When working through door schedules, frames, and fire‑rated details, jamb types can quickly cause confusion. Both Flat Jambs and Grooved Jambs are commonly used in fire door installations, but each comes with its own design considerations, installation requirements, and practical benefits. This guide breaks down the differences so you can confidently choose the right jamb … Continue reading Flat Jamb vs Grooved Jamb: What’s the Difference and Which One Should You Use?