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Article: What's up: why aren't roofs lasting longer? (includes related article)
- Article from:
- Buildings
- Article date:
- May 1, 1991
- Author:
CopyrightCOPYRIGHT 1991 Stamats Communications, Inc. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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Earlier this century, roofs could be counted upon to deliver 30 to 40 years of faithful service, but obtaining even half of that longevity today would constitute a fulfilled dream for most building professionals. What has caused such a substantial decline in roofing life cycle?
Of material and manpower
Roofing contractors typically issue 2-year guarantees on labor for an installation project because the Chicago-based National Roofing Contractors Association (NRCA) has documented - following 104 years of closely monitoring the roofing industry - that most problems developing within the first two years are invariably labor-related.
The ...