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Help Line

We are here to help.

We want you to be delighted with your new door. In order to answer your questions or guide you with product selection, we've created the Masonite Helpline. We'll give you the information you need to choose the right door, information on how to install or finish your door and where you can purchase our products. Please send us your questions, comments, ideas or suggestions. Our door is always open.

Toll free help line:
800-663-DOOR (3667)
9 AM to 5 PM (EST), Monday through Friday
Email customer support

Find your answer online.

Whatever your problem, we hope we're one step ahead of you. In order to serve you better, we have compiled a list of frequently asked questions that covers a wide range of topics. If you don't find a quick solution to your inquiry, please just call us at 1.800.663.DOOR and we will do our best to point you in the right direction.
Browse door FAQs


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