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Calvert: J.W. Calvert Mfg. Co.
See also: - 05 73 00 - Decorative Metal Railings - 05720 - Ornamental Handrails and Railings - 08 01 52 - Operation and Maintenance of Wood Windows - 08 11 00 - Metal Doors and Frames - 08 11 63 - Metal Screen and Storm Doors and Frames - 08 11 66 - Metal Screen Doors and Frames - 08 11 69 - Metal Storm Doors and Frames - 08 51 13 - Aluminum Windows - 08 53 00 - Plastic Windows - 08100 - Metal Doors and Frames - 08180 - Metal Screen and Storm Doors - 08520 - Aluminum Windows - 08560 - Plastic Windows - 08590 - Window Restoration and Replacement |