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    Learn the Advantages

    of Retrofit Door and Window Replacement

    Vinyl Windows
    Fiberglass Doors
    Energy Efficiency

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    Find an Installer

    Get a pre-approved independent contractor who has experience with a variety of home improvement projects

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    Buy Online and Save Big

    Discount Door and Window (DDW) is dedicated to providing the lowest cost retrofit doors and replacement vinyl windows in theSan Diego area and beyond. We accomplish this by working with well established wholesalers, keeping overhead costs down to a minimum, and passing on the savings to you. This includes an assortment of custom sized Retrofit Replacement Windows, Vinyl Patio Sliding Doors, French Doors, Energy Efficient Fiberglass Entry Doors, and Elegant Solid Wood Doors. DDW’s goal is to make buying custom sized doors and windows easier and more affordable than ever before without sacrificing quality.

    More about Discount Door and Window

     

       We also specialize on Energy Efficiency Products:  Solar Electric Systems, Solar Water Heaters and Heating, Ventilation & Air Conditioning (HVAC). Installation Services of San Diego is a Verified and Licensed Contractor in San Diego. We offer Hero Financing Program and Free Estimates. Learn how to save energy and money on you home upgrade.

                                                                                                                                                                                                                              More about Installation Services of San Diego

    Good Quality Products We Believe In

    The doors and windows we offer have been selected because of their modern engineering, durability, and energy efficient. The vinyl replacement windows and vinyl patio doors have a lifetime manufactures warranty, and depending on the door style we offer between 10 to 30 year warranties. The energy efficiency of these products will save you money on heating and cooling bills for years to come. We offer quality door installation and window installation with customer satisfaction guaranteed. Discount Door and Window offers these premium quality products at a cost below the suggested retail price.

     

    San Diego Location & Shipping Information

    San Diego Showroom

    Discount Door and Window is located in Scripps Ranch in San Diego, California. Customers in La Jolla, Carlsbad, Poway, San Marcos, El Cajon, Ramona and surrounding San Diego County can pickup doors and windows at our location to save on shipping charges. It usually takes between 2 or 3 weeks to have your order ready to be picked up. Customers outside of San Diego can pay a nominal shipping fee to have the products delivered to your location. Since the weight, size, and distance the products needs to travel varies, we use a quote shipping system to determine the lowest cost solution. This means your shipping cost is calculated after you place your order. You are not committed to purchasing your products until you approve the shipping quote we provide within 48 hours.

     

    Visit our San Diego Showroom or Schedule an In-home Estimate

    San Diego Showroom

    Discount  Door & Window and Installation Services of San Diego has a San Diego showroom where you can come by, look through some of our doors and windows on display, and talk to us in person. If you are looking for something that is not on our website, we may be able to custom door or window order it for you at the same low price. If you want help making a decision, or need someone to do the measurements for you, we can schedule a window or door installer to show up at your location for an in-home estimate.