Get 50% off your next project!

Get discount
Strong thermal performance options
Lower upkeep than exposed exterior wood
Rigid composite framing
Engineered by Andersen for long-term use
Benefits of Fibrex® window replacement

Benefits of Fibrex® window replacement

Fibrex® supports stable operation, design flexibility across Andersen lines, and comfort goals when glass packages match your microclimate.

  • Stable material that resists rot compared with bare wood exteriors

  • Broad style and color options within Andersen portfolios

  • Strong fit for homeowners balancing efficiency and curb appeal

What to know about Fibrex® composite

What to know about Fibrex® composite

Fibrex® fits many projects, yet options tie to Andersen lines; some homes need other materials for niche design goals.

  • Product choice links to Andersen collections and lead times

  • Budget may exceed entry-level vinyl in some comparisons

  • Final results still hinge on precise installation

Fibrex® and Andersen lines we support

We install Andersen units featuring Fibrex® composite so engineering, glass options, and support stay aligned end to end.

View all

Our Fibrex® window installation process

We document openings, coordinate Andersen specifications, and install with flashing details suited to Bay Area rain events.

  • 1

    Free in-home consultation

  • 2

    Measurements, line selection, and ordering

  • 3

    Installation, adjustments, and care guidance

Fibrex® project gallery

View installs that showcase Fibrex® composite frames alongside efficient glass and clean Bay Area exteriors.

View all
Casement — 100 Series
Picture — 100 Series
Picture — 100 Series
Single-Hung — 100 Series
Single-Hung — 100 Series
Sliding — 100 Series
Sliding — 100 Series
Specialty shapes — 100 Series

Frequently asked questions

Straight answers about Fibrex® durability, efficiency, upkeep, and how it compares with other frame materials locally.

If you need help and didn't find an answer, call us at (650) 777-8969 and we'll help you figure it out. We're here to help!

Talk with us about Fibrex® for your Bay Area home

Schedule a consultation to review Andersen lines, glass upgrades, and installation timelines with clear expectations.