SUB-4% mortgages are making a comeback in the market, with one major lender igniting a fresh rate war as it prepares to launch new deals later this week. Santander said that from Thursday, borrower…

​  SUB-4% mortgages are making a comeback in the market, with one major lender igniting a fresh rate war as it prepares to launch new deals later this week. Santander said that from Thursday, borrower…  

SUB-4% mortgages are making a comeback in the market, with one major lender igniting a fresh rate war as it prepares to launch new deals later this week. Santander said that from Thursday, borrower…