This Illinois company makes custom insulated curbs for metal buildings, designed to accommodate any rooftop equipment and conform to any roof pitch. The curbs are fabricated using No. 14 and No. 18 Ga. AZ-55 Galvalume with welded construction, built-in diverter and conforming notches. This ensures compatibility and a water-tight seal. Optional features include aluminum construction, extra height, non-insulated construction, fully welded curb to roof panel and more.

Thybar Corp., 913 South Kay Ave., Addison, IL 60101; 800/666-CURB; fax 630/543-5309.

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