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StoPanels with Pella Impervia Fiberglass Windows

Pella Windows and Sto Panel Technology® have partnered to develop a fully integrated, and tested prefabricated exterior wall and window system.

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Simplified Installation

Pre-installed window receptors and perimeter sealants provide controlled and consistent installation, reducing on-site labor and installation time.

• Window receptors and perimeter sealants are installed under controlled conditions in Sto Panel Technology affiliate facilities.
• All jobsite window installation is done from the interior, minimizing equipment requirements and contributing to improved worker safety.

Strong, Durable, and Beautiful

Lightweight StoPanel exterior wall panels incorporate exterior insulation and an air/moisture barrier, while the Pella Impervia window systems is environmentally friendly and sustainable

  • Pella’s Impervia windows withstand both high and low temperature extremes without warping or becoming brittle. This minimizes both contraction and expansion.
  • The window finish is virtually maintenance free with a powder-coat painted finish available in today’s most popular color palette.
  • Modern, narrow sightlines can be used for any aesthetic need from contemporary to traditional.
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Proven Performance

Developed with the expertise of Sto and Pella, leaders in their respective fields, the complete, tested envelope solution offers demonstrated and validated wall panel and window system performance.

  • The StoPanel / Pella Impervia window assembly is tested as a full system to a Design Pressure of 50 PSF.
  • The assembly meets ASTM E283, ASTM E547, and ASTM E330 standards.
  • Fabricated and installed wall panels are available from experienced StoPanel affiliates located throughout the U.S. and Canada.
Performative Aesthetics
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