"Normally use end feed fittings, But the hot water gate valve would not shut off completely, so could not solder. Ideal fittings if you have water weeping back, Or you don't have soldering kit. You just need a couple of spanners. Job done."
"They work as they should. Would prefer copper olives (brass in these) as they wouldn't need to be tightened so much to seal but they'll do the job. 99 years guarantee....if you can still find and read the receipt after that time. ;-) Good value if you need 2, perhaps they could be made available singly?"