Bio-Shield^® Unconditional Guarantee

Bio-Shield^® has been in commercial use since 1984. It is a powerful outdoor cleaner that gives amazing results when used as directed.  If Bio-Shield^® has not worked - it has not been used correctly.   

Bio-Shield^® is Unconditionally Guaranteed to Work; 

If you are a domestic customer that has used Bio-Shield^® and are not happy with the end result we will replace your bottle and send the replacement to you at no charge. No questions and no conditions will apply.