File:Boot firestop.jpg

Summary

Description Illegal "Firestop", made of crud, polyurethane foam and old rubber boots shoved in the hole. A true classic in fire protection history.
Date
Source Own work
Author Achim Hering
Category:Electric cables Category:Firestops Category:Homemade firestops Category:Polyurethane foam Category:Cleaning

Licensing

Public domain This work has been released into the public domain by its author, Achim Hering. This applies worldwide.
In some countries this may not be legally possible; if so:
Achim Hering grants anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.
Category:Self-published work#Boot%20firestop.jpgCategory:PD-self#Boot%20firestop.jpg
Category:Cleaning Category:Electric cables Category:Firestops Category:Homemade firestops Category:PD-self Category:Polyurethane foam Category:Self-published work