British supermarket Asda has refinanced over 3.2 billion pounds ($4.0 billion) of debt, pushing out the majority of its maturities into the next decade, it said on Friday.

Asda, the UK's third largest grocer, is owned by brothers Zuber and Mohsin Issa and private equity firm TDR Capital.

($1 = 0.7974 pounds) (Reporting by James Davey; editing by Sarah Young)