virkon

We purchased new property with existing coop and I have purchased Virkon S to disinfect out of precaution. The entire inside of coop is OSB (oriented strand board) it is also insulated. My questions are; Has anyone sprayed Virkon on OSB? How long did it take to dry out? I can use a fan...

My poor sweet Rocky, nearly 8 weeks old, looks like she has Marek's. I thought at first that she had injured her leg---although always smaller than my other six chicks, she was feisty and always the first to do daring things like get up on the brooder roost or leap to the top of the waterer...