The Jantek Story

Man working on windowOver 25 years, ago Jantek Windows decided to expand from just retailing and installing windows manufactured by others. Why? Well, we wanted to:

  • Design the best energy and comfort performance windows and patio doors on the market.
  • Provide the ultimate in customer satisfaction:
    • Pioneer high performance window design
    • Develop and control efficient and quality manufacturing
    • Eliminate inefficiencies, finger pointing, and price markups of third party wholesalers, retailers and Installers
    • Utilize 100% our own employees to design, manufacture, Install and service
    • Provide expert knowledge in all aspects of window and patio door projects
  • Build our own 80,000-square-foot factory in Medford, NJ, where our employees work hard to design, make and install our high-performance, energy-efficient windows and patio doors that are: 
    • All Custom-Manufactured to the Customer’s Specifications & Job Requirements
    • Energy Star®-Certified, Triple-Pane R5 Insulation Value (40% above Average)
    • National Fenestration Rating Council (NFRC)-Certified for Energy and Comfort Performance
    • Certified to meet AAMA/WDMA Residential & Light Commercial Structural Ratings
    • Certified by the Department of Energy to Meet the Requirements of their High-Efficiency Window Program
    • Made of Proprietary Super-Strong Frame Designs to Provide More Visible Glass Area
    • Available in Unlimited Interior & Exterior Colors
    • Equipped with a 55-Year Non-Prorated Transferable Limited Warranty
    • Available with Full Line of Custom Replacement-Window Styles

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