Home / Materials / Pella Impervia casement window with dual-pane glass
Pella Impervia casement window with dual-pane glass This is a listed windows assembly. Match the model and orientation. A listing is not a permit.
Attribute match · limited evidence. Documented attributes match 7 published requirements — no listing program applies. Verify with your authority having jurisdiction or ARC. Limited evidence: a single positive channel so far — more programs or documentation may still move this record.
▲ documented attributes match 7 requirements
Status derived from the cited listings by a published rule, never hand-assigned. Each chip
above is one evidence channel and its direction. A listing is not a permit — the authority
having jurisdiction decides.
Pella documents an eleven-sixteenths-inch dual-pane insulating-glass configuration sealed and bonded to the Impervia casement sash.
Kind: prescriptive-product.
Brand: Pella Corporation .
Page reviewed 2026-08-24. JSON (CC BY 4.0)
Documented attributes Each value below points to its field-level manufacturer, official-listing, test-report, or standard-body evidence.
Published requirement matches These links are generated from the cited attributes above. They do not decide installation or a project result.
Models named on the listing Model Application Impervia operable casement window Impervia fixed casement window
Tempered glass is an available option, but the cited page does not state the tempered-pane count for an order. This record therefore matches only the documented multilayered-glazing path. Can I use this here
This trace joins product evidence to a sourced code application, then keeps every boundary,
map, date, project check, documented constraint match, and still-undocumented field visible.
It is not a permit result.
Full explorer: Can I use this here .
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In this place , this meets the model code 2018 IWUIC Class 1–2 multilayered glazing rule.
In this place , this meets the adopted IWUIC Class 1–2 multilayered glazing rule.
In this place , this meets the available for local adoption Colorado CWRC multilayered glazing rule.
In this place , this meets the adopted 2018 IWUIC Class 1–2 multilayered glazing rule.
In this place , this meets the available for local adoption Oregon R327 multilayered glazing rule.
In this place , this meets the adopted Oregon R327 multilayered glazing rule.
In this place , this meets the adopted 2021 IWUIC Class 1–2 multilayered glazing rule.
In this place , this meets the adopted Austin Zone A multilayered glazing rule.
In this place , this meets the adopted 2006 Utah UWUI Class 1–2 multilayered glazing rule.
The rule and every matching product for the United States
Save to my house How this product meets each requirement (10)
Requirement constraints (10)
Each table below compares this product's documented attributes against one published
requirement. That comparison is a fact about the product and the requirement, and does not
change from place to place, so it is printed once.
Requirement constraints (10)
Each table compares this product's documented attributes with one published
requirement. That comparison does not change from place to place, so it is printed
once here and linked from every jurisdiction below.
Oregon R327 multilayered glazing matched Field Required Documented value State Assembly role Assembly role is one of exterior window, glazed door, skylight exterior window matched Glazing panes Glazing panes ≥ 2 2 matched
Austin Zone A multilayered glazing matched Field Required Documented value State Assembly role Assembly role is one of exterior window, glazed door, skylight exterior window matched Glazing panes Glazing panes ≥ 2 2 matched
California multipane + tempered glazing undocumented Field Required Documented value State Assembly role Assembly role is one of exterior window, glazed door, skylight exterior window matched Glazing panes Glazing panes ≥ 2 2 matched Tempered panes Tempered panes ≥ 1 Not documented undocumented
IWUIC Class 1–2 multilayered glazing matched Field Required Documented value State Assembly role Assembly role is one of exterior window, glazed door, skylight exterior window matched Glazing panes Glazing panes ≥ 2 2 matched
Colorado CWRC multilayered glazing matched Field Required Documented value State Assembly role Assembly role is one of exterior window, glazed door, skylight exterior window matched Glazing panes Glazing panes ≥ 2 2 matched
2018 IWUIC Class 1–2 multilayered glazing matched Field Required Documented value State Assembly role Assembly role is one of exterior window, glazed door, skylight exterior window matched Glazing panes Glazing panes ≥ 2 2 matched
2021 IWUIC Class 1–2 multilayered glazing matched Field Required Documented value State Assembly role Assembly role is one of exterior window, glazed door, skylight exterior window matched Glazing panes Glazing panes ≥ 2 2 matched
2006 Utah UWUI Class 1–2 20-minute glazing undocumented Field Required Documented value State Assembly role Assembly role is one of exterior window, glazed door, skylight exterior window matched Fire resistance Fire resistance ≥ 20 min Not documented undocumented
2006 Utah UWUI Class 1–2 multilayered glazing matched Field Required Documented value State Assembly role Assembly role is one of exterior window, glazed door, skylight exterior window matched Glazing panes Glazing panes ≥ 2 2 matched
2006 Utah UWUI Class 1–2 tempered glazing undocumented Field Required Documented value State Assembly role Assembly role is one of exterior window, glazed door, skylight exterior window matched Tempered panes Tempered panes ≥ 1 Not documented undocumented
Where this applies
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answer page, linked above and re-linked by the location lens. The complete per-place
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JSON twin .
Pella Impervia casement window with dual-pane glass. FireApproved. https://fireapproved.com/materials/pella-impervia-casement-dual-pane-window/. Last verified 2026-08-24. Verify at the source. Every listing number and claim here links to its origin — listings change and local amendments govern, so check the current record before you specify.