![QQ: What is the minimum GWB penetration for a fire-rated frame? - I Dig Hardware - Answers to your door, hardware, and code questions from Allegion's Lori Greene. QQ: What is the minimum GWB penetration for a fire-rated frame? - I Dig Hardware - Answers to your door, hardware, and code questions from Allegion's Lori Greene.](http://idighardware.com/wp-content/uploads/2017/01/Frame-Details-NFPA-80.jpg)
QQ: What is the minimum GWB penetration for a fire-rated frame? - I Dig Hardware - Answers to your door, hardware, and code questions from Allegion's Lori Greene.
![QQ: Fire Door Frames with Existing Wall Anchors - I Dig Hardware - Answers to your door, hardware, and code questions from Allegion's Lori Greene. QQ: Fire Door Frames with Existing Wall Anchors - I Dig Hardware - Answers to your door, hardware, and code questions from Allegion's Lori Greene.](http://idighardware.com/wp-content/uploads/2016/10/NFPA-80-Existing-Wall-Anchor.jpg)
QQ: Fire Door Frames with Existing Wall Anchors - I Dig Hardware - Answers to your door, hardware, and code questions from Allegion's Lori Greene.
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