Overview Reviews Product Description ZoneTight™ (QCV), 1", 2-way, Cv 8.2 |Configurable Valve Actuator, Non fail-safe, AC/DC 24 V, On/Off, Floating point Product Videos Custom Field Product Reviews (No reviews yet) Write a Review Write a Review × Belimo Belimo Z2100QS-K+CQX24-3 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name *Email *Review Subject *Comments