20K views · 74 reactions | Prep work is KEY to a clean, safe, and efficient demo. Before we touch a wall, we build full containment. That means sealing off the workspace, closing all air pathways, protecting the HVAC system, and setting up negative pressure so dust and debris don’t travel throughout the home. Mold is OFTEN found during demo. Don’t skip this step and regret it later! | Nik and Liv DIY | Facebook