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Link4 Guarantee

The very same engineers who design our products are on staff here at Link4. So who knows better to help you with your product than us? We are more than happy to answer any questions you have about your system and have also provided a series of videos and information in an effort to keep you as informed as possible.

We back our products 100% and will do everything in our power to ensure that you’re satisfied with our products.

We guarantee that our products will be free of defect for up to twelve months from the date of purchase. If you experience any issues with your system simply let us know and we will provide you with either the service to repair it or a replacement of your system. No matter how recently you’ve purchased your system our team of support representatives is always standing by to make sure that your greenhouse controller is running up to your expectations and are ready to help you with any support needs at any time of day.

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  • Link4 Corporation
        22725 La Palma Ave
        Yorba Linda, CA 92887

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