{"product_id":"multi-leaf-volume-control-dampers-vcd-1","title":"Multi-leaf Volume Control Dampers (VCD)","description":"\u003cp data-start=\"191\" data-end=\"619\"\u003e\u003cstrong data-start=\"210\" data-end=\"253\"\u003eMulti-leaf Volume Control Dampers (VCD)\u003c\/strong\u003e are used in HVAC systems to regulate and balance airflow in duct networks. By adjusting multiple parallel blades, they allow precise control of air volume, helping achieve uniform distribution across different zones. VCDs are widely used in commercial, industrial, and large residential ventilation systems to optimise comfort, efficiency, and system performance.\u003c\/p\u003e\n\u003cp data-start=\"621\" data-end=\"636\"\u003e\u003cstrong data-start=\"621\" data-end=\"634\"\u003eMaterial:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"637\" data-end=\"999\"\u003e\n\u003cli data-section-id=\"1g19ys\" data-start=\"637\" data-end=\"728\"\u003e\n\u003cp data-start=\"639\" data-end=\"728\"\u003e\u003cstrong data-start=\"639\" data-end=\"650\"\u003eCasing:\u003c\/strong\u003e Galvanised steel or stainless steel for durability and corrosion resistance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"frwiqr\" data-start=\"729\" data-end=\"827\"\u003e\n\u003cp data-start=\"731\" data-end=\"827\"\u003e\u003cstrong data-start=\"731\" data-end=\"742\"\u003eBlades:\u003c\/strong\u003e Aluminium or steel, sometimes with rubber or silicone edge seals to reduce leakage\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1qjkz89\" data-start=\"828\" data-end=\"911\"\u003e\n\u003cp data-start=\"830\" data-end=\"911\"\u003e\u003cstrong data-start=\"830\" data-end=\"851\"\u003eShaft \u0026amp; Bearings:\u003c\/strong\u003e Stainless steel or zinc-plated steel for smooth operation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"snhk9o\" data-start=\"912\" data-end=\"999\"\u003e\n\u003cp data-start=\"914\" data-end=\"999\"\u003e\u003cstrong data-start=\"914\" data-end=\"928\"\u003eActuation:\u003c\/strong\u003e Manual handle, gear, or compatible with electric\/pneumatic actuators\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1001\" data-end=\"1033\"\u003e\u003cstrong data-start=\"1001\" data-end=\"1031\"\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003col data-start=\"1034\" data-end=\"1393\"\u003e\n\u003cli data-section-id=\"1ai9dzp\" data-start=\"1034\" data-end=\"1095\"\u003e\n\u003cp data-start=\"1037\" data-end=\"1095\"\u003eAdjustable multi-leaf blades for precise airflow control\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"sq3n7x\" data-start=\"1096\" data-end=\"1150\"\u003e\n\u003cp data-start=\"1099\" data-end=\"1150\"\u003eSuitable for rectangular or circular duct systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1jqciwz\" data-start=\"1151\" data-end=\"1195\"\u003e\n\u003cp data-start=\"1154\" data-end=\"1195\"\u003eManual or motorised operation available\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"whigio\" data-start=\"1196\" data-end=\"1269\"\u003e\n\u003cp data-start=\"1199\" data-end=\"1269\"\u003ePressure rating: low to medium pressure systems (typically 0–500 Pa)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"67pv7i\" data-start=\"1270\" data-end=\"1393\"\u003e\n\u003cp data-start=\"1273\" data-end=\"1393\"\u003eSizes customizable to duct dimensions; standard finishes: galvanised steel, optional powder coating or stainless steel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Direct Duct Supplies","offers":[{"title":"100mm","offer_id":57219751903557,"sku":null,"price":49.0,"currency_code":"GBP","in_stock":true},{"title":"125mm","offer_id":57219751936325,"sku":null,"price":57.0,"currency_code":"GBP","in_stock":true},{"title":"150mm","offer_id":57219751969093,"sku":null,"price":57.0,"currency_code":"GBP","in_stock":true},{"title":"160mm","offer_id":57219752001861,"sku":null,"price":62.0,"currency_code":"GBP","in_stock":true},{"title":"200mm","offer_id":57219752034629,"sku":null,"price":62.0,"currency_code":"GBP","in_stock":true},{"title":"224mm","offer_id":57219752067397,"sku":null,"price":71.5,"currency_code":"GBP","in_stock":true},{"title":"250mm","offer_id":57219752100165,"sku":null,"price":71.5,"currency_code":"GBP","in_stock":true},{"title":"300mm","offer_id":57219752132933,"sku":null,"price":81.0,"currency_code":"GBP","in_stock":true},{"title":"315mm","offer_id":57219752165701,"sku":null,"price":87.0,"currency_code":"GBP","in_stock":true},{"title":"355mm","offer_id":57219752198469,"sku":null,"price":87.0,"currency_code":"GBP","in_stock":true},{"title":"400mm","offer_id":57219752231237,"sku":null,"price":95.0,"currency_code":"GBP","in_stock":true},{"title":"450mm","offer_id":57219752264005,"sku":null,"price":103.0,"currency_code":"GBP","in_stock":true},{"title":"500mm","offer_id":57219752296773,"sku":null,"price":114.0,"currency_code":"GBP","in_stock":true},{"title":"560mm","offer_id":57219752329541,"sku":null,"price":143.0,"currency_code":"GBP","in_stock":true},{"title":"630mm","offer_id":57219752362309,"sku":null,"price":160.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1037\/5168\/0325\/files\/MULTI_BLADE_Circular_VCD-e1507192493517.jpg?v=1771760339","url":"https:\/\/directductsupplies.com\/products\/multi-leaf-volume-control-dampers-vcd-1","provider":"Direct Duct Supplies","version":"1.0","type":"link"}