Feb 26- Home Depot Inc reported a higher quarterly profit, aided by improvements in the U.S. housing market and sales tied to Hurricane Sandy, helping the world's No. 1 home improvement chain outshine rival Lowe's Cos Inc for the 15th straight quarter.
*Home Depot declines to say when it made the decision. TORONTO, Feb 11- Shares of BlackBerry fell 3 percent on Monday after U.S. home improvement retailer Home Depot Inc said it is replacing the BlackBerry smartphones it provides its executives and managers with Apple Inc's iPhone.