ENA Silence™ Drapes Curtains
ENA Silence™ Drapes Curtains
Shipping Policy
Shipping Policy
We process orders from Monday to Saturday. Any orders placed on Sunday will be processed the following Monday. Should there be any issues with your order, we will notify you via email.
For additional shipping information, please refer to our Shipping Policy or reach us via email at support@enacoustic.com
Refund & Return Policy
Refund & Return Policy
All returns must be made within 30 days of receiving your merchandise. To ensure the fastest resolution, we encourage you to contact us within 3 days of delivery.
For more information about returns, please refer to our Return Policy or feel free to email us.
ENA Silence™ Acoustic & Thermal Drapes
Professional Grade Sound Insulation • U.S. Patented Technology • SGS Certified
📍 Hong Kong International Airport (HKIAA) - Integrated Airport Staff Complex
Flagship Installation: Hong Kong International Airport
Project: Integrated Airport Staff Complex (2025)
Client: Airport Authority Hong Kong
Meeting the strictest material and safety requirements, ENA Silence™ is the designated acoustic solution for critical infrastructure, hotels, and government departments.
Project Portfolio
Electrical and Mechanical Services Dept. Headquarters
Project: Fourth Floor Meeting Room Soundproofing Works
Year: 2025
Hong Kong Examinations and Assessment Authority
Project: Hung Hom Assessment Centre Renovation Works
Year: 2025
Lingnan University, Hong Kong
Project: Classroom LKK 101 - 102 Soundproofing Fabric Works
Year: 2025
Hong Kong Family Welfare Society
Project: Acoustic Curtains for Meeting Room
Year: 2024
Acoustic Performance
The ENA Silence™ drapes are engineered specifically for functional sound insulation, currently the only standard in the market achieving a stable noise reduction rating of 17 to 36 decibels (across 100-4k Hz frequencies).
- U.S. Patent Registered: Protected under USPTO (Publication CN/203328491/1).
- Standard Compliance: Tested in accordance with the American ASTM E90 standard.
- SGS Certified: Passed rigorous SGS laboratory testing in Hong Kong.
- Maximum Effectiveness: Achieves up to 36.3 decibels of noise isolation when installed with a 2x fold ratio.
Acoustic Simulation & Real-world Testing
Live measurement testing against simulated racing, street traffic, and construction noise.
Blackout & Thermal
The ENA sandwich design structure provides a 100% physical shading rate without the need for any chemical surface coatings. It effectively blocks UV rays and provides thermal insulation to regulate indoor temperature, achieving 0% Formaldehyde (Methane) emission.
Optical Verification Test
Material Specifications
Constructed with high-density velvet on both the surface and bottom layers. This heavy-duty fabric provides superior sound absorption while creating a premium interior aesthetic.
| Fabric Weight | 760g / square meter |
|---|---|
| Fire Retardancy (Optional) | Fire-retardant treatment available upon request. Complies with BS 5867 Part II. Issuance of FSD FS251 Certificate for public licensing. |
Sizing Guide
For optimal acoustic absorption and visual drape, a 1.5x fold ratio is highly recommended. The curtain height is fully customizable, with a recommendation to add 1cm to reach the floor for maximum noise seal.
| Track Length (Meters) | Required Fabric Width (Meters) |
|---|---|
| Within 1.0 meter | 1.45 |
| 1.0 - 2.0 meters | 2.90 |
| 2.0 - 2.6 meters | 4.35 |
| 2.6 - 4.0 meters | 6.00 |
- Fabric width is manufactured in fixed multiples of 1.45 meters.
- Accessories Included: 4-prong hooks (8 pcs per meter) and storage rope (1 pc).
- Optional Add-ons: Specialized tracks and accessories are available at $180 per meter.
Documents & Terms
Maintenance Instructions
It is recommended to use a soft brush or vacuum cleaner to remove surface dust. For stains, gently wipe with a damp cloth. The use of cleaners containing bleach is strictly prohibited to preserve the acoustic and thermal properties.
Terms of Purchase
- A manufacturing tolerance of 1~3 mm applies to all customized dimensions.
- Pricing does not include on-site installation.
- As customized building materials, products are strictly non-returnable and non-exchangeable once purchased.
- If clients opt for self-installation or third-party contractors, the client assumes full responsibility for the project quality and associated risks.
Showroom & Documents
Physical testing and material inspection are available at our commercial showroom located at Bank of East Asia Building, 9/F, Mong Kok.
