{"product_id":"crystal-3wh820820-crystal-upvc-window-white-a-rated-top-op-ds250767-000165","title":"Crystal uPVC Window | Top Opener | White | 820mm X 820mm | Clear Glazing","description":"\u003c!-- Crystal Upvc Window | Top Opener | White | 820mm X 820mm | Clear Glazing --\u003e\n\n\u003cp\u003e\u003cstrong\u003eCrystal Upvc Window | Top Opener | White | 820mm X 820mm | Clear Glazing\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eUpgrade your home with the Crystal uPVC Window, a premium A Rated top opener designed for British homes seeking energy efficiency, security, and style. This white uPVC window, measuring 820mm x 820mm, is the perfect solution for anyone looking to enhance their property's insulation and curb appeal. With its double-glazed, clear glazing unit, you can enjoy a brighter, warmer, and more comfortable living space all year round.\u003c\/p\u003e\n\n\u003cp\u003eEngineered for the British climate, this Crystal window features a high-performance Low E 28mm glazing unit filled with argon gas and a Warm Edge spacer bar, delivering an impressive overall U Value of 1.4 W\/m2K. This means lower energy bills and a cosier home, even during those chilly British winters. The A Rated energy efficiency ensures you are making a smart, sustainable choice for your property.\u003c\/p\u003e\n\n\u003cp\u003eSecurity and convenience are at the heart of this design. The espag locking system includes a night vent position, allowing you to secure your window in two different locked positions for added peace of mind and flexible ventilation. The integrated trickle ventilation system ensures a steady flow of fresh air, helping to maintain a healthy indoor environment without compromising on security or warmth.\u003c\/p\u003e\n\n\u003cp\u003eInstallation is straightforward, with a white handle, PVC cill, and glazing packers included for a complete, hassle-free fit. The cill is factored into the overall product height, ensuring a seamless finish. All product handings are viewed from the outside, making it easy to confirm the correct orientation for your project.\u003c\/p\u003e\n\n\u003cp\u003eWhether you are renovating, building new, or simply replacing old windows, the Crystal uPVC Window is a reliable, stylish, and energy-efficient choice for British homeowners and DIY enthusiasts alike.\u003c\/p\u003e\n\n\u003cstrong\u003eKey Features:\u003c\/strong\u003e\n\u003cul\u003e\n  \u003cli\u003eA Rated energy efficiency for lower heating costs\u003c\/li\u003e\n  \u003cli\u003eDouble glazed with clear, Low E 28mm glazing unit\u003c\/li\u003e\n  \u003cli\u003eArgon gas filled and Warm Edge spacer bar for superior insulation\u003c\/li\u003e\n  \u003cli\u003eEspag locking system with night vent for security and ventilation\u003c\/li\u003e\n  \u003cli\u003eTrickle ventilation for controlled airflow\u003c\/li\u003e\n  \u003cli\u003eWhite handle and PVC cill included\u003c\/li\u003e\n  \u003cli\u003eEasy installation with included glazing packers\u003c\/li\u003e\n  \u003cli\u003eOverall size: 820mm x 820mm (including cill)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\n\u003cul\u003e\n  \u003cli\u003eBrand: Crystal\u003c\/li\u003e\n  \u003cli\u003eMaterial: uPVC\u003c\/li\u003e\n  \u003cli\u003eColour: White\u003c\/li\u003e\n  \u003cli\u003eType: Top Opener Window\u003c\/li\u003e\n  \u003cli\u003eGlazing: Double glazed, clear\u003c\/li\u003e\n  \u003cli\u003eU Value: 1.4 W\/m2K\u003c\/li\u003e\n  \u003cli\u003eVentilation: Trickle vent\u003c\/li\u003e\n  \u003cli\u003eLocking: Espag with night vent\u003c\/li\u003e\n  \u003cli\u003eDimensions: 820mm x 820mm (including cill)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cstrong\u003eIncluded Items:\u003c\/strong\u003e\n\u003cul\u003e\n  \u003cli\u003eCrystal uPVC window unit\u003c\/li\u003e\n  \u003cli\u003eWhite handle\u003c\/li\u003e\n  \u003cli\u003ePVC cill\u003c\/li\u003e\n  \u003cli\u003eGlazing packers\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Crystal","offers":[{"title":"Default Title","offer_id":55576538055032,"sku":"DS250767-000165","price":177.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/5362\/7541\/files\/3WH820820-01.jpg?v=1781186057","url":"https:\/\/www.harveynorman.co.uk\/products\/crystal-3wh820820-crystal-upvc-window-white-a-rated-top-op-ds250767-000165","provider":"Harvey Norman","version":"1.0","type":"link"}