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ThermaStar by Pella®

Based on 271 ratings*

ThermaStar by Pella® Windows. Value backed by Pella.

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  • Easy to care for.
  • Pella quality at an affordable price.
  • Exceptional energy efficiency.
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Vinyl Windows and Patio Doors

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Be Window Smart

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Design your own ThermaStar by Pella window.

Choose one of the available styles to begin.

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Everything you need to shop smart with Pella – and create a space you'll love.

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Why Choose ThermaStar by Pella?

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Lower heating and cooling costs.

In a typical home, ENERGY STAR® certified windows can save an average $101 – $583 a year when replacing single-pane windows.35 The temperature throughout your home will be more comfortable and consistent.

ENERGY STAR® Performance. ThermaStar by Pella products offer the energy-efficient options that will meet or exceed ENERGY STAR guidelines in all 50 states.1

They stand up to weather better and last longer than ordinary vinyl products.

Outstanding weather resistance. Weather-repel design channels water away from the home.

Fewer worries about warping, sagging or bowing vinyl. Precision welding process helps ensure windows will resist warping or twisting over time.

A higher quality look than ordinary vinyl.

Full frame profile with edge detailing. A more stylish design than ordinary vinyl windows.

Attention to detail. The interior sash corner welds on Pella 250 Series products are less visible than on typical vinyl, for a more attractive look.

Wide selection of frame colors. Dual-color frame option offers White interiors with a choice of nine DuraColor™ exterior finishes. Solid-color White or Almond frames also available.

Beautiful grille styles. Select from Simulated-Divided-Light grilles for the authentic look of individual windowpanes or grilles-between-the-glass to create a smooth glass surface that's easy to clean.

Sizing Information

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Enjoy Satisfaction for Years to Come.

Pella® vinyl windows are backed by the Pella Limited Lifetime Warranty – one of the best warranties in the business. See written warranty for complete details.

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Pella is Passionate About Quality.

Pella has a steadfast commitment to quality – going beyond what meets the eye.

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Looking for Installation Guides?

Get answers to your installation questions in our comprehensive Pella window and door installation guides.

Visit InstallPella.com

Average Customer Rating in the past 12 months*

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4.3/5 based on 271 ratings


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