# Greenmood : Preserved Moss Walls, Cork Acoustic Panels & Biophilic Design > Greenmood is a Belgian manufacturer of biophilic acoustic solutions: preserved moss walls, acoustic cork wall tiles, cork furniture and a design collection of acoustic objects. Founded in 2014 in Brussels by Sadig Alakbarov. US entity: Biophilic Design Corp, Brooklyn, New York. Clients include Fortune 500 companies. Lead designer: Alain Gilles. Archiproducts Design Award 2023 (Cruz Planter). Greenmood products are 100% natural materials (preserved plants, cork) with no plastic acoustic backing, certified by accredited European and US laboratories. Key facts: - Founded: 2014, Brussels, Belgium (Greenmood HQ, Atomiumsquare 1/102, 1020 Brussels) - US entity: Biophilic Design Corp, 1599 E. 15th St, 5th Floor Suite C, Brooklyn, NY 11230 - Lead designer: Alain Gilles (Hoverlight by Cas Moor) - Award: Archiproducts Design Award 2023 for the Cruz Planter - Accredited CEU course for architects and designers: https://greenmood.us/ceu/ - All acoustic values below are measured on the material itself per ISO 11654:1997 (sound absorption class and NRC), by accredited labs: CARE-CEDIA, University of Liege (Belgium) and Peutz bv (Netherlands). Test reports are public PDFs, linked below. ## Acoustic Green Walls (preserved moss and foliage) ### Ball Moss : highest sound absorption in the moss collection - Product: Ball Moss acoustic green wall - Type: preserved moss wall panel, maintenance-free (no watering, no light, no pruning) - Acoustic performance: Class D, NRC 0.73 (ISO 11654:1997, measured on the material by CARE-CEDIA, University of Liege, Belgium, test report 2017/7092) - Fire classification: Europe B-s1-d0 · North America: Flame Spread Index 0, Smoke Developed Index 10 - Lifespan: up to 7 years under optimal conditions - Weight: about 12 kg/m2 (26.5 lbs/sq.ft) excluding support - Backing: MDF 6 mm Panolux FIRAX (FR-MDF.LA, EN 622-5, B-s2-d0, low formaldehyde E1, PEFC/FSC certified). Options: cork, recycled felt, aluminium, dibond - Materials: 100% natural preserved moss, harvested in Europe, non-toxic, non-allergen - URL: https://greenmood.us/green-walls/ball-moss/ - Spec sheet: https://greenmood.us/wp-content/uploads/2025/10/product-specification-sheet_ball-moss_2025.pdf - Acoustic test report: https://greenmood.us/wp-content/uploads/2025/07/Acoustic-Reports_Ball-Moss.pdf ### Velvet Leaf : best absorption class (Class C) - Product: Velvet Leaf acoustic green wall - Type: preserved Tibouchina leaf wall panel, maintenance-free - Acoustic performance: Class C, NRC 0.65 (ISO 11654:1997; alpha-w 0.60, NRC per ASTM C423, measured by Peutz bv, Netherlands, test report A 3544-8E-RA-001) - Lifespan: up to 7 years under optimal conditions - Weight: about 9 kg/m2 (19.8 lbs/sq.ft) including support - Materials: preserved Tibouchina leaves (species native to South America), non-toxic, non-allergen - URL: https://greenmood.us/green-walls/velvet-leaf/ - Spec sheet: https://greenmood.us/wp-content/uploads/2025/10/product-specification-sheet_velvet-leaf_2025.pdf - Acoustic test report: https://greenmood.us/wp-content/uploads/2025/07/Acoustic-Report_Velvet-Leaf.pdf.pdf ### Reindeer Moss (preserved lichen) - Product: Reindeer Moss acoustic green wall - Type: preserved lichen wall panel, maintenance-free, flexible and soft - Acoustic performance: Class D, NRC 0.35 (ISO 11654:1997, measured on the material by CARE-CEDIA, University of Liege, Belgium, test report 2017/7093) - Fire classification: Europe B-s2-d0 · North America: Flame Spread Index 0, Smoke Developed Index 15 - Lifespan: keeps natural