Safety Technology International， Inc. STI-4100 Break Glass Stopper - Large Protective Cover for Unsupervised Areas<div style="text-align: left;"><strong>[Product Information]</strong><ul><li id="replacementPartsFitmentBullet" class="aok-hidden" data-doesntfitmessage="We're not sure this item fits your " data-fitsmessage="This fits your "><span class="a-list-item"><span id="replacementPartsFitmentBulletInner"><a href="#" class="a-link-normal hsx-rpp-fitment-focus">Enter your model number</a>to make sure this fits.</span></span></li><li><span class="a-list-item"> Molded of super tough UV-stabilized polycarbonate </span></li><li><span class="a-list-item"> Fire alarm remains clearly visible and accessible </span></li><li><span class="a-list-item"> Fast and easy installation </span></li><li><span class="a-list-item"> Fits virtually all manual pull stations </span></li><li><span class="a-list-item"> Three year guarantee on polycarbonate housing </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/51s7YDJJ5-L.jpg" noproxy>