real
3D
![](https://prefna.com/wp-content/uploads/2023/08/hero-left.webp)
![](https://prefna.com/wp-content/uploads/2023/08/PrefWeb_slogan.webp)
![](https://prefna.com/wp-content/uploads/2023/08/hero-right.webp)
Market your fenestration products with cutting edge technology.
PrefWeb is a dealer / eCommerce configurator with light ERP functionality that will allow your customers to configure your products the way THEY need it.
![](https://prefna.com/wp-content/uploads/2023/08/prefweb_concept.webp)
![](https://prefna.com/wp-content/uploads/2023/08/PrefWeb_window_configurator.webp)
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Fully customizable option interface (right handside)
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Guided options to avoid errors
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AI-powered real-time checking of engineering
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2D / 3D interactive visualization of your product
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User-friendly and graphically supported UI
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See opening types, cross-sections, etc. while configuring
Configure wherever you go.
Configure windows
![](https://prefna.com/wp-content/uploads/2023/08/Bildschirmfoto-2017-01-30-um-20_30_03.webp)
Configure doors
![](https://prefna.com/wp-content/uploads/2023/08/PrefWeb_door_samplecorner_iray3.webp)
Configure complex models
![](https://prefna.com/wp-content/uploads/2023/08/PrefWeb_corner_sliding1.webp)
See cross-sectional details
![](https://prefna.com/wp-content/uploads/2023/08/PrefWeb_window2d.webp)
Sample corners on the fly
![](https://prefna.com/wp-content/uploads/2023/08/PrefWeb_samplecorner_iray.webp)
… even grain details!
![](https://prefna.com/wp-content/uploads/2023/08/PrefWeb_grain.webp)