Custom Solutions

Quanex Building Products can help you solve your biggest challenges with custom solutions catered to your unique business needs. We  combine our expertise in material science and process engineering to deliver innovative solutions for the fenestration industry and beyond.

Rolltrusion Integrated Roll Forming

A proprietary process that unites roll-formed metal and extrusion-grade thermoplastic into a single piece.

Certified Barriers

High quality gas fireplace safety solutions.

Vinyl Extrusion

Proprietary stainless steel tooling to ensure the highest quality extrusions for our customers.


Leading supplier of thin film edge sealants.