<a href="//commons.wikimedia.org/w/index.php?title=Penetrant&amp;action=edit&amp;redlink=1" class="new" title="Penetrant (page does not exist)">Penetrants</a> installed, ready for <a href="//commons.wikimedia.org/wiki/Firestop" title="Firestop">firestopping</a> for <a href="//commons.wikimedia.org/wiki/Fire_test" title="Fire test">fire test</a>
<a href="//commons.wikimedia.org/wiki/User:Achim_Hering" title="User:Achim Hering">Achim Hering</a>
2006-11-22
<span class="int-own-work" lang="en">Own work</span>