turn off the water, cut the horizontal pipe leaving about 30mm on the horizontal bit, then fit the tee you pictured and simply put the other cut end into the tee, if it didnt have a flexi you would need to cut 15mm off the pipe to accomodate the tee, but as its a flexi it will simply move the 15mm along,
lets have a competiton, someone said they would do it in 10 mins, i say 8mins, and thats only cause my knees are dodgy and it would take me longer to get down and back up again
lets have a competiton, someone said they would do it in 10 mins, i say 8mins, and thats only cause my knees are dodgy and it would take me longer to get down and back up again