3D Triangle Acoustic Wall Panel

3D Triangle Acoustic Wall Panel

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LEEDINGS’ 3D Acoustic Wall Panels are an innovative solution that can transform any room with dark walls and sound problems. Care to unleash your creative minds? For more information, please get in touch with LEEDINGS or your local distributor.

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Sculptural Geometric Architecture · Thermoformed Triangular PET Tiles

3D Triangle Acoustic Wall Panels (Modular Geometric PET Tiles)

Angular Relief Facets · Synchronized Sound Diffusion & Absorption (NRC 0.85) · 100% Recyclable Polyester Fiber

A modular geometric acoustic wall system manufactured from thermoformed, high-density PET felt. By pairing sharp triangular facets with hollow rear sound-trapping chambers, these panels diffuse specular room flutter and absorb speech reverberation without relying on chemical adhesives, formaldehyde, or heavy secondary framing.

Direct Contract Supply · Dual-Country Manufacturing Hubs (China & Thailand)
• Thailand factory export completely bypasses US Section 301 tariffs (0% duty) · Rapid custom tooling & CNC prototyping · Container wholesale capacity.

LEEDINGS 3D Triangle Acoustic Wall Panels Overview

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Sculptural Triangular Relief

Thermoformed triangular facets create continuous dynamic shadow lines and architectural depth, turning standard flat gypsum into an acoustic focal wall.

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Diffusion + Cavity Absorption

Multi-angled surface facets scatter high-frequency slap reflections, while the hollow rear chamber absorbs speech reverberation (NRC 0.80–0.90).

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Zero Glues & Formaldehyde

100% PET fibers thermal-bonded under high pressure without chemical adhesives. Odorless, non-allergenic, and compliant with French VOC A+ standards.

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Commercial Fire Classification

Certified ASTM E84 Class A (US Commercial Standard) and EN 13501-1 Class B-s1, d0 fire ratings for educational, commercial, and hospitality spaces.

Technical Specifications & Material Data

Product ConstructionThermoformed 3D Triangular Acoustic Tiles (100% Polyester Fiber, up to 60% post-consumer recycled PET)
Standard Tile Dimensions• Modular Triangular Formats: 300 × 300 mm, 500 × 500 mm, 600 × 600 mm
• Tessellated Tessera Modules: 600 × 300 mm
• Custom CAD CNC geometric contours and custom-tooled aluminum molds available
Relief Depth & Thickness• Base Material Thickness: 9 mm / 12 mm solid PET core
• Total 3D Projection Depth: 25 mm to 65 mm (dependent on geometric mold profile)
Acoustic CoefficientNRC = 0.80 – 0.90 (Tested per ISO 354 / ASTM C423; hollow rear cavity enhances low-to-mid frequency attenuation)
Fire Retardancy Rating• USA: ASTM E84 Class A (Flame Spread < 25, Smoke Developed < 450)
• Europe: EN 13501-1 Class B-s1, d0
Installation MethodsDirect spray contact adhesive, heavy-duty polyurethane structural glue, magnetic mounting discs, or aluminum split battens
Environmental & Air QualityFormaldehyde-free (E0), French VOC A+, German AgBB certified, LBC Red List Free, LEED v4 qualifying

Standard 3D Geometric Tile Models

Our modular thermoformed models feature triangular pyramids, diamond facets, organic waves, and geometric tessellations that interlock seamlessly for modular acoustic murals.

LEEDINGS 3D Acoustic Wall Panel Models and Dimensions

Acoustic Performance & Absorption Curves

Certified ISO 354 and ASTM C423 laboratory measurements confirm balanced absorption across vocal and mechanical noise octaves (125Hz to 4000Hz), significantly lowering reverberation time (RT60) in commercial interiors.

Acoustic Performance Test Curve ISO 354

Curated Architectural Palette (40+ Colors)

From modern corporate neutrals (Charcoal, Silver Gray, Off-White) to bold brand accent tones. Colors can be combined within single orders to create dynamic gradient murals. Physical swatch boxes are dispatched within 48 hours.

LEEDINGS 40+ Acoustic Felt Color Options

Architectural & Commercial Applications

Engineered for corporate headquarters, hotel lobbies, auditorium feature walls, executive boardrooms, and creative media screening spaces.

3D Triangular Acoustic Panels in Commercial Reception Feature Wall
1. Corporate Lobby & Reception Feature Walls

Geometric triangular tessellations absorb high-frequency chatter in cavernous entrance atriums while establishing a sharp architectural focal point.

Modular 3D Acoustic Tiles in Auditorium and Meeting Suites
2. Auditoriums, Studios & Conference Suites

Angled sculptural profiles prevent flutter echoes between parallel boundary walls, significantly improving speech transmission index (STI) for conferencing.

Industrial Scale & Custom Tooling Capabilities

LEEDINGS operates 79 continuous automated non-woven and thermoforming production lines across facilities in China and Thailand with an annual capacity exceeding 11,880,000 m². We provide contract OEM private labeling, custom mold tooling for proprietary architectural profiles, and export container palletization.

LEEDINGS Industrial Non-Woven Production Facility

Frequently Asked Questions (Architect & Contractor FAQ)


Q: How does triangular 3D geometry enhance acoustic diffusion compared to flat panels?


A: Flat acoustic panels primarily operate through absorption. 3D triangular panels feature angled planes that reflect sound energy in multiple oblique directions (acoustic diffusion). Concurrently, the air cavity formed behind each projected triangular pyramid acts as a Helmholtz-style bass dampener, yielding broader frequency control.

Q: What adhesive and mechanical fastening methods are recommended for commercial installation?


A: Because thermoformed PET is lightweight (~1.3–1.6 kg/m²), tiles can be fixed directly to primed drywall, MDF, or plastered surfaces using heavy-duty contact spray adhesive or polyurethane construction mastic. For demountable corporate exhibits, factory pre-applied magnetic discs or industrial Velcro backing can be specified.

Q: Can US commercial contractors import these 3D panels duty-free from your Thailand facility?


A: Yes. All 3D panels dispatched from our Bangkok, Thailand facility are issued with legitimate Thai Certificates of Origin (COO), qualifying under tariff schedules that are 100% exempt from US Section 301 punitive tariffs.

Q: Can you manufacture custom 3D triangular patterns or proprietary architectural reliefs?


A: Yes. Alongside standard catalog profiles, our tooling department fabricates custom CNC aluminum thermoforming molds. Provide your 3D CAD (.STEP / .IGES / .OBJ) model, and we can deliver physical prototype tiles within 7–10 business days.

Source Factory-Direct 3D Triangle Acoustic Wall Panels

Contact our sales engineering team for container loading calculations, custom thermoforming mold prototyping, and Thailand tariff-free export schedules.


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