J.E. Adams Industries manufactures equipment for the high-pressure car wash industries. Its products include rotary switches, service doors, shampoos/spots/fragrances, cleanout bins, medeco locks, quick-change filter bags, Ginsan Multitron 4-coin electronic acceptors, MARS series 2000 $1- and $5-bill acceptors, 10-amp inline fuses, HP air compressors and large digital display scroll message boards. J.E. Adams Industries is headquartered in Cedar Rapids, Iowa.