{"product_id":"fakro-dmc-c-p4-secure-manually-operated-double-glazed-domed-flat-roof-window","title":"Fakro DMC-C P4 Secure Manually Operated Double Glazed Domed Flat Roof Window","description":"\u003ch3\u003eFakro DMC-C P4 Secure Manually Operated Double Glazed Domed Flat Roof Window\u003c\/h3\u003e\n\nThe \u003cstrong\u003eFakro DMC-C P4 Secure Manually Operated Double Glazed Domed Flat Roof Window\u003c\/strong\u003e is designed for flat-roof spaces where security, natural daylight and reliable ventilation all matter. Its combination of secure double glazing, a durable polycarbonate dome and simple manual operation makes it a practical choice for both residential and commercial properties.\n\nBuilt with security in mind, the DMC-C P4 features P4A laminated anti-burglary glazing and is certified to \u003cstrong\u003eRC2 security class (EN1627)\u003c\/strong\u003e. At the same time, its insulated construction helps limit heat loss, while the manual opening mechanism makes it easy to bring fresh air into the room whenever required.\n\n\u003ch3\u003eEnhanced Security with P4A Glazing\u003c\/h3\u003e\n\nSecurity is one of the key strengths of the DMC-C P4. It features \u003cstrong\u003eP4A anti-burglary laminated internal glass\u003c\/strong\u003e and is certified to RC2 security class in accordance with EN1627. This provides increased resistance against impact and unauthorised access, making it suitable for properties where additional security is important.\n\n\u003ch3\u003eExcellent Thermal Performance\u003c\/h3\u003e\n\nThe Fakro DMC-C P4 achieves a whole-window U-value of \u003cstrong\u003e1.2 W\/m²K\u003c\/strong\u003e, while the glass has a U-value of \u003cstrong\u003e1.1 W\/m²K\u003c\/strong\u003e. This helps reduce heat transfer through the roof and supports a more comfortable indoor environment throughout the year.\n\n\u003ch3\u003eDurable UV-Protected Dome\u003c\/h3\u003e\n\nThe polycarbonate dome features UV-resistant coatings on both its inner and outer surfaces. This helps protect the material from yellowing, fading and degradation caused by prolonged sunlight exposure, supporting its appearance and performance over time.\n\n\u003ch3\u003eSimple Manual Operation\u003c\/h3\u003e\n\nThe DMC-C P4 provides straightforward manual control, allowing you to open and close the roof window whenever ventilation is needed. This makes it easy to refresh the room with natural airflow without the need for an electrical operating system.\n\n\u003ch3\u003eInsulated UPVC Kerb Upstand\u003c\/h3\u003e\n\nThe window is supplied with a \u003cstrong\u003e150mm insulated PVC kerb upstand\u003c\/strong\u003e, providing a strong and stable foundation for installation. The insulated construction also helps improve thermal performance around the rooflight and contributes to a more energy-efficient installation.\n\n\u003ch3\u003eImproved Acoustic Comfort\u003c\/h3\u003e\n\nWith an acoustic rating of \u003cstrong\u003e35dB (-1, -3)\u003c\/strong\u003e, the DMC-C P4 helps reduce external noise entering the room. This can make the interior feel quieter and more comfortable, particularly in areas where outside noise is a consideration.\n\n\u003ch3\u003eFlexible Flat Roof Installation\u003c\/h3\u003e\n\nThe Fakro DMC-C P4 is suitable for flat roof pitches between \u003cstrong\u003e0° and 15°\u003c\/strong\u003e, allowing it to be used across a variety of building designs and project types. Its combination of daylight, ventilation and security makes it suitable for homes, offices and commercial spaces.\n\n\u003ch3\u003eLow-Maintenance Construction\u003c\/h3\u003e\n\nMade from durable and weather-resistant materials, the DMC-C P4 is designed to provide dependable performance with minimal upkeep. The UV-protected dome and robust frame help it withstand regular exposure to outdoor conditions while maintaining its functionality.\n\n\u003ch3\u003eAvailable Sizes\u003c\/h3\u003e\n\nThe Fakro DMC-C P4 Secure Manually Operated Double Glazed Domed Flat Roof Window is available in four sizes, providing options for different room layouts and daylight requirements.\n\n\u003cul\u003e \u003cli\u003e\u003cstrong\u003e900 x 900mm\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrong\u003e900 x 1200mm\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrong\u003e1000 x 1000mm\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrong\u003e1000 x 1500mm\u003c\/strong\u003e\u003c\/li\u003e \u003c\/ul\u003e\n\n\u003ch3\u003eKey Benefits\u003c\/h3\u003e\n\n\u003cul\u003e \u003cli\u003eManual operation for convenient natural ventilation\u003c\/li\u003e \u003cli\u003eP4A laminated anti-burglary internal glazing\u003c\/li\u003e \u003cli\u003eCertified to \u003cstrong\u003eRC2 security class (EN1627)\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003eWhole-window U-value of \u003cstrong\u003e1.2 W\/m²K\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003eGlass U-value of \u003cstrong\u003e1.1 W\/m²K\u003c\/strong\u003e\n\u003c\/li\u003e \u003cli\u003eUV-resistant polycarbonate dome\u003c\/li\u003e \u003cli\u003e35dB (-1, -3) acoustic rating\u003c\/li\u003e \u003cli\u003e150mm insulated PVC kerb upstand\u003c\/li\u003e \u003cli\u003eSuitable for flat roof pitches between 0° and 15°\u003c\/li\u003e \u003cli\u003eDurable, weather-resistant construction\u003c\/li\u003e \u003cli\u003eLow-maintenance design\u003c\/li\u003e \u003cli\u003eAvailable in four sizes\u003c\/li\u003e \u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\n\u003ch4\u003eWhat makes the Fakro DMC-C P4 a secure flat roof window?\u003c\/h4\u003e\n\nThe DMC-C P4 features \u003cstrong\u003eP4A laminated anti-burglary internal glass\u003c\/strong\u003e and is certified to RC2 security class according to EN1627. This provides enhanced resistance against impact and unauthorised access.\n\n\u003ch4\u003eIs the Fakro DMC-C P4 manually operated?\u003c\/h4\u003e\n\nYes. The DMC-C P4 uses a simple manual opening mechanism, allowing you to control ventilation by opening and closing the roof window as required.\n\n\u003ch4\u003eWhat sizes is the Fakro DMC-C P4 available in?\u003c\/h4\u003e\n\nThe Fakro DMC-C P4 is available in four sizes: \u003cstrong\u003e900 x 900mm, 900 x 1200mm, 1000 x 1000mm and 1000 x 1500mm\u003c\/strong\u003e.","brand":"Fakro","offers":[{"title":"900x900mm","offer_id":55491134292310,"sku":"117167","price":1254.0,"currency_code":"GBP","in_stock":true},{"title":"900x1200mm","offer_id":55491134325078,"sku":"117168","price":1397.0,"currency_code":"GBP","in_stock":true},{"title":"1000x1000mm","offer_id":55491134357846,"sku":"117169","price":1360.0,"currency_code":"GBP","in_stock":true},{"title":"1000x1500mm","offer_id":55491134390614,"sku":"117170","price":1597.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0905\/4509\/4998\/files\/fakro-dmc-c-p4-secure-manually-operated-double-glazed-domed-flat-roof-window-6988376.jpg?v=1790439327","url":"https:\/\/jjbuildingmaterials.co.uk\/products\/fakro-dmc-c-p4-secure-manually-operated-double-glazed-domed-flat-roof-window","provider":"JJ Building Materials","version":"1.0","type":"link"}