{"product_id":"sys100-wall-outlet-grv-flap-d100-te","title":"System100 Wall Outlet with Gravity Flaps Ø100mm Terracotta","description":"\u003cp\u003eA \u003cstrong\u003eSystem100 wall outlet with gravity flaps for Ø100mm round duct, measuring 155 x 155 x 30mm in terracotta\u003c\/strong\u003e. Designed to provide a clean, weatherproof external wall termination for round ventilation ductwork, the gravity-operated flaps open freely under fan airflow and fall shut the moment the fan stops — keeping cold draughts and insects out of the duct run. The warm terracotta finish blends naturally with traditional brick and clay-tile external wall finishes, making it a popular choice for period properties and rural settings.\u003c\/p\u003e\u003cp\u003eCompatible with Ø100mm round ductwork. Supplied as a single unit.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem:\u003c\/strong\u003e Domus System100\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Wall outlet with gravity flaps\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDuct connection:\u003c\/strong\u003e Ø100mm round\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 155 x 155 x 30mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColour:\u003c\/strong\u003e Terracotta\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e V4900T\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eAlso available in \u003ca href=\"\/products\/sys100-wall-outlet-grv-flap-d100-wh\"\u003eWhite\u003c\/a\u003e, \u003ca href=\"\/products\/sys100-wall-outlet-grv-flap-d100-br\"\u003eBrown\u003c\/a\u003e, and \u003ca href=\"\/products\/sys100-wall-outlet-grv-flap-d100-cm\"\u003eCream\u003c\/a\u003e. For a cowled version with integrated damper, see the \u003ca href=\"\/products\/sys100-vent-cowl-damp-d100-terra\"\u003eSystem100 Cowled Wall Outlet with Damper Terracotta\u003c\/a\u003e. Browse the full \u003ca href=\"\/collections\/domus-ventilation\"\u003eDomus Ventilation range\u003c\/a\u003e.\u003c\/p\u003e","brand":"DOMUS VENTILATION","offers":[{"title":"Default Title","offer_id":62849780285789,"sku":"V4900T","price":1.51,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0968\/4100\/7453\/files\/V4900T.jpg?v=1772270086","url":"https:\/\/www.blum.org.uk\/products\/sys100-wall-outlet-grv-flap-d100-te","provider":"Hart Wholesale","version":"1.0","type":"link"}