--- title: Will the polycarbonate yellow over time? description: No, the polycarbonate is manufactured with a UV inhibitor to prevent yellowing. --- [Skip to content](https://help.bcgreenhouses.com/en/knowledge/will-the-polycarbonate-yellow-over-time#main-content) English Show submenu for translations ![bcg-ftr-logo](https://help.bcgreenhouses.com/hs-fs/hubfs/bcg-ftr-logo.png?width=253&height=51&name=bcg-ftr-logo.png) - [Greenhouses](https://www.bcgreenhouses.com/greenhouses/) - [Buying Tips](https://www.bcgreenhouses.com/greenhouse-buying-tips/) - [Instant Pricing](https://www.bcgreenhouses.com/design-your-own/) - [Supply Shop](https://www.bcgreenhouses.com/shop/) Open main navigation Close main navigation - [Greenhouses](https://www.bcgreenhouses.com/greenhouses/) - [Buying Tips](https://www.bcgreenhouses.com/greenhouse-buying-tips/) - [Instant Pricing](https://www.bcgreenhouses.com/design-your-own/) - [Supply Shop](https://www.bcgreenhouses.com/shop/) - English Show submenu for translations - BCGreenhouses.com BCGreenhouses.com Nice to see you! 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