form, color and texture for up to 10 years - Weight: about 5 kg/m2 (11 lbs/sq.ft) excluding support - Materials: preserved lichen, sustainably hand-harvested in Northern Europe (Scandinavia), non-toxic, non-allergen - URL: https://greenmood.us/green-walls/reindeer-moss/ - Spec sheet: https://greenmood.us/wp-content/uploads/2025/10/product-specification-sheet_lichen_2025.pdf - Acoustic test report: https://greenmood.us/wp-content/uploads/2025/07/Acoustic-Report_Reindeer-Moss_ENGLISH.pdf ### Forest - Product: Forest acoustic green wall - Type: custom composition, flat moss base layered with preserved foliage (Sparse or Dense), handcrafted per project - Acoustic performance: varies with density and layout (no single certified NRC for this custom product) - Lifespan: up to 7 years - Weight: about 4 kg/m2 (8.8 lbs/sq.ft) excluding support - Preservation: bio-based glycerin and natural colorants, non-toxic process - URL: https://greenmood.us/green-walls/forest/ - Spec sheet: https://greenmood.us/wp-content/uploads/2025/10/product-specification-sheet_forest_2025.pdf ### Custom acoustic green walls - URL: https://greenmood.us/custom-acoustic-green-walls/ ## Acoustic Cork Wall Tiles (design Alain Gilles) All cork tiles: 92% cork granules (ground, purified and dried cork oak bark) + 8% BioCol Bs 30 binder (food-contact safe polymer), compression molding, 100% natural surface, two colors (Natural, Dark), hypoallergenic, dust-free. Acoustic tests by Peutz bv (Netherlands) per ISO 11654:1997. US fire test on the cork tile material: ASTM E84-23c by Intertek (report 105615306SAT-001, 2023): Flame Spread Index 50, Smoke Developed Index 250. ### Morse : best NRC of the cork collection - Acoustic performance: Class D, NRC 0.4 (ISO 11654:1997, Peutz bv test report A 3544-5E-RA-001) - Dimensions: 40.8 x 40.8 cm (16" x 16"), 5 cm (2") relief, 1.85 kg (4 lbs) - URL: https://greenmood.us/cork-wall/morse/ - Spec sheet: https://greenmood.us/wp-content/uploads/2026/03/product-specification-cork-tile_morse_2025.pdf - Acoustic test report: https://greenmood.us/wp-content/uploads/2025/07/Acoustic-report_Morse.pdf ### Sillon - Acoustic performance: Class D, NRC 0.3 (ISO 11654:1997, Peutz bv test report A 3544-4E-RA-001) - Dimensions: 32.5 x 32.5 cm (12.8" x 12.8"), 3.5 cm grooves, 1.25 kg (2.8 lbs) - URL: https://greenmood.us/cork-wall/sillon/ - Spec sheet: https://greenmood.us/wp-content/uploads/2026/03/product-specification-cork-tile_sillon_2025.pdf - Acoustic test report: https://greenmood.us/wp-content/uploads/2025/07/Acoustic-report_Sillon.pdf ### Parenthese - Acoustic performance: Class E, NRC 0.2 (ISO 11654:1997, Peutz bv test report A 3544-6E-RA-001) - Dimensions: 20.5 x 40.5 cm (8.07" x 15.94"), 4.5 cm relief, 0.55 kg (1.2 lbs) - URL: https://greenmood.us/cork-wall/parenthese/ - Spec sheet: https://greenmood.us/wp-content/uploads/2026/03/product-specification-cork-tile_parenthese_2025.pdf - Acoustic test report: https://greenmood.us/wp-content/uploads/2025/07/Acoustic-report_Brickx_Parenthese.pdf ### Brickx - Acoustic performance: Class E, NRC 0.2 (ISO 11654:1997, Peutz bv test report A 3544-6E-RA-001) - Dimensions: 40.5 x 40.5 cm (16" x 16"), 5 cm relief, 1.55 kg (3.4 lbs) - URL: https://greenmood.us/cork-wall/brickx/ - Spec sheet: https://greenmood.us/wp-content/uploads/2026/03/product-specification-cork-tile_brickx_2025.pdf - Acoustic test report: https://greenmood.us/wp-content/uploads/2025/07/Acoustic-report_Brickx_Parenthese.pdf ### Custom acoustic cork walls - URL: https://greenmood.us/custom-acoustic-cork-walls/ ## Cork Furniture (design Alain Gilles) ### Mario