Discover the durable Pella Impervia Sliding Window. Made from ultra-strong fiberglass, it offers smooth operation, natural light, and airflow for any room.

Key Features

• Built with virtually maintenance-free fiberglass frames on the interior and exterior.
• Commercial grade strength and performance.
• Surface-mounted sash locks.
• Designed with a double-roller system for smooth, long-lasting gliding operation.
• Will handle the most extreme heat and cold.
• Optional InView exterior screen allows for easy ventilation enhancing the light in your home.
• Energy Star Rated

Side by Side Comparison

Pella Impervia Series Fiberglass Windows vs. Andersen 100 Series Fibrex Windows vs. Infinity from Marvin Series Fiberglass Windows: An Informed Comparison for Homeowners

Choosing new windows is an important decision, and with options like Pella Impervia Series, Andersen 100 Series, and Infinity from Marvin, you have some excellent choices in the durable materials category. While each product offers distinct benefits, this comparison will highlight key aspects such as materials, customization, warranties, cost, and more to help you make the best choice for your home. Pella Impervia Series provides a well-balanced combination of durability, customization, and long-term value that may make it a top contender, but let’s take a look at how each window performs across the board.

Materials

Pella Impervia Series: The Impervia Series is made from Duracast fiberglass, a proprietary fiberglass composite that’s incredibly strong and durable. Fiberglass expands and contracts very little with temperature changes, which helps maintain the window’s structural integrity over time. This makes it ideal for extreme climates.

Andersen 100 Series: Andersen’s 100 Series windows are made from Fibrex®, a blend of wood fiber and thermoplastic polymer. Fibrex offers solid durability and energy efficiency, but it may not be as robust as full fiberglass in terms of structural strength and thermal expansion resistance.

Infinity from Marvin Series: Marvin’s Infinity windows are constructed from Ultrex® fiberglass, a highly durable material similar to Pella’s Duracast. Fiberglass windows, like those from Marvin, are known for their ability to withstand extreme temperatures and are less likely to warp or crack compared to Fibrex or vinyl.

Customization Options

Pella Impervia Series: Pella offers a wide range of customization options with the Impervia Series. You can choose from various colors, grille patterns, and hardware finishes to fit your home's style. While the color palette might not be as extensive as wood-clad options, it provides enough variety to match most exteriors.

Andersen 100 Series: Andersen’s 100 Series windows are available in fewer colors compared to Pella, but you still have several choices for interior and exterior finishes. There are some grille options, but overall, the customization is slightly more limited compared to what you’ll find with Pella Impervia.

Infinity from Marvin Series: Marvin Infinity windows offer a good range of customization options, including multiple exterior colors, wood interior options, and grille patterns. While not as expansive as Pella’s, the variety available allows for a fairly personalized look.

Warranties

Pella Impervia Series: Pella backs its Impervia Series with a limited lifetime warranty, offering excellent long-term coverage for both materials and glass. This comprehensive warranty ensures peace of mind, especially with the well-established durability of Pella’s fiberglass.

Andersen 100 Series: Andersen provides a 20-year warranty on glass and a 10-year warranty on non-glass components for the 100 Series. While solid, it doesn’t match the length or comprehensiveness of Pella’s lifetime warranty.

Infinity from Marvin Series: Marvin offers a 20-year warranty on glass and a 10-year warranty on the rest of the window. This is comparable to Andersen’s offering but falls short of Pella’s more extensive coverage.

Cost Comparison

Pella Impervia Series: Mid-range pricing makes the Pella Impervia Series a strong value proposition, especially considering its fiberglass construction, durability, and long warranty. Homeowners get a balance of affordability and performance, which can lead to long-term savings on maintenance and energy bills.

Andersen 100 Series: The Andersen 100 Series tends to be more affordable than both Pella and Marvin, making it a good option for budget-conscious homeowners. However, the cost savings might come at the expense of some long-term durability and customization options.

Infinity from Marvin Series: Infinity from Marvin windows are generally in the higher price range due to the premium nature of fiberglass and the overall performance features. While durable and energy-efficient, the higher upfront cost may be a consideration for homeowners with tight budgets.

Energy Efficiency

Pella Impervia Series: Pella’s Impervia windows are Energy Star certified and offer highly efficient glass packages, including triple-pane options that significantly improve insulation and reduce energy costs. The overall design of these windows focuses on maximizing thermal efficiency, particularly in harsh climates.

Andersen 100 Series: Andersen 100 Series windows are also Energy Star certified, with Fibrex providing solid insulation. However, the absence of triple-pane glass as a standard option may make them slightly less energy-efficient compared to the Pella Impervia Series.

Infinity from Marvin Series: Marvin Infinity windows are Energy Star rated and provide a wide range of energy-efficient glass options. The inherent properties of fiberglass, combined with Marvin’s advanced glass technology, ensure excellent thermal performance across various climates.

Other Key Considerations

Pella Impervia Series: What sets Pella Impervia apart is its focus on strength, durability, and energy efficiency, all at a competitive price point. The flexibility in customization, especially in glass and hardware, combined with the robust Duracast fiberglass material, makes it a standout option for homeowners who want long-term value and reliability.

Andersen 100 Series: Andersen’s 100 Series is great for homeowners on a budget who still want durability and energy efficiency. While it doesn’t offer the same level of performance as full fiberglass, it’s a solid choice for those prioritizing cost savings.

Infinity from Marvin Series: Marvin Infinity windows excel in strength and durability due to their premium fiberglass construction. They offer solid energy performance and customization but may be more expensive than other fiberglass options, like Pella Impervia.

Final Thoughts

Each of these three window series—Pella Impervia, Andersen 100, and Marvin Infinity—offers unique benefits. Pella Impervia Series stands out as a well-rounded option, combining durability, customization, energy efficiency, and competitive pricing. For homeowners looking for long-term reliability, minimal maintenance, and great performance in a variety of climates, Pella Impervia is an excellent choice. While Andersen 100 Series is more budget-friendly and Marvin Infinity offers high-end fiberglass performance, Pella Impervia strikes a perfect balance between performance, cost, and customization that makes it a strong contender for homeowners seeking the best value in fiberglass windows.