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KTV & Studio Sound Isolating Foam Acoustic Panels

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🎤 Isolate Your Space. Own Your Sound.

Triangular groove acoustic foam panels for KTV rooms, studios, and homes that need real sound isolation — 3 thickness options, 4 pack sizes, free tape included.

What you get

Surface pattern
3D triangular groove
Material
100% Polyurethane (E1 eco-certified)
Panel size
30 × 30 cm (12″ × 12″)
Thickness options
2.5 cm (1″), 5 cm (2″), 7.5 cm (3″)
Pack size
6, 12, 24, or 48 panels
Colors
Black, Grey, Red, Blue, Purple, Yellow, Green, White
Included
Free double-sided tape
NRC rating
0.92 (high density)

Sound isolation vs sound absorption — what’s the difference?

Sound absorption improves how a room sounds from the inside — reducing echo and reverb. Sound isolation prevents sound from escaping or entering through walls and doors. These panels do both. The high-density triangular groove foam absorbs energy inside the room while the mass and coverage of the panels on walls, doors, and ceilings reduces how much sound passes through to neighboring rooms or outside the building. For KTV rooms and home studios in apartments or shared buildings, combining all three surfaces — walls, door, and ceiling — gives the most effective isolation result.

Choose your thickness

2.5 cm — 1 inch
Light isolation — reduces high-frequency echo and surface reflections. Good for bedrooms, offices, and home use.
5 cm — 2 inches ⭐ Most popular
Studio standard — absorbs mid and high frequencies effectively. The preferred choice for KTV rooms, home studios, and serious isolation builds.
7.5 cm — 3 inches 🏆 Maximum isolation
Deepest absorption available — reaches lower-mid frequencies that thinner panels miss. For professional studios, drum rooms, and high-noise environments where maximum isolation is critical.

Choose your density

Medium density
Light absorption — suitable for home decoration and general noise reduction. Does not contain flame retardant components — not suitable for professional or commercial installations.
High density ⭐ Recommended for isolation
50 lbs per cubic yard. NRC 0.92. SGS certified. Greater mass means greater isolation — always choose high density when sound containment is the primary goal.

Choose your pack size

6 panels
Start with the door and one key wall — the biggest impact for minimum spend
12 panels
Cover two full walls — noticeable isolation improvement in a KTV room or studio
24 panels
All four walls covered — serious isolation for a dedicated KTV or studio space
48 panels
Full room treatment including ceiling — maximum isolation for professional studio and KTV builds

Key features

🔺 3D triangular groove
Angled channels absorb and scatter sound in multiple directions — highly effective for both isolation and absorption
🏆 Three thickness options
1″, 2″, or 3″ — match the thickness to your isolation needs and available wall depth
🔇 NRC 0.92 rated
Absorbs 92% of incident sound energy — minimizes what bounces back and what passes through
🎁 Free tape included
Double-sided tape in every pack — mount immediately on walls and doors without extra purchases
📦 Vacuum compressed
Ships compressed — expands to full size within 24–48 hours of unpacking
✅ SGS & E1 certified
No formaldehyde, no toxins — safe for enclosed KTV rooms and studios with long daily use
✂️ Easy to cut and shape
Trim to fit any surface — walls, doors, ceilings, corners, and under rugs
♻️ Washable and reusable
Long-lasting — retains isolation performance after cleaning without shrinking or deforming

Perfect for these spaces

KTV / karaoke room  |  Recording studio  |  Home studio  |  Drum room  |  Vocal booth  |  Podcast booth  |  Apartment music room  |  Home theater  |  Bedroom  |  Home office  |  Living room  |  Rehearsal room  |  Church / concert hall  |  Office  |  Pet kennel

Who is this for?

Anyone who lives in an apartment or shared building and needs to contain sound inside a room — KTV room owners who can’t afford noise complaints, musicians who practice at home and need to protect their neighbors, home studio owners who want cleaner recordings without sound bleed from other rooms, and anyone who has tried thinner foam and found it insufficient. The 3-inch option is specifically for situations where sound containment is non-negotiable. Custom acoustic and isolation layouts available on request — contact the store.

How to install for maximum isolation

Step 1
Unpack and expand
Open vacuum packaging and leave in a ventilated space for 24–48 hours, or soak in water, wring out, and blow dry for faster expansion.
Step 2
Seal the door first
Mount panels on the back of the door before tackling the walls — the door is responsible for the majority of sound leakage in any room.
Step 3
Cover all four walls
Work around the room from floor to ceiling height using the included tape or stronger adhesive for 3-inch panels. Trim with a sharp knife to fit corners and fixtures.
Step 4
Add the ceiling
For maximum isolation treat the ceiling with the 48-panel pack — this is what separates a well-isolated room from a truly professional one.

