{"product_id":"circular-backdraught-shutter-galvanised-100mm-to-400mm","title":"Circular Backdraught Shutter Galvanised – 100mm to 400mm","description":"\u003cp\u003eA circular backdraught shutter stops air flowing backwards through a duct when the fan is off, preventing draughts, heat loss and odours entering from outside. Lightweight aluminium blades open with the airflow and close by gravity, and the galvanised body fits between two ducts.\u003c\/p\u003e\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eGalvanised steel body with aluminium blades\u003c\/li\u003e\n\u003cli\u003eFits in line between two circular ducts\u003c\/li\u003e\n\u003cli\u003eGravity-closing, no power required\u003c\/li\u003e\n\u003cli\u003e9 diameters from 100mm to 400mm\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eInstall in the correct orientation for the direction of airflow.\u003c\/p\u003e","brand":"PureClima","offers":[{"title":"400 dia","offer_id":57593679806837,"sku":"VEDS400","price":90.25,"currency_code":"GBP","in_stock":true},{"title":"100 dia","offer_id":57593679839605,"sku":"VEDS100","price":10.22,"currency_code":"GBP","in_stock":true},{"title":"125 Dia","offer_id":57593679872373,"sku":"VEDS125","price":12.32,"currency_code":"GBP","in_stock":true},{"title":"150 Dia","offer_id":57593679905141,"sku":"VEDS150","price":18.98,"currency_code":"GBP","in_stock":true},{"title":"160 dia","offer_id":57593679937909,"sku":"VEDS160","price":16.88,"currency_code":"GBP","in_stock":true},{"title":"200 Dia","offer_id":57593679970677,"sku":"VEDS200","price":22.25,"currency_code":"GBP","in_stock":true},{"title":"250 dia","offer_id":57593680003445,"sku":"VEDS250","price":38.11,"currency_code":"GBP","in_stock":true},{"title":"315 dia","offer_id":57593680036213,"sku":"VEDS315","price":56.85,"currency_code":"GBP","in_stock":true},{"title":"355 dia","offer_id":57593680068981,"sku":"VEDS355","price":48.43,"currency_code":"GBP","in_stock":true}],"url":"https:\/\/pureclima.co.uk\/products\/circular-backdraught-shutter-galvanised-100mm-to-400mm","provider":"PureClima","version":"1.0","type":"link"}