Specifications include, but are not limited to: A. Step I Activator Arch with roof, sides, front and rear systems (separate rear concentration control) 304 Stainless Steel, 2” X 2” X 1/8” Wall Square Tubing Framework with 1” Schedule 80 PVC Spray Pipes. a. 18 - Front Side Nozzles, H1/4U-PVC5010 b. 12 - Front Wheel Wash Nozzles, H1/4U-PVC1510 c. 6 - Front Bug Wash Nozzles, H1/4U-PVC2570 d. 6 - Front Top Nozzles, H1/4U-PVC1510 e. 6 - Rear Top Nozzles, H1/4U-PVC4070 f. 157 Gallon Step I Activator Poly Tank, Front i. J.D. Gould ¾” Solenoid Fill Valve ii. MDM 1000, ½ HP Pump (20 gpm @ 40 psi), 3450 rpm with PVC impeller and housing, 220/110 volt, single phase. g. 157 Gallon Step I Activator Poly Tank, Rear i. J.D. Gould ¾” Solenoid Fill Valve ii. MDM 1000, ½ HP Pump (20 gpm @ 40 psi), 3450 rpm with PVC impeller and housing, 220/110 volt, single phase.