An Infinity from Marvin window at the bottom of the stairs

Support

Resources for Infinity from Marvin homeowners

Owners manual
A complete guide to caring for and maintaining your windows and patio doors. Includes tips for cleaning, painting and staining, condensation reduction, hinge adjustment, and more.
Energy efficiency
We submit our windows and doors for independent testing with ENERGY STAR®. Requirements for these certifications vary based on geography to ensure you're getting a window designed for your climate.
Warranty details
Information about what's covered under your warranty, including the Ultrex® fiberglass material, acrylic finish, and glass.
Basic care and maintenance
Maintain the enduring beauty of your Infinity windows and doors with regular cleaning and annual maintenance checks.
Register your Infinity products
To activate your warranty, register your Infinity windows and patio doors within 60 days of installation.
FAQs
Whether you're just starting your replacement project or living with your new windows, get answers to all your questions.

For commercial projects, call Marvin at 1-800-346-3363 or find a Marvin Architectural Project Manager in your area who can help provide solutions that meet your specific commercial project needs.

If you prefer to contact us by phone, please select from the following numbers.

Homeowner support
Sales and service

1-888-537-7828 USA
1-888-263-6161 Canada
1-218-386-1430 International

Become an Infinity retailer
Media inquiries
Technical product support for architects and design professionals
Support for 2D/3D libraries and BIM models
Address

Infinity Replacement Windows

PO Box 100

Warroad, MN 56763