How a Linear French Drain Works Video How To Get the Best Contractor Tim shows you the end result of what a Linear French Drain is supposed to do.Want to see step-by-step videos on how to build one? Get Tim's DVD! Click here to order Tim's DVD with the step-by-step procedure for installing a Linear French Drain and keeping your basement dry. SPONSORS / Leave a Reply Cancel reply Your email address will not be published. Required fields are marked *Comment Name * Email * Website Sign up to my newsletter to receive expert advice for your home!