Vapor Barrier Seam Tape, Moisture Barrier Seam and Seal Adhesive for Crawl Space Encapsulations, Carpet Padding, Masking, Underlayment or Marine Use, Waterproof 9 Mil (4 Inches x 180 Feet, White) : Amazon.co.uk:
Do I need to use this tape to seal my underlay together? Or can I use brown tape? : r/Flooring
What Kind of Tape to Use When Installing Underlayment - YouTube