GrandViewT Series
Three product levels all loaded with the performance features and decorative options you would expect from an industry leader.
Grandview 3000 - Compare the quality of GrandViewT 3000 windows to other similarly priced windows and you'll find no better window value. Manufactured by Great Lakes® Window, these windows have been tested and certified by independent industry organizations including the Window & Door Manufacturers Association and the National Fenestration Rating Council.

Not to mention that units with optional multilayer, vacuum-deposition, soft-coat Low-E glass have earned the ENERGY STAR® for meeting the strict energy efficiency guidlines set by the EPA and U.S. Department of Energy.
Grandview 4000 - Window technology has changed dramatically in the last 20 years. Great Lakes® Window has consistently led the industry with advancements that have made windows more efficient, more beautiful and more affordable. Innovations reflected in every GrandViewT 4000 product.

Our technology delivers windows
that
are maintenance and leak free!
Quality that has been tested and certified by independent industry organizations including the Window & Door Manufacturers Association and the National Fenestration Rating Council. Not to mention that our units with optional multilayer, vacuum-deposition, soft-coat Low-E glass have earned the ENERGY STAR® for meeting the strict energy efficiency guidelines set by the EPA and U.S. Department of Energy.
Grandview 5000 - GrandViewT 5000 windows and doors are meticulously crafted by Great Lakes® Window from premium quality materials to deliver industry-leading performance.Not to mention that our units with optional multilayer, vacuum-deposition, soft-coat Low-E glass have earned the ENERGY STAR ® for meeting the strict energy efficiency guidlines set by the EPA and U.S. Department of Energy.
 And with their many custom options, you can express your personal style and ideally complement your interior design tastes with choices for every style of living.
SeabrookeT Windows
A feeling of peace and comfort. A feeling of security. This is the feel of Seabrooke Windows. The feel of home.
Double Hung -
They feel like the windows you remember from grandma's house, but they're the picture of modern technology - inside and out.
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Your choice of custom Decorator Grids, Designer Glass and Color Combinations will truly make this feel like your home. |
Sliding Window -
This is a window with a horizontally-sliding sash in a single frame.
The perfect combination of form and function, offering beauty, security, ease-of-use and energy efficiency.
Bay & Bow Windows -
Add a feeling of drama and character to any room with the panoramic view of a bay or bow window. Available in double-hung and casement window styles.
Garden Window - Feel nature's elegance year round. Your choice of custom Decorator Grids , Designer Glass and Color Combinations will truly make this feel like your home.
This is a three-dimensional window that projects from the exterior wall with glazing on all sides except the bottom, which serves as a shelf for plants.
Patio Doors -
Enhance the welcoming feel of your home's entryways with the luxury and security of SeabrookeT sliding patio doors.
BayshoreT
Made for value-conscious homeowners, BayShore windows offer distinctive looks and weathertight performance that fits any budget. We believe so strongly in the durability of our windows that we back each window unit with our hassle-free Limited Lifetime Warranty (you're protected for as long as you own and reside in your home!).
- Designed and manufactured to be strong and dependable, our windows feature fusion-
welded sashes and mainframes. The vinyl sections are literally welded together to create a solid, one-piece unit that won’t come loose or weaken over the years.
- Polyvinylchloride (uiPVC) extrusions provide the utmost in convenience and long-lasting
beauty. Because the color is through-and-through, it never needs painting and scratches won’t show. Unlike aluminum or wood windows, soap and water keeps our windows looking new. And because uiPVC doesn’t conduct heat or cold, it reduces frost and condensation.
- Better Glass equals greater comfort.
Hi R+Plus® with our 4.2 glass package, a 7/8” single-surface multilayer vacuum-deposition Low-E insulated glass unit filled with argon gas. Original Hi R+Plus delivers 40% more energy efficient than many other types of Low-E glass and over twice as energy efficient as ordinary insulating glass.

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