Property experts are warning homeowners to get financial advice before giving up their tracker mortgage.

It's after AIB and its subsidiaries EBS and Haven announced it's to allow its customers retain their tracker mortgages if they want to buy a new home.

Customers can pay the existing tracker rate, plus a further 1% for the duration of the mortgage. Any additional money borrowed would be subject to the higher variable or fixed interest rates.

It's hoped these new tracker-transfer products will help ease the housing shortage in Dublin. But Karl Deeter of Irish Mortgage Brokers isn't so sure: