Pennsylvania / Windows

Windows in Pennsylvania

Statewide Pennsylvania requires 2021 IWUIC.

The rule

Adopted “shall be tempered glass, multilayered glazed panels, glass block or have a fire protection rating”

2021 IWUIC Class 1–2 multilayered glazing. The unamended 2021 IWUIC includes multilayered glazed panels as one exterior-glazing path in Class 1 and Class 2 construction.

Products matching Pennsylvania’s adopted requirements

Adopted Product matches below are limited to windows and trace to the named requirement.

Additional products matching the model-code floor

Model code Product matches below are limited to windows and trace to the named requirement.

No sourced windows product in this directory yet matches the model-code floor.

Additional products matching the voluntary program

Voluntary program Product matches below are limited to windows and trace to the named requirement.

No sourced windows product in this directory yet matches the voluntary program.

Every sourced row for this part of the house

  • Adopted 2021 IWUIC Class 1–2 multilayered glazing — The unamended 2021 IWUIC includes multilayered glazed panels as one exterior-glazing path in Class 1 and Class 2 construction.
  • Model code 2018 IWUIC Class 1–2 multilayered glazing — The unamended 2018 IWUIC includes multilayered glazed panels as one exterior glazing path in Class 1 and Class 2 construction.
  • Model code IWUIC Class 1–2 multilayered glazing — The unamended 2024 IWUIC model code includes multilayered glazed panels as one exterior glazing path in Class 1 and Class 2 construction.
  • Voluntary program IBHS Plus two-tempered-pane glazing — The current IBHS Plus standard includes a multipane exterior-glazing path with at least two tempered panes.