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Established in 1886, NRCA is one of the construction industry's oldest trade associations and the voice of professional roofing contractors worldwide. |
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RCI, Incorporated is an international association of professional consultants, architects, and engineers who specialize in the specification and design of roofing, waterproofing and exterior wall systems. |
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RCI-Mercury is a dynamic, comprehensive, searchable online library that includes technical, historical, and innovative roofing and waterproofing information. |
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Creators of this website, 12 Grain Studio is a creative firm dedicated to providing quality design and creativity to every single project they develop. |
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