5 key benefits of acoustic spray for building interiors

SonaSpray Eco+ acoustic ceiling spray in 'Downstairs at dMFK'. Image ©Ed Reeve.

Good acoustics are no longer considered a luxury; they are a non-negotiable part of healthy building design.

The way a room sounds has a huge impact on how it’s used, experienced and remembered. However, so does the way it looks. This is where acoustic spray can make all the difference.

At Oscar Acoustics, we specialise in helping architects and designers solve acoustic challenges with our high-performance SonaSpray acoustic finishes. These seamless, spray-applied solutions control reverberation and enable architects to design beautiful spaces that are fit for purpose. They also meet the highest standards for fire safety and sustainability.

Here are five key benefits that make acoustic spray an essential tool in modern building design.

1. controls reverberation without compromising design

One of the biggest strengths of SonaSpray acoustic spray is its ability to absorb sound energy and reduce unwanted reverberation. This is especially the case in large spaces or those with hard surfaces.

Unlike bulky ceiling tiles or panels, our acoustic spray applies directly to structural surfaces (usually ceilings) so blends in with the architecture. This means you get all the benefits without interfering with the interior design.

From sophisticated, curved ceilings in hotels to exposed soffits in open-plan offices, acoustic spray adapts to your space, not the other way around.

SonaSpray K-13 Special – The Oscar Innovation Centre. Tours available. ©Antonia Stuart

Thanks to its adaptability and performance, SonaSpray can be used in a wide range of settings:

  • Commercial: Offices, showrooms, boardrooms, receptions, lobbies
  • Hospitality and leisure: Hotels, restaurants, bars, clubs, swimming pools, gyms, health clubs
  • Entertainment: Film studios, concert halls, arenas, auditoriums, family attractions
  • Education: Schools, universities, libraries
  • Cultural and public spaces: Theatres, art galleries, museums, town halls
  • Industrial: Warehouses, production spaces

The SonaSpray range can also achieve any sound absorption class as we can adjust acoustic performance by increasing and decreasing the material depth to suit the acoustic requirement and budget.

2. fire-rated solutions that meet EU and UK regulations

Safety is non‑negotiable in every build, and fire performance is a fundamental part of regulatory compliance, especially on ceilings, where fire spread risk is greatest. Our acoustic sprays are engineered to meet these demands for complete peace of mind.

Our SonaSpray acoustic sprays and Oscar Elite acoustic plaster are tested to the latest British and European fire standards, delivering both Class 0 and Class 1 UK fire ratings under BS 476 and B‑s1, d0 EU classifications to EN 13501. These independent test results demonstrate significant benefits over the new Approved Document B requirements by providing little to no smoke and absolutely no droplets, assisting in the safe escape of occupants.

These safety standards are achieved without sacrificing on acoustic performance or appearance. Our acoustic sprays offer exceptional sound absorption while meeting or exceeding the most stringent safety criteria.

3. supports sustainable building goals

Sustainability is a key part of construction and design, and our acoustic sprays deliver on this front too. Our acoustic sprays are made with recycled paper and other renewable materials, helping projects meet BREEAM, LEED and WELL targets.

The SonaSpray range can effectively lower the environmental impact of a building project by sequestering rich stores of carbon for the life of the structure or application.

Better yet, because our acoustic spray is applied directly to surfaces, there’s less need for secondary structures or fixings. This can slash the amount of materials wasted and speed up installation.

The result? A high-performance acoustic finish that supports low-carbon, low-waste construction without compromise.

4. seamless finish and creative freedom

Architects choose our acoustic spray not just for what it does, but for how it looks. Or, in other words how little it interferes with the appearance of a space.

Traditional acoustic panels and tiles impose geometric limitations on design. In contrast, spray-applied systems are completely seamless, following curves, contours and complex forms with no joints or breaks. This means you can enjoy:

Clean, minimalist aesthetics
Integration with lighting and other ceiling services
Consistent finishes across mixed surfaces

At Oscar Acoustics, we offer a variety of sprays with different colours and textures, allowing designers to find the right one for their project. For spaces that require acoustic performance and visual enhancement, acoustic spray is often the only solution that can achieve both.

5. efficient installations with minimal disruption

On a busy site or building, every hour is critical. Acoustic spray offers a major advantage: it can be rapidly and efficiently applied with minimal disruption.

It’s sprayed on site, so there’s no need for prefabrication or cutting to size. Our specialist in-house installers can coat large areas quickly, including complex areas and around fixtures. In retrofit projects, spray systems are ideal for upgrading reverberant spaces without invasive procedures.

Oscar Acoustics offers a complete supply and install service, carried out by our own skilled teams. We work to your schedule and provide quality detailing from first coat to final finish.

You will enjoy fast results and a flawless acoustic finish that’s ready to perform from day one.

acoustic sprays: an excellent modern solution

Acoustic spray has become a go-to product for architects and designers across sectors, from education and leisure to offices and hospitality, because it solves multiple challenges at once.

It enhances sound quality, meets safety regulations and supports sustainability. And it preserves your original design.

At Oscar Acoustics, we’ve refined acoustic spray into a high-performance, fire-rated, sustainable solution that doesn’t ask you to compromise on form or function.

If you’re designing a space that needs to sound as good as it looks, contact us for more information.

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Trust the acoustic specialists at Oscar Acoustics to help you find the right solution for your next project.