RVW1033 <br /> <b>Features</b> <br /> <ul> <li>Used on hollow metal, sheet metal, tin clad, steel composite or wood core swinging type fire doors</li> <li>One hinge for each 60 lbs</li> <li>Use at least one fire-rated hinge for every 20&quot; of door height</li> <li>Frames with 20 minute UL Fire Rating</li> <li>Hinge Type: Invisible/Concealed</li> <li>Number of Mounting Holes: 8</li> <li>Style (Old): Modern</li> </ul> <br /> <b>Dimensions</b> <br /> <ul> <li>Overall Width - Side to Side: 2&quot;</li> <li>Overall Product Weight: 3.55 lbs</li> </ul>