![]() They mostly label it as barium-free, but even if that's not the case, as I said, no hazards can happen. Knowing that this issue causes lots of troubles, some manufacturers have their own tricks on how to advertise a product with Mass Loaded Vinyl. Well, having in mind that either barium sulfate or calcium carbonate is used as inert materials, you will hear many opposed opinions.Įxposure to high levels of elemental barium indeed can be toxic, but in this case, it does not represent the danger because it is insoluble in water and therefore inert! If you find MLV to be an attractive solution to your problems, you surely wonder is it safe? This way you are sure that the wall has been completely sealed and you can expect only the best performance.The question of safety is always among the most important ones. Once you have finished installing MLV for soundproofing walls, use an acoustical sealant to caulk the perimeter. While installing the cut pieces of mass loaded vinyl sheeting, ensure that you expose electrical outlets and other openings.Ĭut around the openings when you are done, or expose the outlets as you are installing if you fear you may forget them. If the MLV terminates between studs, overlap the MLV by about 2” and then tape it. ![]() If the MLV seams terminate on a stud, butt the MLV seam pieces together, caulk it and then tape it with duct tape. Begin fastening the vinyl soundproof barrier, horizontally at the top first before you begin working your way down and in the middle.Ĭontinue installing until your walls are all covered. Fasten The Sound Barrier SeamsĪt this point, you would strip the cut out MLV at a corner of the wall with the assistance of another person.Ĭheck that the mass loaded vinyl sheeting is straight to ensure even draping over the wall. A straight edge or T square would help you get a straight line cut. Mark out the measurement on your mass loaded vinyl roll and cut with heavy-duty scissors or utility knife. Measure the wall from ceiling to floor and leave a little gap of about ½” around the perimeter. Apply another layer of drywall and customize it as desired. Use acoustical sealant in caulking the perimeter as proper sealing is essential for the best results. Cut these parts open to expose them after installation is complete. Finishing Touchesĭuring the application process, you would have undoubtedly covered your switches and sockets with cut pieces of MLV. Use a seam seal tape to seal up the seams between panels. Hang MLV as close as possible to the previous piece but avoid overlapping them. We recommend that you fasten the sound deadening vinyl after every 36” at the studs. When you are done fastening at the top, go down the sides. We recommend you secure the membrane after every 12”.Ĭontinue installing the different pieces of mass loaded vinyl sheeting you have cut until your wall is completely covered with a noise stop vinyl barrier. Begin fastening at the top and go horizontally first.įasten with nails, screws, or staples and use as much as you need to prevent the sound barrier from falling off. ![]() With the assistance of your helper, position the first piece of cut sound deadening vinyl on the wall.Įnsure that it is straight and drapes down even before you begin to fasten it on the wall. Regular scissors won’t be enough because of the thickness and density of mass loaded vinyl sheeting, so you should use a utility knife or heavy-duty scissors. Measure the wall from ceiling to floor and cut out the mass loaded vinyl sheeting according to the required size. Since it’s always better to install your sound deadening vinyl on studs, you would need to use a stud finder to locate the studs behind the wall. This is because the studs are already behind the drywall and are not readily accessible to you. It’s a bit more complicated if you want to maintain your wall but seek to use a vinyl soundproof barrier. How to Install Mass Loaded Vinyl on Existing Walls Required Tools for Mass Loaded Vinyl InstallationĪnd it’s also good to have a helper. There are different methods of mass loaded vinyl installation on walls, and it all depends on where you plan to hang it.ĭo you want to take down your already existing wall for the installation? Or do you want to install it on already existing walls? In either case, the process is similar but there are some differences. ![]()
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