Your Price: $425.00 PN: NP-0022-0571A Description: ACD, block only. (2 filters) FUNCTION/RATING: Auto draining of condensate seperators. 5000psi maximum. INCLUDES: 2 drain block assembly, manual bleeders w/ safety chains. REQUIRES: Timer, solenoid, plumbing. Kit is available (use NP-0022-0648AK). ORIGIN: 100% made in USA.