A range of both 2 and 3-year fixed and tracker mortgages will be available up to a maximum loan to value of 75% with rates starting at 3.19%.
The products provide access into the market for those customers who decide not to sell their current residential property but instead want to become a landlord either for the first time or adding to their existing portfolio.
Phil Rickards, head of BM Solutions, said: “Let-to-buy is a growing sector and one that provides flexibility for a growing number of borrowers. It has become more popular in recent years as a stepping stone into the buy-to-let market.
"In the right circumstances it means that homemovers can take advantage of strong demand in the rental market by keeping their initial property as an investment for the future.”