⚠️ Important note about white foam

White foam panels will oxidize and turn yellow within 3–7 days of unpacking. This does not affect acoustic performance or isolation. If appearance matters, choose one of the other 7 available colors.

Good to know before ordering

  • Three thickness options: 1″, 2″, and 3″ — always choose the thickest option your budget and wall depth allow for isolation
  • Available in 6, 12, 24, or 48 panel packs — 48 panels covers walls and ceiling for a full room build
  • High density (NRC 0.92, SGS certified) is essential for isolation — medium density is not suitable
  • For 3-inch panels use strong adhesive or panel pins — included tape alone may not hold long-term
  • Panels arrive vacuum-compressed — allow 24–48 hours after opening for full expansion
  • White foam turns yellow within 3–7 days — choose another color if appearance matters
  • Custom isolation layouts available on request — contact the store for bespoke acoustic solutions

The sound stays where it belongs.

Triangular groove isolation foam. 1″, 2″, or 3″ thick. NRC 0.92. Free tape. 6–48 per pack. Ships worldwide.

🛒 Add to Cart — Get Yours Today






Shipping

We are proud to offer international shipping services that currently operate in over 200 countries and islands world wide. Nothing means more to us than bringing our customers great value and service. We will continue to grow to meet the needs of all our customers, delivering a service beyond all expectation anywhere in the world.

How do you ship packages?

Packages from our warehouse in China will be shipped by ePacket or EMS depending on the weight and size of the product. Packages shipped from our US warehouse are shipped through USPS.

Do you ship worldwide?

Yes. We provide free shipping to over 200 countries around the world. However, there are some locations we are unable to ship to. If you happen to be located in one of those countries we will contact you.

What about customs?

We are not responsible for any custom fees once the items have shipped. By purchasing our products, you consent that one or more packages may be shipped to you and may get custom fees when they arrive to your country.

How long does shipping take?

Shipping time varies by location. These are our estimates:
Location *Estimated Shipping Time
United States 10-30 Business days
Canada, Europe 10-30 Business days
Australia, New Zealand 10-30 Business days
Central & South America 15-30 Business days
Asia 10-20 Business days
Africa 15-45 Business days
*This doesn’t include our 2-5 day processing time.

Do you provide tracking information?

Yes, you will receive an email once your order ships that contains your tracking information. If you haven’t received tracking info within 5 days, please contact us.

My tracking says “no information available at the moment”.

For some shipping companies, it takes 2-5 business days for the tracking information to update on the system. If your order was placed more than 5 business days ago and there is still no information on your tracking number, please contact us.

Will my items be sent in one package?

For logistical reasons, items in the same purchase will sometimes be sent in separate packages, even if you've specified combined shipping.

If you have any other questions, please contact us and we will do our best to help you out.

RETURNS

Order cancellation

All orders can be cancelled until they are shipped. If your order has been paid and you need to make a change or cancel an order, you must contact us within 12 hours. Once the packaging and shipping process has started, it can no longer be cancelled.

Refunds

Your satisfaction is our #1 priority. Therefore, you can request a refund or reshipment for ordered products if:

  • If you did not receive the product within the guaranteed time( 45 days not including 2-5 day processing) you can request a refund or a reshipment.
  • If you received the wrong item you can request a refund or a reshipment.
  • If you do not want the product you’ve received you may request a refund but you must return the item at your expense and the item must be unused.

We do not issue the refund if:

  • Your order did not arrive due to factors within your control (i.e. providing the wrong shipping address)
  • Your order did not arrive due to exceptional circumstances outside the control of My website (i.e. not cleared by customs, delayed by a natural disaster).
  • Other exceptional circumstances outside the control of https://acousticpanels.ltd

*You can submit refund requests within 15 days after the guaranteed period for delivery (45 days) has expired. You can do it by sending a message on Contact Us page

If you are approved for a refund, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within 14 days.

Exchanges

If for any reason you would like to exchange your product, perhaps for a different size in clothing. You must contact us first and we will guide you through the steps.

Please do not send your purchase back to us unless we authorise you to do so.

Real customer reviews

3 reviews
100% of buyers enjoyed this product!
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verifed buyer
13 Mar 2026

They stick incredibly well, even on textured wallpaper and uneven surfaces.

D***d
verifed buyer
7 Sep 2025

Great product and came quickly with no fuss.

N***e
verifed buyer
14 May 2025

Good product (we ordered one first before ordering ... a lot) Packaging was excellent, all vacuum sealed. Sadly I ordered enough to trigger NZ's customs getting involved, so it look 2 months, not 10 days. Oh well, my fault.

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