{"product_id":"resideo-honeywell-home-zd18x8tz-zone-control-damper","title":"Resideo - Honeywell Home ZD18X8TZ Zone Control Damper","description":"\u003cdiv\u003e\n\u003cp\u003eZone Control Damper from Resideo - Honeywell Home ZD18X8TZ delivers precise HVAC zoning with a rectangular, parallel-blade design for 18 x 8 inch ducts. This Zone Control Damper combines reliability with compact mounting, offering spring return, fail-safe operation, and normally open configuration for seamless airflow management.\u003c\/p\u003e \u003cp\u003eThe 24-volt AC motor (60 Hz) draws 8 VA and delivers 71 in-oz of torque to sweep a 90° blade. With a 30-second power-open and 10-second spring-return timing, it responds quickly to zoning changes while maintaining quiet operation across a wide temperature range (40 to 140 °F).\u003c\/p\u003e \u003cp\u003eDesigned for HVAC systems with a maximum static pressure of 1 inch WC and a pressure drop under 0.0329 inch WC at 800 feet per minute, this damper maintains efficient airflow. Side-mount motor, LED indication option, and simple wiring (M1-Power, M6-Common, M4-LED optional) streamline installation and diagnostics.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cb\u003eRectangular, parallel blade damper\u003c\/b\u003e for precise control\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eSpring-return, fail-safe\u003c\/b\u003e operation with normally open default\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMechanical visual position indicator\u003c\/b\u003e for quick status checks\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eLow pressure drop\u003c\/b\u003e and high static pressure tolerance (≤ 1 in WC)\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003e24V AC motor\u003c\/b\u003e with 30s power-open \/ 10s spring return timing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Metropac","offers":[{"title":"Default Title","offer_id":47605558018270,"sku":"316651","price":225.74,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/0034\/7102\/files\/00379085_092de3bc-bdcf-4ae9-bd9d-994ccec51e02.jpg?v=1765818580","url":"https:\/\/newenglandsupplyhouse.com\/products\/resideo-honeywell-home-zd18x8tz-zone-control-damper","provider":"New England Supply House","version":"1.0","type":"link"}