![]() For an even better sound seal consider using a putty pad to seal the rear side of the junction box.ĭealing with seams and overlaps - continued from page 4 top plate Figure 1: When the sections of MLV meet together on a stud do not overlap. ![]() Using a utility knife, carefully cut the opening tightly to the edges of the junction box. Locate the electrical box in the wall and gently press the MLV against the box. It’s helpful to expose the outlet boxes as you install each length of MLV. Step 5 - Cutting Outlets Be sure not to cover electrical outlet boxes. This will help ensure the seams of additional sections remain parallel. Ensure that the section of MLV is straight and that the cut edge is parallel to the ceiling. Step 3 - Hanging MLV Installation Steps With the help of another person, position the first length of MLV in the top corner of the wall. Step 2c: Hold the T-Square firmly in place as you make your cut to ensure a clean, straight edge on the MLV section. Mass Loaded Vinyl Tape Measure Utility Knife T-Square or Straight Edge Drill or Impact Driver Drywall Screws & Washers or Cap Nails Seam Tape Acoustical Sealant Caulk Gun Installation Steps Step 2a - Measure & Cut MLV Roll out the Mass Loaded Vinyl and measure out the length you need to cut for the section you’re applying. Subtract 1/8” - 1/4” from the measured length. Step 1 - Measure Wall Measure the distance between the ceiling or top plate and the floor.Mass Loaded Vinyl is considered to be one of the most effective sound-blocking materials available. The weight and mass of MLV are achieved with a proprietary formulation giving MLV its heavy density while retaining flexibility. The MLV Sound Barrier is available in various sizes and densities, blocking the transmission of sound energy and damping vibrations caused by sound energy in any environment.įor Commercial Pricing on Mass Loaded Vinyl, contact Commercial Acoustics.Mass Loaded Vinyl Installation Guide Mass Loaded Vinyl (MLV) is a heavy, vinyl sheeting material that is used to reduce sound transmission and unwanted noise. It is one of our most popular soundproofing products. MLV Sound Barrier soundproofing material is a high density, nonporous material that exhibits a non-resonant quality due to its flexible nature. It can be used for enclosing noise sources, deflecting sound waves, and can be wrapped around or molded to the shape of something allowing it to be used in a wide variety of sound scenarios. MLV Sound Barrier is a cost-effective noise solution and is one of the more versatile products on the market as far as application. On single stud walls with a single layer of Mass Loaded Vinyl (and one layer of drywall on each side) STCs of 56+ can be achieved, well above codes and standards for multi-family and hospitality projects. Mass Loaded Vinyl came provide the same STC increase (sound reduction) as 3-4 layers of drywall, and at a fraction of the price. It comes in rolled goods, 4′ wide, that are stapled or screwed to framing studs (or on top of existing drywall) to attenuate sound passing through a wall. Our Mass Loaded Vinyl (MLV) Sound Barrier is a specially designed MLV product engineered to block the transmission sound waves. Description Mass Loaded Vinyl – Features & Benefits
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