{"product_id":"csp","title":"Flat roof smoke ventilation system CSP","description":"\u003cp\u003eInnovative solution for a flat roof where smoke ventilation is required. Available for 0.88m² (100x100cm) or 1.3m² (120x120cm) of smoke-fee ventilation area. Double glazed window. **PROTECTIVE POLYCARBONATE DOME IS REQUIRED AND SHOULD BE ORDERED SEPARATELY** Smoke sensors, control systems and break glass units to be purchased separately. A control unit is required even if the window is to be triggered by a fire alarm system. Completed installation is AA fire rated. Tested \u0026amp; certified to EN ISO 12101-2.\u003c\/p\u003e","brand":"VELUX","offers":[{"title":"Default Title","offer_id":57008191766915,"sku":"CSP","price":0.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0967\/9582\/0419\/files\/120930-01-s_87282d33-352b-4813-8ae5-90e894ae042d.jpg?v=1765275605","url":"https:\/\/deluxeroofwindows.co.uk\/products\/csp","provider":"Deluxe Roof Windows","version":"1.0","type":"link"}