Home Windows


New and Replacement Home Windows

Windows are one of the most significant and disregarded parts of the modern house. Too often, less important things get replaced, but tired old windows remain. This hurts the value and appearance of our home, but it particularly hurts energy efficiency. Windows and doors could be the crack in your home’s energy armor, but they don’t have to be! If you are looking for glass window repair, you can turn to us for the most reliable and efficient service in town.

At Alderfer Glass Company, we have a full line of New and Replacement window options that can allow you to convert your energy loss into a pocketbook gain. Available installed or supplied to your contractor, you can find the appropriate window at a reasonable price. Our selection includes:

  • Vinyl, Composite and Wood Styles
  • Replacement or New Construction
  • Every Style and Design Available – Top Quality Mfg.
  • Garden Windows
  • Basement Windows
  • Vinyl Slider Windows
  • Decorative Glass
  • Grids Between Glass
  • Integrated Blind Systems Available
  • Custom Sizes and Applications
  • Available Installed or Wholesale/Retail at our Store Locations

Whether you desire the maintenance free look and function of a vinyl window system or prefer the adaptability and custom look of aluminum/wood, we have a window solution custom tailored for you. Our wood and vinyl windows come in a variety of colors, sizes and options and can be special ordered to fit almost any need.

Our professional company technicians will install your home windows the proper way to insure the efficiency and value of your home is not only retained but improved. Prompt and courteous, our staff will measure and estimate for your new and/or Replacement windows and provide a free quote. The Alderfer reputation for quality and service backs every product we sell.

With ALDERFER GLASS CO. you have a one-stop solution for all your window needs. We provide service over a wide area, including Doylestown, Lansdale, Limerick, Quakertown, Souderton, and Telford. Contact our residential department at (215) 723-1192 to make an appointment or to gather pricing/information.

Our Vendors


ProVia’s new window program is a product of good old American ingenuity and know-how, with over thirty years of real-world R&D. ProVia has developed a competitive position by catering to a niche within the window market that demands a high degree of customization coupled with supreme quality.


Pre-finished Wood Interior & a Maintenance-Free Vinyl Exterior. Click for more info »

Peak Energy Efficiency with a Stunning View Click for more info »

Best Choice in a Mid-Range Home Window Click for more info »

Smart Choice for Single and Multi-Family Homes. Click for more info »


Interstate Windows & Doors are designed and manufactured based on the latest trends, technologies and energy efficient ratings possibilities. Interstate manufactures its own Vinyl & CompositeWood Windows & Doors because they do not want to leave excellence to chance! This decision has enabled Interstate to provide windows and doors that exceed Energy Star Ratings and bear the NFRC labels.


All Harvey windows, doors, and enclosure systems are built right here in the USA, and are backed by meaningful warranties to offer you peace of mind. Whatever you need, whether it’s for a brand new construction project or replacing windows to make your home more comfortable and energy efficient, Harvey has the styles, options, and performance you need.


ENERGY STAR was created to help consumers easily identify products, homes, and buildings that save energy and money, and help protect the environment. As the government-backed, trusted symbol for energy efficiency, the ENERGY STAR label identifies highly efficient products and designates superior energy performance in homes and buildings. For more info, visit www.energystar.gov.

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