How do you lower high radon levels in a basement?

Uma Parekh
Updated: Sept. 14, 2020

I have a house to sell, I already have contract. we stayed 13 years in that home with full finished basement. In Radon test result is 7.5pCi/L . What should  we do and how much it will cost? Can you please suggest us what should be done. House is in very good condition. 

Responses (1)