WE ARE FIRE RATED AND PASSED ASTM E84 TEST! 12 Packs 12"x12"x1" Acoustic Foam Panels - Black Description Features:PREMIUM HIGH QUALITY ACOUSTIC STUDIO FOAM - Density is 25D, higher than most Foam in the marketGREAT FOR SPOT TREATING YOUR LISTENING ENVIRONMENT For use in recording studios, control rooms, home studios, home entertainment theaters. CONTROL YOUR ROOM'S ACOUSTICS - Reduces standing waves and flutter echoes in small to medium sized rooms. 12 Packs covers 12 square feet - Each tile is 1 square foot of 1 inch thick acoustic wedge foam. Fire Retardant.Mix and match colors for a custom look! Great for sound proofing.How to apply acoustic foam to the wall or ceiling: use spray adhesive/glue on the back of the foam prior to affixing them on the wall, or use two-sided adhesive mounting stickers at four corners.Please allow the foam panels to return to their original shapes after the compressed package is opened for a few days. Acoustic Products Overall NCR 125 Hz 250 Hz 500 Hz 1000 Hz 2000 Hz 4000 Hz Fire Rating (Class A - ASTM E84) 1" Wedge 0.4 0.14 0.17 0.36 0.47 0.51 0.61 Passed 2" Wedge 0.65 0.2 0.29 0.66 0.8 0.89 1.02 Passed 3" Wedge 0.75 0.25 0.47 0.83 0.82 0.92 1.04 Passed 1.5" Egg Crate 0.45 0.18 0.24 0.46 0.56 0.58 0.67 Passed 3" Egg Crate 0.6 0.24 0.36 0.68 0.69 0.72 0.92 Passed Corner Bass Trap 1.2 1.18 1.27 1.26 1.19 1.16 1.16 Passed Check out our other items in our store. Memory Foam Products Acoustic Foam 3D Wall Paper Micro Bead Products Outdoor Products Body Pillow Payment We accept payment via credit card. We will not change the address after the payment is made. Shipping We offer free shipping. Our process time is 1 business day (except weekend or holidays) after payment is received. If a package is lost after 10 days without a scan update we will open a case with the carrier. Please allow up to 3 to 5 business days for the carrier to conclude an investigation. Once the investigation is closed by the carrier we will either replace or refund your item if package is considered lost from the carrier. It is at our discretion to either refund or replace your item. Return If you are not satisfied with your purchase, please contact us within 30 days from the date you received the item. Any product you return must be in the same condition you received it and in the original packaging. Buyer pays the return shipping. We will charge a restocking fee and return shipping fee. response Please contact us to resolve any issue before leaving a negative or neutral response. We will try our best to solve any issue. We appreciate you as a customer and always want you to be happy with your purchase. Please be aware that the carriers have suspended guaranteed delivery dates until further notice. This means that the arrival date of your package(s) may be subject to change.