.sash-Dropdown:hover .sash-DropdownTrigger, .sash-Dropdown:focus-within .sash-DropdownTrigger { border-bottom-color: --var(--tw-color-primary) } .sash-Dropdown:hover .sash-DropdownContent, .sash-Dropdown:focus-within .sash-DropdownContent { display: block; } .navTabs li:hover > div, .navTabs li:focus-within > div { display: block; }

- Windows
- Shop Online or by Appointment
  Casement
  Hinged at the side and swing outward.
  Shop
  Learn
  Awning
  Hinged at the top and swing out from the bottom.
  Shop
  Learn
  Double-Hung
  Two sashes capable of sliding up and down.
  Shop
  Learn
  Single-Hung
  Slides up from the bottom, while the top sash stays stationary.
  Shop
  Learn
  Picture
  Fixed frames that do not operate.
  Shop
  Learn
  Sliding
  Open horizontally, gliding on a track from one side to the other.
  Shop
  Learn
- Available by Appointment Only
  Custom
  Made-to-order windows not found in the standard offering.
  Learn
  Pass Through
  Slides, folds or pushes open to pass items between spaces.
  Shop
  Learn
  Bay
  Fixed and operable windows form a curve that extends out from a home’s exterior.
  Shop
  Learn
  Bow
  Four or more windows, each the same size and shape, joined to form a smooth curve.
  Shop
  Learn
- Pre-Built Windows and Parts
  Stock Inventory
  Shop Stock Windows
  Screens, Parts & Accessories
  Shop
- Shop All Windows
- - - Window Inspiration
    - By Color
    - By Style
    - By Room
    - By Shape
    - All Window Inspiration
  - - Window Resources
    - Window Education
    - Window Replacement
    - Before & After Projects
    - Ratings & Reviews
    - Features & Options
    - Window DIY
- Experiment with styles, colors and finishes on your own home
  Design Now
- Doors
- - Patio Doors
  - Shop Online or by Appointment
    Hinged or French Patio Doors
    1 or 2 doors that swing in or out.
    Shop
    Learn
    Sliding Patio Doors
    Panels of glass that slide open horizontally.
    Shop
    Learn
  - Available by Appointment Only
    Bifold Patio Door
    Expansive panels of glass that fold like an accordion.
    Shop
    Learn
    Multi-Slide Patio Door
    3 or more panels that glide open horizontally and stack.
    Shop
    Learn
  - Shop Parts
    Replacement Parts
    Shop
  - Shop All Patio Doors
  - - - Patio Door Inspiration
      - By Color
      - By Style
      - By Room
      - All Patio Door Inspiration
    - - Patio Door Resources
      - Patio Door Education
      - Patio Door Replacement
      - Before & After Projects
      - Ratings & Reviews
      - Features & Options
      - Patio Door DIY
- - Front Doors
  - Shop Online or By Appointment
    Solid Fiberglass Door
    Shop
    Learn
    Fiberglass Door with Glass
    Shop
    Learn
  - Available by Appointment Only
    Wood Door with Glass
    Learn
    Solid Steel
    Shop
    Learn
  - Shop Parts
    Replacement Parts
    Shop
  - Shop All Front Doors
  - - - Shop By Material
      - Wood
      - Fiberglass
      - Steel
  - - - Front Door Inspiration
      - By Color
      - By Style
    - - Front Door Resources
      - Front Door Education
      - Front Door Replacement
      - Before & After Projects
      - Features & Options
      - Front Door DIY
  - Experiment with styles, colors and finishes on your own home
    Design Now
- Storm Doors
Where to Buy
- For Pros
- For Professionals
- Plan Your Project
- Tools & Resources
Free Consultation

Home
Doors
Patio Doors
Pella® Impervia®
Pella Impervia Patio Door Ratings & Reviews

white sliding door in green office space with city view and two wooden desks

Pella® Impervia® Fiberglass Patio Doors

Pella Impervia patio doors deliver unmatched strength and lasting durability. Our proprietary fiberglass material is the strongest material available for patio doors, engineered for lasting durability.⁹

Free In-Home Consultation

Get expert window and door advice from the comfort of your home.