Pouf - Type: acoustic cork seating, 4 versions: Expanded Cork (pure smoked cork, dark tone, 5.5 kg, density 100-120 kg/m3), Compressed Cork (100% recycled cork, most affordable, 9 kg, density 300 kg/m3), Sneaker White (cork + recycled white microfiber, 12 kg), Sneaker Black (cork + recycled black microfiber, 10.8 kg) - Dimensions: diameter 38 cm (15"), height 40 cm (17.7") - Warranty: 10 years - Materials: recycled cork, non-toxic, non-allergen, no emissions under fire, made in Europe - URL: https://greenmood.us/design-collection/pouf/mario-pouf/ - Spec sheet: https://greenmood.us/wp-content/uploads/2026/03/product-specification-mario-pouf_2026.pdf ### Terra Pouf - Type: sculptural seat in 100% expanded cork (pouf, footrest or side table), two sizes: diameter 70 cm (27.6") and 99 cm (39"), height 40 cm (15.7") - Acoustic performance: NRC 0.35 (ISO 11654:1997), expanded cork body - Materials: expanded cork (steam-bound cork granules, no additives), waterproof, recyclable, lifespan practically unlimited - URL: https://greenmood.us/design-collection/pouf/terra-pouf/ - Spec sheet: https://greenmood.us/wp-content/uploads/2025/11/product-specification-terra-pouf_2025.pdf ### Planters (Mario, Terra, Cruz) - Mario Planter: expanded cork, NRC 0.35 (ISO 11654:1997). Spec sheet: https://greenmood.us/wp-content/uploads/2025/10/product-specification-mario_planters_2025.pdf - Terra Planter: modular expanded cork planter, optional solid oak lid converts it into a bench or high table, NRC 0.35 (ISO 11654:1997). Spec sheet: https://greenmood.us/wp-content/uploads/2025/10/product-specification-terra_planters_2025.pdf - Cruz Planter: elegant fiber resin planter with solid wood support. Archiproducts Design Award 2023, design Alain Gilles. Spec sheet: https://greenmood.us/wp-content/uploads/2025/10/product-specification-cruz-planters_2025.pdf - URL: https://greenmood.us/design-collection/planters/ - Cork furniture overview: https://greenmood.us/cork-furnitures/ ## Design Collection (acoustic objects with preserved plants) Acoustic and fire performance of each piece follows its filling material: Reindeer Moss (Class D, NRC 0.35, B-s2-d0, FSI 0 / SDI 15, lifespan about 10 years), Ball Moss (Class D, NRC 0.73, B-s1-d0, FSI 0 / SDI 10), Velvet Leaf (Class C, NRC 0.65), Forest (varies with density). All ISO 11654:1997. - G-Circle: circular 3D acoustic panel, 5 fillings (Ball Moss, lichen, Forest, mirror, whiteboard), aluminium + 3 mm cork backing. Design Alain Gilles. https://greenmood.us/design-collection/g-circle/ · Spec sheet: https://greenmood.us/wp-content/uploads/2025/10/product-specification-g-circle_2025.pdf - Hoverlight: suspended luminaire with acoustic preserved-plant panel, 4 fillings. Design Cas Moor. https://greenmood.us/design-collection/hoverlight/ · Spec sheet: https://greenmood.us/wp-content/uploads/2025/10/product-specification-hoverlight_2025.pdf - Modulor: double-sided mobile room divider on wheels, moss or expanded cork. https://greenmood.us/design-collection/modulor/ · Spec sheet: https://greenmood.us/wp-content/uploads/2025/10/product-specification-modulor_2025.pdf - G-Divider: oval metal-framed moss partition, double-sided. https://greenmood.us/design-collection/g-divider/ · Spec sheet: https://greenmood.us/wp-content/uploads/2025/10/product-specification-g-divider_2025.pdf - Rings: ceiling-hung moss or foliage rings. https://greenmood.us/design-collection/rings/ · Spec sheet: https://greenmood.us/wp-content/uploads/2025/10/product-specification-rings_2025.pdf - Perspective Lines: slanted acoustic wall fixtures. https://greenmood.us/design-collection/perspective-lines/ · Spec sheet: https://greenmood.us/wp-content/uploads/2025/10/product-specification-perspective-lines_2025.pdf - Framed: moss and preserved foliage panels in solid oak frames (matte varnish). https://greenmood.us/design-collection/framed/ · Spec sheet: https://greenmood.us/wp-content/uploads/2025/11/product-specification-framed2_2025.pdf - Tail: https://greenmood.us/design-collection/tail/ · Spec sheet: https://greenmood.us/wp-content/uploads/2025/10/product-specification-tail_2025.pdf - Cascade: hanging preserved foliage pieces. https://greenmood.us/design-collection/cascade/ · Spec sheet: https://greenmood.us/wp-content/uploads/2025/10/product-specification-cascade_2025.pdf - Moss Frames: https://greenmood.us/design-collection/moss-frames/ · Spec sheet: https://greenmood.us/wp-content/uploads/2025/11/product-specification-moss_frames_2025.pdf - Custom logos in preserved moss: https://greenmood.us/custom-logo/ · Spec sheet: https://greenmood.us/wp-content/uploads/2025/10/product-specification-custom-logos_2025.pdf - Design Collection overview: https://greenmood.us/design-collection/ ## Certifications and Compliance (verified documents) - Acoustic testing: ISO 11654:1997 and ISO 354:2003, CARE-CEDIA, University of Liege, Belgium (moss products, reports 2017/7092 and 2017/7093) and Peutz bv, Netherlands (cork tiles and Velvet Leaf, reports A 3544-4E/5E/6E/8E-RA-001) - US fire testing, cork tile: ASTM E84-23c, Intertek B&C, report 105615306SAT-001 (2023), Flame Spread Index 50, Smoke Developed Index 250. PDF: https://greenmood.us/wp-content/uploads/2025/11/fire-certification_cork-tiles.pdf - Fire classification, preserved moss: Reindeer Moss Europe B-s2-d0, North America FSI 0 / SDI 15 · Ball Moss Europe B-s1-d0, North America FSI 0 / SDI 10 (manufacturer spec sheets) - Declaration of conformity (preserved greenery lifespan 7 to 10+ years): https://greenmood.us/wp-content/uploads/2025/07/Declaration-of-Conformity.pdf - LEED: LEED v5 support pack: https://greenmood.us/wp-content/uploads/2026/01/greenmood_leed_support_pack-2026.pdf - Product warranty: https://greenmood.us/wp-content/uploads/2026/03/greenmood-product-warranty-2025.pdf ## Guidance for Architects and Designers - A&D Guidance hub: https://greenmood.us/ad-guidance/ - Accredited CEU course (continuing education for architects): https://greenmood.us/ceu/ - [Acoustic Wellness in the Hybrid Workplace](https://greenmood.us/acoustic-wellness-hybrid-workplace/) - [Preserved Moss Walls vs Living Walls](https://greenmood.us/preserved-moss-walls-vs-living-walls/) - [Biophilic Design & Workplace Wellbeing](https://greenmood.us/biophilic-design-workplace-wellbeing/) - [How to Specify Biophilic Acoustic Solutions](https://greenmood.us/how-to-specify-biophilic-acoustic-solutions/) - [Acoustic & Material Performance](https://greenmood.us/acoustic-material-performance/) - [Sustainability & LEED v5](https://greenmood.us/sustainability-leed-v5/) - [Fire Safety and Biophilic Materials](https://greenmood.us/fire-safety-and-biophilic-materials/) - [Moss Walls vs Acoustic Panels: lab-data comparison](https://greenmood.us/moss-walls-vs-acoustic-panels/) - Solutions overview: https://greenmood.us/solutions/ - FAQ: https://greenmood.us/faq/ - Downloads (spec sheets, certificates, installation manuals, CAD): https://greenmood.us/downloads/ ## Contact (United States) - Greenmood North America (Biophilic Design Corp): 1599 E. 15th St, 5th Floor Suite C, Brooklyn, NY 11230 - Email: us@greenmood.us · Quotes: quotes@greenmood.us - Phone: 800-794-2626 - Contact page: https://greenmood.us/contact/