2D QRD Tiles Diffuser is a professional acoustic panel based
on a quadratic residue sequence, designed for effective diffusion of sound
waves. It efficiently eliminates flutter echo and unwanted reflections
without reducing the acoustic energy in the room. It delivers excellent
sound-diffusion coefficients in the mid-frequency range. Precise construction
guarantees ideal acoustic parameters and durability. Additionally, thanks to
its interesting shapes and forms, it also serves a decorative function, making
it a stylish element of any interior.
Diffuser 2D QRD Tiles
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175,90 €
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Contact and Support
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Free delivery in 2-7 days
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Up to 14 days for returns
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3-year warranty
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QRD diffusion
A pattern based on a quadratic residue sequence effectively diffuses sound in the 921–2457 Hz range, improving clarity and eliminating flutter and other troublesome reflections.
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Lightweight modular build
Optimised construction weighing just 4 kg at 50 × 50 × 8 cm. Modular format enables larger diffusion arrays.
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Acoustic furniture board
Special wood-based furniture board with excellent acoustic properties. Precisely machined for optimal diffusion parameters.
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Easy installation
You receive a complete installation kit to mount the panel where you want: on a wall or on the ceiling (choose the option at checkout).
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Aura LED backlight option
Optional eye-catching LED backlight that creates a unique ambience and enhances the panel’s aesthetics.
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3-year warranty
We trust our solutions, so we provide a 36-month warranty on all our products.
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Versatile applications
Ideal for homes, recording studios, conference rooms, clubs, schools, pubs and restaurants—anywhere sound quality matters.
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Quality control
Every product undergoes a detailed quality check, and the shipment is carefully protected for safe transport.
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Over 10 years of experience
As one of Europe’s leading manufacturers of acoustic solutions, we guarantee top quality and proven results.
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Fast lead time
Shipping within 2–7 business days. The panel is prefabricated and your selected colour is applied after ordering.
Size
50 × 50 × 10 cm
Diffusion range
921Hz – 2457 Hz
Intended use
Ceiling, Wall
Installation
Ceiling mounting kit on request, Wall plugs
Construction
Furniture board
Color
Czarny
Weight
approx. 4 kg
Manufacturer
Addictive Sound
Place of production
European Union
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Homes and Apartments
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Offices and Conference Rooms
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Recording Studios and Home Music Studios
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Public Spaces
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Free delivery in 2-7 days
Most panels are prefabricated. The selected color is applied after ordering.
If the ordered product does not meet expectations, you have 14 days to return it - applies to individual customers.
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Secure Payments
You can conveniently pay for your order online via PayU – we support card payments, quick transfers, BLIK, and Google Pay. We also accept traditional bank transfers and PayPal payments.
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Free Consultation – with a Representative
We provide free advice on acoustics, answer questions, and propose the best solutions tailored to your needs.
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Acoustic Design with 3D Visualization and Acoustic Simulation
We create a design with 3D visualization and sound simulation to help you understand the impact of panel installation on your space.
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