{"product_id":"crystal-3wh6101040-crystal-upvc-window-white-a-rated-top-o-ds250767-000164","title":"Crystal uPVC Window | Top Opener | White | 610mm X 1040mm | Clear Glazing","description":"\u003c!-- Crystal Upvc Window | Top Opener | White | 610mm X 1040mm | Clear Glazing --\u003e\n\n\u003cp\u003e\u003cstrong\u003eCrystal Upvc Window | Top Opener | White | 610mm X 1040mm | Clear Glazing\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eUpgrade your home with the Crystal uPVC Window White A Rated Top Opener, designed for British homes seeking energy efficiency, security, and style. This premium double-glazed window is crafted to deliver outstanding thermal performance, helping you save on energy bills while keeping your living space comfortable all year round. With its crisp white finish and modern design, it seamlessly complements both traditional and contemporary British properties.\u003c\/p\u003e\n\n\u003cp\u003eEngineered for durability and ease of use, the Crystal uPVC window features a top opener mechanism, making it ideal for kitchens, bathrooms, and any room where ventilation is key. The A Rated energy performance, with a U Value of just 1.4 W\/m2K, ensures your home stays warm in winter and cool in summer. The advanced 28mm Low E glazing unit, filled with argon gas and a Warm Edge spacer bar, maximises insulation and reduces heat loss, making it a smart choice for eco-conscious homeowners.\u003c\/p\u003e\n\n\u003cp\u003eSecurity is a top priority with the integrated espag locking system, which includes a night vent position for added peace of mind. This allows you to lock the sash in two positions, providing both safety and controlled airflow. The built-in trickle ventilation system ensures a steady supply of fresh air, helping to maintain a healthy indoor environment without compromising on security.\u003c\/p\u003e\n\n\u003cp\u003eInstallation is straightforward, with a white handle, PVC cill, and glazing packers included for a complete fit. The window measures 610mm x 1040mm, with the overall height including the cill, making it a versatile option for a range of wall openings. All product handings are viewed from the outside, ensuring you get the right fit for your home.\u003c\/p\u003e\n\n\u003cp\u003eWhether you are renovating, building, or simply upgrading your windows, the Crystal uPVC Window White A Rated Top Opener is a reliable, energy-efficient, and stylish solution tailored for British weather and building standards.\u003c\/p\u003e\n\n\u003cstrong\u003eKey Features:\u003c\/strong\u003e\n\u003cul\u003e\n  \u003cli\u003eA Rated energy efficiency with U Value of 1.4 W\/m2K\u003c\/li\u003e\n  \u003cli\u003eDouble glazed 28mm Low E unit with argon gas and Warm Edge spacer bar\u003c\/li\u003e\n  \u003cli\u003eTop opener design for easy ventilation\u003c\/li\u003e\n  \u003cli\u003eEspag locking system with night vent position for security and airflow\u003c\/li\u003e\n  \u003cli\u003eTrickle ventilation for controlled fresh air\u003c\/li\u003e\n  \u003cli\u003eWhite handle and PVC cill included\u003c\/li\u003e\n  \u003cli\u003eOverall size: 610mm x 1040mm (including cill)\u003c\/li\u003e\n  \u003cli\u003eAll handings viewed from the outside\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cstrong\u003eIncluded Items:\u003c\/strong\u003e\n\u003cul\u003e\n  \u003cli\u003eCrystal uPVC window (610mm x 1040mm)\u003c\/li\u003e\n  \u003cli\u003eWhite handle\u003c\/li\u003e\n  \u003cli\u003ePVC cill (included in overall height)\u003c\/li\u003e\n  \u003cli\u003eGlazing packers\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Crystal","offers":[{"title":"Default Title","offer_id":55576537334136,"sku":"DS250767-000164","price":168.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/5362\/7541\/files\/3WH6101040-01.jpg?v=1781186059","url":"https:\/\/www.harveynorman.co.uk\/products\/crystal-3wh6101040-crystal-upvc-window-white-a-rated-top-o-ds250767-000164","provider":"Harvey Norman","version":"1.0","type":"link"}