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    Doors & Windows

    What Makes Windows And Doors Energy Efficient ?

    Windows, doors, and skylights—also known as fenestration—are significant components in a home’s envelope. Ensuring they are as energy efficient as possible can save energy; reduce heating, cooling, and lighting costs; and improve the comfort of your home. High energy savings windows are specifically designed to trap the desired temperatures inside and keep out the heat, cold and humidity outside. These windows offer multiple-glazes, low-E coatings and of course, energy savings. Request Your Free Consultation

    What We Offer

    Windows & Doors That Works For You

    Within Budget

    Deliver the project within
    the allocated budget

    Quality First

    Always strive to provide
    high quality at every step
    of your project

    Timely Manner

    Ensure in-time
    services delivery

    Committed Team

    Committed team in every
    aspect of your project

    Signs You Need To Replace Your Door and Windows

    Window
    drafts

    Single
    pane
    windows

    Condensation

    Moisture build-up
    between
    the panes

    Decaying
    frames

    What We Do

    Reduce Your Monthly Energy Bills

    What Are The Benefits?

    Request your free consultation

      What Our Clients Say

      They Trust Us

      Financing

      Learn About Financing Programs

      When it comes to financing options, NRG Upgrade gives you the opportunity to upgrade your home without the heavy burden of high upfront costs. We work with several Financing programs , to help our clients find the suitable option for them.

      We guide our clients throughout the process, first by reviewing all available options, then by selecting the most suitable one.

      Let’s check if you are qualified

      Our Partners

      Frequently Asked Question

      We Are Here To Help

      The U.S. Department of Energy estimates that you’ll save between $126 to $465 a year by replacing single-pane windows in your home… Read more

      Does replacing windows save energy?

      Why Should I replace my windows?

      When you consider that a single pane of glass can lose almost ten times as much heat as the same area of insulated wall, it is worth taking some… Read more

      What is the specified U-value of the windows?

      If you’re renovating or building, your windows may require an energy rating. Your supplier should ensure that the U-value supplied matches… Read more

      How will the windows be shaded in summer?

      External shading is vital to stop the hot summer sun from entering your home through your windows. This will keep your home significantly cooler… Read more

      Your supplier should ensure that the window frame meets your specifications. If aluminium is selected, check that the window has a thermally… Read more

      What is the material of the window frame?

      What is the frame-to-glass ratio of the windows?

      The frame-to-glass ratio of a window will affect its energy efficiency. Choose a thin aluminium or metal frame, and thicker timber or uPVC frames… Read more

      What is Draught-proofing ?

      Up to 25% of winter heat loss from existing houses is caused by air leakage (also known as draughts). Seal gaps around doors and windows to… Read more

      Do replacement windows increase the value of your home?

      YES. Replacing old windows does boost your home’s value. Window replacement is consistently listed as a top ten home improvement project… Read more

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