1.0First Watch Securityhttps://firstwatchsecurity.combelwithhttps://firstwatchsecurity.com/index.php/author/belwith/rich600338<blockquote class="wp-embedded-content" data-secret="RVHkILBzFv"><a href="https://firstwatchsecurity.com/index.php/product/chain-bolt-door-guard/">Chain & Bolt Door Guard</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://firstwatchsecurity.com/index.php/product/chain-bolt-door-guard/embed/#?secret=RVHkILBzFv" width="600" height="338" title="“Chain & Bolt Door Guard” — First Watch Security" data-secret="RVHkILBzFv" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script> /*! This file is auto-generated */ !function(d,l){"use strict";l.querySelector&&d.addEventListener&&"undefined"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!/[^a-zA-Z0-9]/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret="'+t.secret+'"]'),o=l.querySelectorAll('blockquote[data-secret="'+t.secret+'"]'),c=new RegExp("^https?:$","i"),i=0;i<o.length;i++)o[i].style.display="none";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute("style"),"height"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):"link"===t.message&&(r=new URL(s.getAttribute("src")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener("message",d.wp.receiveEmbedMessage,!1),l.addEventListener("DOMContentLoaded",function(){for(var e,t,s=l.querySelectorAll("iframe.wp-embedded-content"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute("data-secret"))||(t=Math.random().toString(36).substring(2,12),e.src+="#?secret="+t,e.setAttribute("data-secret",t)),e.contentWindow.postMessage({message:"ready",secret:t},"*")},!1)))}(window,document); //# sourceURL=https://firstwatchsecurity.com/wp-includes/js/wp-embed.min.js </script> https://firstwatchsecurity.com/wp-content/uploads/2015/04/18791.jpg10001000SKU: 1879 Finish: Polished Brass Additional security of sliding dead bolt Secures door while allowing opening for viewing or ventilation   Instructions: 1. Mount side place with sliding bolt inside on door at convenient height. Edge of slide place should be flush with door edge. Install four screws. 2. Mount strike place on door jamb so that sliding bolt engages the hole when door is fully closed. If door fit is tight, chisel out a recess on jamb for the strike plate. Install two screws. 3. Mount chain holder on jamb so that knob on chain will reach the hole in the slide plate when bolt is retracted. Mark and drill three pilot holes 3/32" diameter and 1-1/4" deep. Install chain holder with three screws.