Had a look at the TA air filter last night and thought I'd best check before I start having a go.
Found this
https://www.google.co.uk/url?sa=t&r...dCTcKZRaOEa0bA&bvm=bv.148747831,d.d2s&cad=rja
Just in case it vanishes from the net I've attached it too
SOFIMA INGLESE
View attachment Twinair - Air Filter SOFIMA INGLESE.pdf
Found this
https://www.google.co.uk/url?sa=t&r...dCTcKZRaOEa0bA&bvm=bv.148747831,d.d2s&cad=rja
Just in case it vanishes from the net I've attached it too
SOFIMA INGLESE
View attachment Twinair - Air Filter SOFIMA INGLESE.pdf