Marvin Essential Logo
Marvin Essential Collection
Marvin Essential Collection
Marvin Fiberglass Windows
Marvin Fiberglass Windows
Marvin Essential Casement
Marvin Essential Casement
Marvin Essential Double Hung
Marvin Essential Double Hung

Marvin Essential Windows

*Previously known as Integrity All Ultrex®

The Marvin Essential™ collection brings together design, quality and performance in one streamlined offering. A popular option for homeowners looking to minimize upkeep. The Marvin Essential windows have 100% fiberglass interiors and exterior finishes, making them virtually maintenance free.

Simplified options make the order process easy. The windows’ narrow sightlines and versatile styles will blend in with any homes style and climate.

Every window in the Marvin Essential™ collection is designed with homeowners in mind. While other brands may force you to choose between beauty and performance, Marvin empowers you the ability to choose both. Allowing homeowners to build more of what they imagine.

Their patented, pultruded fiberglass material achieves unbeatable strength without sacrificing aesthetic. The Marvin Essential™ windows are durable, and visually striking, allowing you to make a bold statement in your home.

Marvin Fiberglass

While there are other premium fiberglass window manufacturers, none can compete with Marvin. Marvin is an industry leader who’s been consistently innovating for more than 100 years.

Marvin has a patented pultruded fiberglass that is 8 times stronger than vinyl and 3 times stronger than vinyl/wood composites.

Each product in the Marvin Essential™ collection will stay stable in harsh weather or extreme temperatures. So, your windows with fiberglass exteriors stay strong and durable, even in harsh conditions.

Simplified Living

The Marvin Essential™ collection makes it easier than ever to reconnect with the outside world and live more comfortably. Each window features narrow profiles, clean lines. This allows for simpler features and options, making the order and installation process smooth and straightforward.

Available in a variety of styles, including casement, awning, double hung, specialty shapes and more. They are as visually striking as they are reliable.

Streamlined Window Style Offerings

By simplifying product options, the Marvin Essential™ collection makes the order process easy and straightforward for homeowners. Choose from a select few premium window styles:

  • Awning Windows
  • Casement Windows
  • Double Hung
  • Glider/Slider
  • Picture
  • Round Top
  • Single Hung
  • Specialty Shapes

A Davis Window & Door Professional Staff Member is Ready to Help

We at Davis Window & Door will help you select the right Marvin Windows for your next home improvement project. We stock a variety of styles from Marvin Essential windows. Our knowledgeable staff can walk you through the unique qualities of each style.

Visit our Request a Consultation page to speak with our professionals. Get the information you need to help make a decision on Marvin Essential windows.

Davis is committed to ensuring every step of your project runs smoothly — from budgeting and product selection to window installation. With more than 100 years of combined sales and technical experience, our staff consists of reliable partners who you can trust.

Availability and Options

Double Hung

Our Homeowners Say

“Of all the window companies, they were the most knowledgeable and thorough. Their installers were second to none. I would gladly recommend using Davis Window & Door.”

“This is the second house we have used Davis to replace every window in the house. They do a wonderful job, keep the job site neat, and the windows are fantastic! Would recommend Davis to all!”

“Davis Window and Door were very professional, on time, and completed work on schedule.They paid attention to every detail and had me check all work before I signed off on it.I would highly recommend them.”

“Very pleased with the windows. Priced $1000’s less than comparable windows we priced out. The crew was fantastic coming back on Saturday and Sunday to finish small portion which was delayed due to weather.”


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