Professional contractors prefer this Kunkle 6000 series model for its dual control rings

buzzing excessively

Its low-air consumption design optimizes system efficiency

causing the heat exchanger to overheat

ASCO 304-691 Rebuild Kit Els PW 17895 Professional contractors prefer this KunkleThe ASCO 304 691 Rebuild Kit is a precision engineered solenoid valve repair kit designed specifically for the maintenance of 2 way normally open solenoid valves. Compatible with ASCO 8215 series models including 8215C053, 8215C063, and 8215C073, this kit provides all critical internal components to restore factory level performance to your HVACR or industrial pneumatic systems. Each ASCO replacement part in the kit, such as the solenoid base sub