1.   Also, two manufacturers of fiberglass shingles produced defective shingles some years ago and they failed prematurely, resulting in class-action suits against them.

2.   A. Certainteed is a reputable company, and fiberglass shingles are OK to use.

3.   Fiberglass shingles have a fiberglass core covered with asphalt.

4.   Fiberglass shingles are state-of-the-art products, and widely available with good warrantees.

5.   Fiberglass shingles have a core of fiberglass, also covered with asphalt and stones.

6.   He said fiberglass shingles are treated with a sealing agent that helps keeps shingles from flying off in a high wind.

7.   I am replacing my roof, and the roofer suggested using Certainteed fiberglass shingles.

8.   I received several suggestions, including fiberglass shingles and hand nailing.

9.   I am sure their current fiberglass shingles are OK.

10.   Q. We have fiberglass shingles on our roof that are still in pretty good condition.