Narrow line windows are designed to maximize the glass-to-frame ratio, offering a sleek, modern aesthetic while maintaining structural integrity. By utilizing thinner, more durable materials, these windows provide enhanced natural light and unobstructed views without compromising energy efficiency or thermal performance. Ideal for both residential and commercial applications, narrow line windows incorporate state-of-the-art thermal insulation, slimline profiles, and advanced weather sealing, making them a top choice for architects and developers focused on sustainability and innovation.
Product options
Choose from our 10 standard wood species. Split species (one type of wood to the exterior, a different type to the interior) is available. Add a rugged metal cladding to the exterior for a maintenance-free solution.
Our Standard Wood Species
- Clear Pine
- Sapele Mahogany
- Plain Sawn White Oak
- Quarter Sawn White Oak
- Black Walnut
- Western Red Cedar
- Cherry
- Douglas Fir
- Alder
- Maple
Click here to see all our options for woods.
Looking for a special wood species? Chances are, we can source it for you. Please send us all your custom requirements. All of our wood windows and doors are FSC certified to ensure the wood has been verified as harvested in a sustainable way, including the impact of the harvesting on the surrounding environment in terms of protecting the biodiversity of an area, erosion control, and preserving water resources.
Expect nothing less!
Our Metal Clad wood windows offer the extreme strength and durability of a low maintenance, exterior aluminum frame with the beauty and warmth of naturally insulating wood on the interior.
Select from the following metal clad exterior options
- Aluminum clad
- Copper clad
- Bronze clad
- Zinc clad
At Synergy Windows and Doors, we offer a wide range of premium stain and paint finishes to suit any design vision. Whether you prefer rich wood tones or modern painted looks, each finish is carefully applied to enhance the natural beauty of our materials while ensuring long-lasting durability. Browse our selection below to find the perfect color and style to complement your home.
Simulated Divided Lites (SDL) are a modern alternative to traditional true divided lites—offering classic style with improved performance. Available across all of our lines—Synergy, SynComm, and Ash Street—SDL bars are applied to both the interior and exterior surfaces of the glass for added depth and visual authenticity. Choose from a wide range of custom patterns and finishes to suit any architectural style, all crafted with the precision and quality The Synergy Group is known for.