Is it possible to invest in UK Funds (eg, Fundsmith Equity I Acc?
If they are listed and traded on a recognised exchange then yes.
No, they are not traded on any exchange. These are open ended funds and transactions are managed by the fund managers.
So no is the answer. Fidelity or Hargreaves potentially the way to go then.
You can always make a pie based on the fund’s holdings, which would cut out the 1%ish fee in the case of Fundsmith: