Infinity from Marvin
Replacement Doors

Invite the world into your home with distinctive patio doors.
Family bedroom showcasing new Infinity from Marvin replacement doors.

Infinity from Marvin’s patio doors create striking and seamless transitions, outside and in. Our doors are built from Ultrex® fiberglass for smooth operation, lasting durability and endless customization.

Virtually Maintenance-free

Ultrex is 8x stronger than vinyl and resists weathering, warping and thermal expansion.

Better Views

The strength of Ultrex allows narrower profiles for more daylight and expanded views.

Built for Life®

Years of research and innovation have resulted in windows designed to last a lifetime.

Swinging French Doors

Opens inward or outward for classic operation, while wide bottom rail and design details add a distinct look

Ultrex frame offers excellent insulation, resists warping and won’t rot

Glass options, grille patterns and more can be customized

Low-E glass offers ENERGY STAR®-rated efficiency

Doors are covered by a Limited Lifetime Warranty

Close-up of new replacement swinging french doors

Sliding Patio Doors

Opens and closes with smooth side-to-side operation

Can be designed with French or patio door panels

Narrow frame profiles provide larger glass areas and let more light in

Slim Ultrex frames won’t warp or rot and resist weathering

Customizable glass and grille options

Low-E glass offers ENERGY STAR®-rated efficiency

Doors are covered by a Limited Lifetime Warranty

Close-up of new replacement sliding patio doors

A Finish that Goes Well Beyond the Finish Line

Our acrylic finishes are 3x thicker and smoother than other windows, making them virtually maintenance-free. And our finishes resist scratching, denting, discoloration and UV degradation.

Interior Finish Options


Exterior Finish Options

Finish samples are approximate. Please schedule an in-home consultation or visit a showroom to see actual color samples.

EverWood® — The Beauty of Wood Without the Work.

Our exclusive interior wood-grain option looks, feels, paints and stains like wood, but is completely low-maintenance. EverWood® lets you match nearly any wood color, complementing the existing woodwork in your home.

Lifetime Warranty

Infinity doors are built to last, but we know life happens. That’s why they're covered by a Lifetime Warranty.

  • Ultrex Fiberglass Frame and Sash
  • Hardware
  • Glass breakage
  • Glass seal failure
  • Screens
  • No Service Fees
Kids in a living room with Infinity replacement windows

Schedule your free in‑home consultation

We’ll connect you with an Infinity Project Consultant within 1 business day


Save 40% on combined purchases of 5 or more windows and doors.

Plus, choose the flexible financing plan that works for you

View offer details