Generated by Yoast SEO v25.8, this is an llms.txt file, meant for consumption by LLMs. The XML sitemap of this website can by found by following [this link](https://www.global-windows.co.uk/sitemap_index.xml). # Global Windows: Global Windows, Doors \& Conservatories in Sheffield > Global Windows: Sheffield's number 1 window company for expert double glazing, windows, and doors in South Yorkshire and beyond\! ## Pages - [Who We Are](https://www.global-windows.co.uk/who-we-are) - [Contact Us](https://www.global-windows.co.uk/contact) - [Terms \& Conditions](https://www.global-windows.co.uk/terms-conditions) - [Privacy Policy](https://www.global-windows.co.uk/privacy-policy) ## Posts - [Are composite doors the secret to unbeatable home security and energy efficiency?](https://www.global-windows.co.uk/news/are-composite-doors-the-secret-to-unbeatable-home-security-and-energy-efficiency) - [We’ve joined the Paces 300 Club\!](https://www.global-windows.co.uk/news/weve-joined-the-paces-300-club) - [Supporting our local heroes – proud sponsors of Brunsmeer Athletic U7 Girls](https://www.global-windows.co.uk/news/supporting-our-local-heroes-proud-sponsors-of-brunsmeer-athletic-u7-girls) - [Backing Local Talent – Proud Sponsors of Waverley Wanderers U13s](https://www.global-windows.co.uk/news/backing-local-talent-proud-sponsors-of-waverley-wanderers-u13s) - [Is your double glazing at risk? Discover essential maintenance tips to protect your investment](https://www.global-windows.co.uk/news/is-your-double-glazing-at-risk-discover-essential-maintenance-tips-to-protect-your-investment) ## Maintenance - [Why won't my window close properly?](https://www.global-windows.co.uk/news/maintenance/why-wont-my-window-close-properly-guide) - [Cleaning your Composite Door](https://www.global-windows.co.uk/news/maintenance/cleaning-your-composite-door) - [How to Clean and Care for Aluminium Doors](https://www.global-windows.co.uk/news/maintenance/how-to-clean-and-care-for-aluminium-doors) - [How to Clean and Care for uPVC](https://www.global-windows.co.uk/news/maintenance/how-to-clean-and-care-for-upvc) - [Casement Windows \- the parts you should know](https://www.global-windows.co.uk/news/maintenance/casement-windows-the-parts-you-should-know) ## Careers - [Installation Team](https://www.global-windows.co.uk/vacancies/installation-team) ## Overview - Company Name: Global Windows (Part of Crystal Clear Windows (Yorkshire) Ltd) - Purpose of this document: To provide a comprehensive overview of Global Windows – its identity, services, processes, and contact details. - Scope: Company background, product offerings, service areas, showroom information, guarantees, and customer process. ## Company Basics - Headquarters: Global House, Orgreave Drive, Handsworth, Sheffield, S13 9NR (www.global-windows.co.uk) - Legal Status: Part of Crystal Clear Windows (Yorkshire) Ltd; Registered in England & Wales, Company No. 07951972 - Established: Founded by Russell Hulme in 1994; approaching 30 years in operation - Ownership: Family-run business ## Services & Products - Specialists in the installation and supply of high-quality double glazing products: windows, doors, conservatories, orangeries, extensions, and glazed roofs - Product Range: - Windows: casement, sash, tilt & turn, bay & bow, flush sash, timber, aluminium, integral-blind options - Doors: uPVC front & back, composite, aluminium bi-fold, sliding patio, French, stable, garage, integral-blind styles - Extensions/Conservatories: Edwardian, gable-front, lean-to, P-shaped, T-shaped, lantern, Victorian conservatories; orangeries, sunrooms, ICO-extension; roof options (lanterns, flat roofs, tiled or glazed) ## Locations & Coverage - Based in Sheffield, serving South Yorkshire and surrounding areas: Rotherham, Doncaster, Barnsley, Derbyshire (Belper, Chesterfield, Ilkeston, Ripley), Nottingham (Hucknall, Mansfield, Retford, Worksop), the Peak District (Baslow, Buxton, Glossop, Matlock), and Wakefield ## Showroom & Customer Experience - Showroom: Located in Handsworth, east of Sheffield city centre, with easy access from the M1 and M18 - Customers can view and try products first-hand, speak with expert staff, and request free quotations without pressure ## Business Process - No-pressure, customer-focused approach: free, no-obligation quotations; home surveys for accurate measurements; payment only on completion - All installations carried out by local, highly experienced teams – including fabricators, builders, and fitters - Energy-efficient products with A-rated Window Energy performance ## Guarantees & Accreditations - 10-year guarantee on most products, including a 10-year insurance-backed guarantee through the Consumer Protection Association (CPA) - Accredited by respected industry bodies including Checkatrade and CPA - Recognised in installer and construction award categories ## Company Highlights & History - Nearly 30 years in business, celebrating its anniversary in July 2024 – demonstrating longevity, integrity, and consistent quality - Founded by Russell Hulme; the company’s story reflects humble beginnings and a strong commitment to serving the local community ## Contact Details - Telephone: 0114 288 95 95 - Email: sales@global-windows.co.uk - Address: Global House, Orgreave Drive, Handsworth, Sheffield, S13 9NR - Opening Hours: Monday–Friday 9 am–5 pm; Saturday 10 am–4 pm; Sunday closed ## Customer Reviews - Excellent ratings across platforms: 9.9/10, 4.9/5, and consistently positive feedback - Customers frequently highlight the professionalism, friendliness, and tidiness of installers, along with efficient service ## References & Resources - Website: www.global-windows.co.uk - Main pages: Home, Who We Are, Our Locations, Showroom, Contact Us, Windows & Doors - News: “Global Windows celebrate 30 years in business” (July 2024)