1.   And that means ripping off the old shingles.

2.   Be sure to remove the old shingles first.

3.   A roofer proposes to put a rubber roof over the old shingles.

4.   A rubber roof is supposed to go over bare sheathing, which means that your old shingles should be stripped.

5.   But he added that the company recommends not putting its product over old shingles or clapboards, but over level and even sheathing.

6.   Can you shingle over old shingles or old clapboards?

7.   I live in a windy area on Cape Cod, which may account for some loss, but my old shingles lasted many years.

8.   Is there a rule on stripping or not stripping the old shingles?

9.   Q. I am having vinyl siding installed on my house, with a thin layer of foam insulation on top of the old shingles and under the siding.

10.   Q. My roofer plans to put new roof shingles over old defective Bird shingles.