11.   A better way to stop the leaks, and the ice dams themselves, is to have a cold roof.

12.   A final bonus of a ridge vent is that it often eliminates or reduces the likelihood of ice dams in the winter.

13.   A house with a warm attic has a warm roof, and it is this warm roof that causes ice dams.

14.   A. The rubberized membrane will help avoid problems such as ice dams.

15.   A. The white rubbery strip will not prevent ice dams but rather should prevent dammed water from backing up under the shingles and into the house.

16.   After tracing the leak to an ice dam on the roof over the kitchen, Ms. Stein and her husband were powerless to do anything about it.

17.   But along with comfort and lower fuel bills, caulking, insulation and efficient heating may create an unexpected problem, the formation of ice dams on the roof.

18.   But that does not explain why you did not get ice dams before the new roof was installed.

19.   But the ice dam was structurally weak.