The LCN 3130SE Sentronic door closer is concealed in the door, closer/holder that is perfectly designed to provide single point hold-open for fire and smoke barrier doors. The door is held open until current interruption releases the holding mechanism...

The concealed 3133 Series is perfectly designed to mount in a 1-3/4" wide interior door. The single lever arm and roller assembly of this door closer provides the complete concealment and the choice of finishes and track functions meet virtually all...

The concealed 3133 Series is perfectly designed to mount in a 1-3/4" wide interior door. The single lever arm and roller assembly of this door closer provides the complete concealment and the choice of finishes and track functions meet virtually all...

The concealed 3133 Series is perfectly designed to mount in a 1-3/4" wide interior door. The single lever arm and roller assembly of this door closer provides the complete concealment and the choice of finishes and track functions meet virtually all...

The concealed 3133 Series is perfectly designed to mount in a 1-3/4" wide interior door. The single lever arm and roller assembly of this door closer provides the complete concealment and the choice of finishes and track functions meet virtually all...

The concealed 3133 Series is perfectly designed to mount in a 1-3/4" wide interior door. The single lever arm and roller assembly of this door closer provides the complete concealment and the choice of finishes and track functions meet virtually all...

The concealed 3133 Series is perfectly designed to mount in a 1-3/4" wide interior door. The single lever arm and roller assembly of this door closer provides the complete concealment and the choice of finishes and track functions meet virtually all...

The concealed 3133 Series is perfectly designed to mount in a 1-3/4" wide interior door. The single lever arm and roller assembly of this door closer provides the complete concealment and the choice of finishes and track functions meet virtually all...

The concealed 3133 Series is perfectly designed to mount in a 1-3/4" wide interior door. The single lever arm and roller assembly of this door closer provides the complete concealment and the choice of finishes and track functions meet virtually all...

The concealed 3133 Series is perfectly designed to mount in a 1-3/4" wide interior door. The single lever arm and roller assembly of this door closer provides the complete concealment and the choice of finishes and track functions meet virtually all...

The concealed 3133 Series is perfectly designed to mount in a 1-3/4" wide interior door. The single lever arm and roller assembly of this door closer provides the complete concealment and the choice of finishes and track functions meet virtually all...

The concealed 3133 Series is perfectly designed to mount in a 1-3/4" wide interior door. The single lever arm and roller assembly of this door closer provides the complete concealment and the choice of finishes and track functions meet virtually all...