Honeywell TrueZONE ZD8x20TZ 8in x 20in Parallel Blade Zone Damper

ZD8x20TZ HONEYWELL TRUEZONE PARALLEL BLADE ZONE DAMPER 8X20 The ZD is a power close and spring open damper. It has a 24-volt motor used to control circulating air in heating, cooling and ventilating systems. It is used when a normally-open damper is required. The ZD is typically used with the TrueZONE systems and other electronic zoning systems. Features Kevlar gearing reduces wear, more than doubling damper life. Adjustable range stops. Mechanical visual position indicator for damper status. Solid construction using extruded aluminum frame and blades. Parallel blade design for low leakage performance. Quieter operation with fewer blades. Simple, easy-to-wire, two-wire installation. Reliable, strong, 24-volt spring-return motor. Fail-safe, normally open operation. Compatible with conventional and networked zoning. Ordering Instructions: Order ZD (dimension 1) x (dimension 2). (Moto