Residential & Commercial Building Products
Quanex delivers a broad portfolio of building products designed to work together across the entire structure, from the outside of the building to the interior and everything in between. Serving both residential and commercial markets, we partner with manufacturers, fabricators, builders, and distributors to provide high-performance components that improve durability, energy efficiency, safety, and design flexibility.
With decades of manufacturing expertise and a deep understanding of how building systems interact, Quanex helps customers simplify sourcing, reduce complexity, and confidently meet evolving performance and regulatory demands.
Where You’ll Find Quanex Building Products
Quanex products are used throughout residential and commercial buildings, including:
- Windows and doors
- Building access and egress systems
- Cabinetry and interior components
- Weatherproofing and sealing applications
- Structural and protective building elements
Our solutions support the full lifecycle of a building, from new construction and remodeling to performance upgrades and retrofits
Who We Serve
Quanex works with a wide range of customers and partners across the building products industry, including:
- OEM window and door manufacturers
- Commercial fabricators
- Distributors
- Residential builders and remodelers
- Contractors and installers
- Fenestration professionals
- Refrigeration and specialty
This diverse reach allows us to design and manufacture products that perform consistently across applications while meeting the specific needs of each market.
Insulating Glass (IG) Spacers
- High-performance warm-edge spacer systems such as Super Spacer®, Duralite®, and Duraseal® enhance thermal efficiency, durability, and long-term reliability.
Building Access & Egress Solutions
- Code-compliant basement doors, egress window wells, and emergency exit systems designed for safety, ease of installation, and long-term performance from our trusted Bilco® brand.
Hardware Solutions
- Integrated window and door hardware like PowerLink and high-quality window and door screens from our Screens+® program that support smooth operation, security, and design flexibility.
Together, these products reflect Quanex’s commitment to delivering integrated building solutions rather than isolated components.
From residential homes to large commercial structures, Quanex products are engineered to work together across the building envelope and interior. Explore our Residential Solutions for the Whole Home and Commercial Solutions for the Whole Building below to see how our products are applied by location and function.
Quanex offers a comprehensive range of residential building products designed to support the entire home, from outdoor living spaces to interior systems and the building envelope. Our solutions help manufacturers, builders, and remodelers improve performance, safety, energy efficiency, and long-term durability while simplifying sourcing through a single, trusted partner.
Outside the Home
Quanex products support residential applications beyond the main structure, helping homeowners extend living space and improve access, safety, and functionality outdoors.
- Decking & Outdoor Living Components
Durable materials engineered for long-term exposure, supporting modern outdoor living and accessory structures. - Garden Offices & Accessory Structures
Components that enable flexible, functional outdoor spaces designed for work, storage, or leisure. - Fencing Solutions
Residential fencing components designed for strength, consistency, and long-term performance - Basement Access & Egress Systems
Code-compliant basement doors, window wells, and emergency exit solutions that improve safety, accessibility, and natural light.
Inside the Home
Inside the home, Quanex products support structural integrity, safety, and design flexibility across kitchens, living spaces, and critical safety systems.
- Cabinetry Hardware & Cabinet Components
Precision-engineered components that support efficient manufacturing, smooth operation, and long-lasting performance in residential cabinetry. - Millwork Solutions
Profiles and components designed to enhance interior aesthetics while maintaining consistency and durability. - Safety Access & Egress
Residential safety products that support emergency access and code compliance within interior applications. - Fire Protection Solutions
Materials and components engineered to support fire-rated systems and safety-focused residential designs. - Custom Rubber Compounding
Specialized rubber compounds tailored to specific residential applications requiring flexibility, durability, and environmental resistance. - Sealants
High-performance sealants designed to improve air, moisture, and thermal control within residential assemblies.
On the Home
Quanex plays a critical role in the residential building envelope, delivering products that help windows and doors perform as a complete system.
- Insulated Glass (IG) Spacers
Industry-leading warm-edge spacer systems that enhance energy efficiency and long-term window performance. - Weatherproofing Solutions
Products designed to manage air and moisture infiltration, supporting durability and occupant comfort. - Window & Door Hardware
Integrated hardware solutions that support smooth operation, strength, and reliability. - Vinyl Profiles
Precision extrusions engineered for consistency, durability, and design flexibility in window and door systems. - Window & Door Screens
Screen solutions designed to balance airflow, protection, and visual appeal. - Thresholds
Components that support accessibility, weather resistance, and long-term performance at critical entry points. - Aluminum Alternatives for Windows & Doors
Advanced material solutions that provide the appearance and performance benefits of aluminum with added design and efficiency advantages. - Solar PV Integration Components
Products that support the integration of solar technologies into residential building systems.
Quanex provides a wide range of commercial building products engineered to meet the performance, safety, and durability requirements of complex commercial environments. Our solutions support the entire building, from exterior access points to interior systems and the building envelope, helping fabricators, manufacturers, and contractors deliver consistent results at scale.
Designed for demanding applications, Quanex commercial solutions emphasize long-term performance, regulatory compliance, and efficient integration across building systems.
Outside the Building
Quanex products support safe, reliable access and exterior functionality in commercial environments where durability and compliance are critical.
- Commercial Access Solutions
Engineered access products designed for strength, safety, and ease of use in commercial applications, supporting building code requirements and long-term performance.
Inside the Building
Inside commercial spaces, Quanex products support functionality, safety, and design consistency across high-traffic and performance-driven environments.
- Cabinet Components
Precision-manufactured components designed for commercial cabinetry, casework, and storage applications requiring durability and repeatable performance. - Millwork Solutions
Profiles and interior components engineered to support consistent aesthetics, structural integrity, and long-term wear in commercial interiors. - Fire Protection Solutions
Materials and components designed to support fire-rated assemblies and safety-critical commercial applications.
On the Building (Envelope, Windows & Doors)
Quanex delivers critical components that help commercial buildings perform as integrated systems, improving energy efficency, weather resistance, and long-term durability.
- Sealants
High-performance sealants designed to manage air and moisture infiltration in commercial building assemblies. - Hardware Solutions
Commercial-grade hardware components engineered for strength, reliability, and smooth operation in demanding environments. - Thresholds
Components designed to support accessibility, weather resistance, and performance at commercial entry points. - Custom Rubber Compounding
Specialized rubber compounds developed for commercial applications requiring resistance to environmental exposure, compression, and long-term wear. - Insulated Glass (IG) Spacers
Proven warm-edge spacer systems that enhance thermal performance and durability in commercial glazing applications. - Vinyl Profiles
Precision-engineered extrusions designed to support commercial window and door systems with consistent performance and design flexibility.
Have a question about a specific product, need help identifying the right solution, or want to explore how Quanex products fit into your next project? We are ready to help. By working with Quanex, you gain access to:
- A broad portfolio of residential and commercial building products
- Industry-leading solutions for fenestration, access, sealing, components, and more
- Technical expertise and support throughout the product lifecycle
