At National Home Improvements safety is one of our top priorities. We are Lead Safety Certified. We follow and comply with OSHA’s strict guidelines. We are NARI Certified and a certified contractor with GAF. http://ensynefo.com/blogs/608153/874223/riding-the-rails-in-rockhill-furhttp://ww.vbc6.com/index.php?p=blogs/viewstory/321877