When people think about acoustic treatment, the first thing that often comes to mind is acoustic foam. For years, it has been a popular solution for recording studios, podcast rooms, and home setups. But today, PET felt acoustic panels are becoming the preferred choice for architects, designers, businesses, and homeowners.
Both materials reduce sound, but they serve different purposes. The right choice depends on the type of space you're creating.
Acoustic Foam
Acoustic foam has earned its place in the industry. It absorbs sound reflections well, making it a practical option for recording booths, music studios, and spaces where appearance isn't the main priority.
If your only goal is to improve sound in a dedicated recording space, acoustic foam can be an effective solution.
However, in my experience, it has limitations when used as a long-term interior finish.
Some polyurethane foams can fade or discolor over time, particularly when exposed to sunlight or heat. They can also be more difficult to clean, and their appearance often becomes worn after years of use. While they perform well acoustically, they aren't usually chosen for their visual appeal.
PET Felt Acoustic Panels
PET felt takes acoustic treatment a step further by combining performance with design.
One of the biggest advantages is density. Density plays a significant role in acoustic performance and durability. Higher-density PET felt panels maintain their shape well, provide reliable sound absorption, and create a more premium finish.
Unlike traditional acoustic foam, PET felt panels are also part of the interior design.
They are available in a wide variety of:
- Colours
- Shapes
- Sizes
- Densities
- Custom designs
This allows architects, interior designers, business owners, and homeowners to create feature walls that improve acoustics while enhancing the overall look of the space.
Which Would I Choose?
Having worked with both materials, I would choose high-density PET felt acoustic panels for most projects.
Not because acoustic foam doesn't work—it certainly does—but because PET felt offers something more.
It combines acoustic performance with creativity.
Instead of simply reducing echo, it allows you to create feature walls, introduce colour, add texture, and design a space that feels warm, modern, and inviting.
Whether it's a recording studio, office, restaurant, hospitality space, or home, PET felt gives you the freedom to improve both sound and aesthetics at the same time.
Final Thoughts
If you're building a dedicated recording booth on a tight budget, acoustic foam remains a practical option.
If you're designing a space where acoustics and appearance are equally important, PET felt acoustic panels provide a solution that delivers both performance and visual impact.
At Acoustic Cave, we believe acoustic treatment should do more than improve sound—it should become part of the design.