July 2004
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This photo shows a standard rooftop grease trap full of animal fat and grease.

Photo courtesy of Coastal Enviro-Solutions Inc., Watertown, Conn.

From the article: Controlling rooftop grease
Issue: July 2004



This photo shows a rooftop drain that distributes grease contaminants into the environment.

Photo courtesy of Coastal Enviro-Solutions Inc., Watertown, Conn.

From the article: Controlling rooftop grease
Issue: July 2004



This photo shows a roof system damaged from grease contamination.

Photo courtesy of Coastal Enviro-Solutions Inc., Watertown, Conn.

From the article: Controlling rooftop grease
Issue: July 2004



A bucket placed under a drain spout of an exhaust fan to collect contaminants does not meet industry standards. This common contraption still is being used within the food-service industry.

Photo courtesy of Coastal Enviro-Solutions Inc., Watertown, Conn.

From the article: Controlling rooftop grease
Issue: July 2004



A roofing worker installs a drip pan that can accommodate a grease "diaper," which is easy to maintain and can expand for maximum protection.

Photo courtesy of Coastal Enviro-Solutions Inc., Watertown, Conn.

From the article: Controlling rooftop grease
Issue: July 2004



Crafts-Farrow Building 1 before the reroof displays clay tiles and metal dormers.

Photo courtesy of ADC Engineering Inc., Hanahan, S.C.

From the article: A healthy change
Issue: July 2004



The building after the project—the dormers have been eliminated, and the clay tiles have been replaced with architectural shingles.

Photo courtesy of ADC Engineering Inc., Hanahan, S.C.

From the article: A healthy change
Issue: July 2004



Plywood was installed over the wood sleepers and dried in with a waterproofing underlayment.

Photo courtesy of ADC Engineering Inc., Hanahan, S.C.

From the article: Focus
Issue: July 2004



Workers installed a metal deck to match the existing terra-cotta deck.

Photo courtesy of ADC Engineering Inc., Hanahan, S.C.

From the article: A healthy change
Issue: July 2004


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