JD's is your local dealer for Infinity Replacement Windows from MARVIN.

All Infinity from Marvin replacement windows are covered by a limited warranty that guarantees they'll remain free from defects in manufacturing, materials and workmanship for 10 years from the purchase date. Infinity from Marvin also offers a 20 year warranty on our insulating glass, protecting it against visible obstruction caused by failure of the insulating glass seal.


The Energy Star rating from the U.S. Department of Energy and the U.S. Environmental Protection Agency is only granted to products that reduce energy usage to mandated levels. Infinity from Marvin exceeds the performance requirements and qualifies for the Energy Star rating in all U.S. climate regions. In addition, Infinity products have one of the highest performance ratings from the National Fenestration Rating Council, the organization that defines energy performance ratings for the window and door industry.

What could be stronger?

You're doing your homework - comparing replacement window features and benefits. We think when you're done, you'll find that Infinity from Marvin replacement windows are the only choice for the home you love. The advantage is clear - strength, durability, low maintenance, ease of operation and classic beauty.

ULTREX is 8x stronger than vinyl! Don't worry. Ultrex can take whatever your family and mother nature dish out because it's pultruded fiberglass, a material used in products where strength and durability are required. In fact, it's such a solid, long-lasting material that it's trusted for use in bridge construction.

Standing up under pressure

Scorching summer heat or freezing winter temperatures - wherever you live, whatever the climate, Infinity from Marvin replacement windows are outstanding performers. Our windows meet industry ratings for air, water and structural performance. Infinity windows have a performance rating of DP30 (based on unit size), which is a measure of the amount of pressure a window or door is designed to withstand when closed and locked. This means Infinity windows remain strong (standing up to 45 pounds of pressure per square foot, which is equivalent to the pressure created by 132 mph winds) and watertight (withstanding water penetration when exposed to the equivalent of 8" of rain per hour driven by 42 mph winds).

Two convenient replacement methods!