Fire Rated Concealed Full Mortise Door Hinge In Satin Chrome With Invisible Hideaway Mounting And Slick 180 Degree Swing Motion For Heavy Duty Interior And Exterior Doors

Invisible fire rated full mortise door hinge in satin chrome
✔️ Riveted steel pin fits 1.375 to 1.75 inch thick panels tight

You get a clean look without exposed hardware clutter up your doorway. These hidden hinges bolt right inside the door edge and frame. You install them on wood cores or steel frames that face strict fire codes. They slide shut smooth and stay completely out of traffic lanes.

✅ UL fire ratings handle twenty ninety or one eighty minutes
✅ Fixed steel pin keeps the assembly locked down tight
✅ Hidden design wipes away exterior pinch hazard zones
✅ Drop it in the rabbet pocket and skip final tweaking

💡 What makes concealed mortise door hinges handy for high traffic entrances?
These hidden mounts wipe away squeaky hinges while meeting strict safety codes.
- Lock the fire rating class to breeze past local inspector checks daily
- Cover the blade slots so thieves cannot pry the latch bolts loose outside
- Pin the pivot axis dead center to kill weight sag on heavy slab doors

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