Your Price: $230.00 PN: NP-0022-0570A Description: ACD, block only. (1 filter) FUNCTION/RATING: Auto bleeding of condensate seperators. 5000psi maximum. INCLUDES: 1 Drain block assembly, Manual bleerers w/ safety chain. REQUIRES: Timer, solenoid, plumbing. Kit is available (use NP-0022-0647AK). ORIGIN: 100% made in USA.