water it is not nice compared to our old house. The water now tastes better and smells better, so this is good news, happy wife, happy life. Even though it didn't fit I gave it 5* as it's a good product and hard to cater for every single plumbing in UK homes,...