I found them for anyone still in need https://upvcspares4repairs.co.uk/upvc-anglian-door-centre-seal-match-weather-rubber-gasket-black.html?gad_source=1&gbraid=0AAAAADhSOyfSGVe16B3mFOZHRrGLkRsB-&gclid=CjwKCAjwhvi0BhA4EiwAX25uj9RXRPfZID0Spz3H9jY81sd0Eid1JSkscN4k4kBHt5kuEecklZcU1hoCkHgQAvD_BwE...
