Super Energy Saving Windows & Patio Doors
At A Super Affordable Price!
Manufactured In Medford, New Jersey, USA!




"If you find a window and service as good as ours at a better price...Buy it!"

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Warranty Registration & Parts and Service Inquiry


For your convenience our our Parts & Service system is available 7/24 and 365 days a year online.  For all Parts and Service inquiries, or to register the warranty for your Jantek windows or patio doors, please click on the links below and be sure to follow the instructions carefully.  It is important that you provide all information required so that we can provided you quick and thorough service. 

Register My Warranty  

Parts and Service Inquiry