1. Chicago Gasket Co 1285 W North Ave, Chicago, IL 60642 Coordinate: 41.91061,-87.66007 Phone: (773) 486-3060
2. Dike-O-Seal Inc 3965 S Keeler Ave, Chicago, IL 60632 Coordinate: 41.82034,-87.72822 Phone: (773) 254-3224