{"product_id":"damper","title":"Elta Damper","description":"\u003cdiv class=\"product-description\"\u003e\n\u003ch2\u003eDamper\u003c\/h2\u003e\n\u003cp\u003eThis inline damper is designed to prevent reverse airflow when the fan is not operating. It is a simple upgrade that helps stop unwanted draughts travelling back through the duct run, improving day to day comfort plus system control.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSelect models are available for next day delivery.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003eWhy fit a damper\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStops reverse airflow\u003c\/strong\u003e when the fan is off\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHelps reduce unwanted draughts\u003c\/strong\u003e through the duct\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable construction\u003c\/strong\u003e with a galvanised sheet steel case\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReliable operation\u003c\/strong\u003e via spring operated aluminium sheet blades\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSizes and product codes\u003c\/h3\u003e\n\u003cp\u003eChoose the damper by matching the fan or duct diameter. The range covers common sizes from 100mm through to 400mm.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct code\u003c\/th\u003e\n\u003cth\u003eFan dia (mm)\u003c\/th\u003e\n\u003cth\u003eWeight (kg)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e018-100-DAMPER\u003c\/td\u003e\n\u003ctd\u003e100\u003c\/td\u003e\n\u003ctd\u003e0.2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e018-125-DAMPER\u003c\/td\u003e\n\u003ctd\u003e125\u003c\/td\u003e\n\u003ctd\u003e0.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e018-150-DAMPER\u003c\/td\u003e\n\u003ctd\u003e150\u003c\/td\u003e\n\u003ctd\u003e0.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e018-160-DAMPER\u003c\/td\u003e\n\u003ctd\u003e160\u003c\/td\u003e\n\u003ctd\u003e0.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e018-200-DAMPER\u003c\/td\u003e\n\u003ctd\u003e200\u003c\/td\u003e\n\u003ctd\u003e0.6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e018-250-DAMPER\u003c\/td\u003e\n\u003ctd\u003e250\u003c\/td\u003e\n\u003ctd\u003e0.6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e018-315-DAMPER\u003c\/td\u003e\n\u003ctd\u003e315\u003c\/td\u003e\n\u003ctd\u003e1.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e018-355-DAMPER\u003c\/td\u003e\n\u003ctd\u003e355\u003c\/td\u003e\n\u003ctd\u003e1.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e018-400-DAMPER\u003c\/td\u003e\n\u003ctd\u003e400\u003c\/td\u003e\n\u003ctd\u003e2.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eSelection tip\u003c\/h3\u003e\n\u003cp\u003eIf you are ordering alongside a fan, match the damper diameter to the fan connection size. If you are replacing an existing unit, match the product code first then confirm the diameter.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0648\/4597\/1631\/files\/download-datasheets-banner.png?v=1760521797\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ctable style=\"width: 100%;\" width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 20.4379%;\"\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0648\/4597\/1631\/files\/Damper.pdf?v=1770629710\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0648\/4597\/1631\/files\/pdf-download-icon.png?v=1760521798\" alt=\"\"\u003e\u003c\/a\u003e\u003ca title=\"ODE Starflex Loft Roll (100mm \u0026amp; 200mm)\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0648\/4151\/5237\/files\/Acoustic_Mat_1.pdf?v=1709633062\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0648\/4151\/5237\/files\/epd-certificate-glasswool-44_1.pdf?v=1709632546\" title=\"Lunaflex Ductwrap Data Sheet\"\u003e\u003c\/a\u003e\u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0648\/4151\/5237\/files\/ODE_Duct-wrap_Datasheet.pdf?v=1709630634\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 78.1023%;\"\u003e\n\u003cp\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003cstrong data-end=\"2471\" data-start=\"2420\"\u003eProduct Data, Performance \u0026amp; Dimension Sheet\u003c\/strong\u003e\u003cbr data-end=\"2474\" data-start=\"2471\"\u003eProduct codes, diameter options plus weight information for the damper range, including construction details for correct specification. Click here to download the damper data sheet. \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0648\/4597\/1631\/files\/Damper.pdf?v=1770629710\"\u003e\u003cstrong\u003eClick here to download the full data, performance and dimension sheet.\u003c\/strong\u003e\u003c\/a\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cbr\u003eLooking to specify or purchase?\u003c\/strong\u003e \u003ca href=\"https:\/\/buyventilation.co.uk\/collections\/heat-recovery-units\"\u003e\u003cstrong\u003eExplore our full range of heat recovery ventilation units\u003c\/strong\u003e\u003c\/a\u003e or contact Buy Ventilation for expert guidance on selecting the right system for your project.\u003c\/p\u003e\n\u003cp\u003e\u003c!-- Sources: :contentReference[oaicite:0]{index=0} --\u003e\u003c\/p\u003e","brand":"BuyVentilation","offers":[{"title":"100mm","offer_id":56319847301506,"sku":null,"price":24.65,"currency_code":"GBP","in_stock":true},{"title":"125mm","offer_id":56462138966402,"sku":null,"price":24.65,"currency_code":"GBP","in_stock":true},{"title":"150mm","offer_id":56462138999170,"sku":null,"price":28.05,"currency_code":"GBP","in_stock":true},{"title":"200mm","offer_id":56462139031938,"sku":null,"price":39.95,"currency_code":"GBP","in_stock":true},{"title":"250mm","offer_id":56462139064706,"sku":null,"price":42.5,"currency_code":"GBP","in_stock":true},{"title":"315mm","offer_id":56462139097474,"sku":null,"price":52.7,"currency_code":"GBP","in_stock":true},{"title":"355mm","offer_id":56462139130242,"sku":null,"price":83.3,"currency_code":"GBP","in_stock":true},{"title":"400mm","offer_id":56462139163010,"sku":null,"price":83.3,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0648\/4597\/1631\/files\/damper_01.png?v=1770384879","url":"https:\/\/buyventilation.co.uk\/products\/damper","provider":"Buy Ventilation","version":"1.0","type":"link"}