Impervia Series

Pella Impervia Patio Doors

Pella's fiberglass line, engineered for material longevity and Universal Design accessibility.

Fiberglass sliding patio doors with the same material longevity and Universal Design ergonomics as the Impervia window line.

Design Pressure +50/-50 psf Energy Made in USA

Built for South Florida homes

Impervia Patio Doors are Pella's fiberglass sliding patio doors, with the same fiberglass-frame longevity and Universal Design ergonomics as the Impervia window line. Sized for residential lanai and patio openings outside HVHZ jurisdictions.

  • Fiberglass frame engineered for strength and durability
  • Energy-efficient Low-E insulated glass options to control heat gain
  • Professionally installed across South Florida by Armor Pro
Configurations X = operable panel (it opens) · O = fixed panel (doesn’t open). Panels read left‑to‑right as viewed from outside (hung windows read top‑to‑bottom). Example: XO = operable on the left, fixed on the right.
Impervia Sliding Patio Door (OXO 3-Panel)
Grille Patterns
Prairie
Engineered Strength
Built and tested to Florida product-approval standards
Energy Efficient
Low-E insulated glass options reduce heat gain
Limited Warranty
Manufacturer warranty plus Armor Pro install workmanship

At a Glance

Frame Material Fiberglass
Max Size 95.25 x 119.5 in
Design Pressure +50/-50 psf
U-Factor 0.2–0.49
SHGC 0.19–0.59
Frame Depth 5 in

Sizes & Pressures

Configuration Min size Max size Design pressure
Impervia Sliding Patio Door (OX / XO) 71.5 x 71.5 in 95.25 x 119.5 in +50/-50 psf
Impervia Sliding Patio Door (OXO 3-Panel) 71.5 in 143.5 x 119.5 in +35/-35 psf

Performance Certifications

Energy-performance data on file (manufacturer-published; not third-party certified).

Options

Glass tint
Advanced Low-ESunDefense Low-ENaturalSun Low-ETemperedLaminated (impact option)
Hardware
Color-matched handle setSatin NickelFoot lock / multipoint locking
Screen
Sliding screen

Ready to install the Pella Impervia Patio Doors?

Armor Pro measures, permits, and installs it across South Florida — code-compliant and warrantied. Get a free, no-obligation estimate.

Frequently Asked Questions

Impervia Patio Doors are Pella's fiberglass sliding patio doors, built on a 5-inch frame with the same fiberglass longevity and Universal Design ergonomics as the Impervia window line. They're sized for residential lanai and patio openings, available as a 2-panel (OX/XO) or 3-panel (OXO) slider. We install them on projects where the fiberglass frame and accessible operation are the priority.

No. The Impervia Patio Door is a non-impact product, and its Florida Product Approval is listed for residential installations outside High-Velocity Hurricane Zone jurisdictions, so it is not the door for Miami-Dade or Broward HVHZ openings. If you need an impact-rated, HVHZ-approved Pella patio door, we steer you to the HurricaneShield Sliding Patio Door or HurricaneShield Multi-Slide, both LMI-rated and built in Ocala. We'll confirm what your jurisdiction requires before recommending a door.

The 2-panel Impervia slider runs from 71.5 by 71.5 inches up to about 95 by 119.5 inches at a design pressure of +50/-50 psf, and the 3-panel OXO reaches about 143.5 by 119.5 inches at +35/-35 psf. Because these are non-impact ratings, we use them only on openings outside the HVHZ where the local wind-load requirement allows. We confirm the rating against your address at the time of quote.

Impervia's fiberglass frame is recognized for material longevity in challenging climates, and the line carries Pella's Universal Design framing for ergonomic, accessibility-focused projects. Laminated glass is offered as an option on Impervia, but that is not the same as a fully HVHZ-approved impact door system. For true hurricane-impact protection in South Florida, we point homeowners to Pella's HurricaneShield patio doors instead.

The Impervia Patio Door is offered in powder-coat White, Brown, Black, Tan, and Morning Sky Gray, plus dual-color combinations. Glass options include Advanced Low-E, SunDefense Low-E, and NaturalSun Low-E, with a U-factor ranging from 0.20 to 0.49 and SHGC from 0.19 to 0.59 depending on the package. Hardware choices include a color-matched or Satin Nickel handle set with a foot lock and multipoint locking.

Installed cost depends on the panel count, size, glass package, finish, and the condition of the opening, so we provide a free estimate rather than a flat price. Just as important, we'll confirm whether your opening is inside or outside the HVHZ: if you're in Miami-Dade or Broward, an Impervia non-impact door won't meet code there and we'll recommend a HurricaneShield impact door instead. Armor Pro walks you through the right Pella patio door for your location and budget.

No. Impervia is Pella's fiberglass line, Florida Product Approval listed for residential work outside the HVHZ, but it is not an impact line and does not carry a Miami-Dade NOA. For any opening that needs impact glazing or an HVHZ permit, we move to HurricaneShield or Reserve Impact. Impervia is the choice when material longevity and durability, rather than hurricane certification, are what the project is after.

Fiberglass holds its shape and finish in demanding climates better than most window materials, with low maintenance and a low thermal-expansion rate, which is the durability case Pella makes for Impervia and why it's awarded for longevity. The tradeoff is cost: fiberglass typically runs above vinyl. In Florida it makes the most sense on inland and non-HVHZ homes where an owner specifically wants the fiberglass frame for durability or finish, since for storm protection you'd be looking at an impact line instead.

Pella Corporation is a family-owned national manufacturer headquartered in Pella, Iowa, founded in 1925 and now spanning more than 20 plants across the country. For the Florida hurricane market the important detail is that Pella's impact lines, HurricaneShield and Defender, are built in Ocala, Florida by Pella's CWS subsidiary, so the storm products are made in-state rather than shipped in. We install and service Pella across South Florida and handle the order, permit, and installation regardless of which plant a given product comes from.

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