https://www.homebuildingandrepairs.co... Click on this link for more information about plumbing, floor framing and other construction projects. This video will provide you with simple and easy stepbystep instructions on how you can install longer plumbing drain pipes through multiple floor framing joist by installing them in smaller sections. It's a plumbing trick professionals have been using for decades and now it's available for doityourselfers and home remodeling enthusiast.