Copper Is actually a better solution. Steel rusts and will fall out eventually. Most extermination companies use copper wool. The rats have been known to chew through both, however if they do it eats the enamel off Their teeth and they soon die anyway.
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Copper Is actually a better solution. Steel rusts and will fall out eventually. Most extermination companies use copper wool. The rats have been known to chew through both, however if they do it eats the enamel off Their teeth and they soon die anyway.