Accoustic Sound Proofing Material By leize

• Reduction Of Noise - Innovative Periodic Groove Structure for Much Better Broadband Absorption Ability / High NRC: 0.75, controlling and reducing early reflections, flutter echo, slap echo, excessive reverb and comb filtering that result from sound bouncing off walls and ceilings.
• Environmental And Safety - The raw material is made of high-quality environmentally friendly polyurethane foam, no irritating chemical elements, flame-retardant properties no health hazards and safe to use.
• Wide Application - Suitable for studio, control room, concert hall, podcast, etc.also can be used for church, home theater, professional theater, office, etc.
• Installation Suggestions - It is recommended to stick tape to the four corners and the center of the back of the acoustic foam panels, and then stick it to the wall. Or use Spray Adhesive or liquid glue to stick it on the wall.They only need to be taken care occasionally through dust vacuuming.
• How To Recover The Normal Size Of The Acoustic Foam - (1) Open the storage bag and set sound-dampening foam in the open air for 24-72 hours to make it extend itself.Method 2: 1. immerge the sound-absorbing foam into water for 1 minute. 2. Gently wring it out , and then use a hair dryer to dry (optional) Tipps: Hair dryer can rebound the foam quicker and cleaner.