Ncc Boheng Soundproof Louver Soundproof Louver

• After-sales Service: Yes
• Warranty: Within 10 Years
• Type: Modern
• Open: Closed
• Material: Aluminum
• Glass Curtain Wall Kind: Frame Glass Curtain Wall
• Model NO.: NCC-02
• Frame Curtain Wall Kind: Exposed Frame
• Supporting Construction: Frame Type
• Number of Layers: Double
• Metal Curtain Wall Kind: Aluminum Composite Panel Curtain Wall
• Shape: Standard Plane
• Usage: Exterior Wall, Interior Wall, Absorbing Noise
• Specila Function: Photovoltaics Curtain Wall, Ventilation Curtain Wall, Intelligent Curtain Wall, Absorbing Noise
• for: Fresh Air Intakes for Ventilation Systems
• Transport Package: Wooden Packing
• Specification: customized
• Trademark: NCC
• Origin: China
• HS Code: 7308300000
• Production Capacity: 2000 M2/Month

Product Description

Product Description

NCC is a leading manufacturer of noise cancelling louvers worldwide, with sturdy, durable, and high-performance products that have been applied multiple times worldwide. The application scenarios of NCC noise cancelling louvers include:

• Air inlet of ventilation system     
       
•  Air inlet of outdoor units  such as cooling towers

• Machine room air inlet                           

• Data center vents 

• Water pump room air inlet   
             
• Transformer/substation sound insulation room heat sink boiler room

•Ventilation louvers for construction machinery radiators

•Ventilation openings on soundproof enclosures

•Wind turbine vent 

We can provide acoustic louvre solutions to combat environmental noise problems in mixed commercial / residential areas, carrying out all relevant noise surveys and acoustic analysis.

Detailed Photos

1. Galvanized steel, stainless steel, aluminum, and other raw materials can be selected.
2. Stable, corrosion-resistant, fire-resistant, acoustic filler
3. The wing shaped louver core design increases noise attenuation and reduces pressure loss.
4. The lower part of the louver core is perforated to increase noise absorption.
5. Prevent rain and snow from seeping in.
6. Apply various durable and distinctive decorative surfaces, such as ethylene plated steel, polyester powder coating, polished aluminum plate, galvanized and stainless steel.
7. Modular size combination that can match any size on site
8. The straight configuration of the louver blade positioning in the horizontal direction not only looks beautiful but also enhances acoustic performance
9. The back of the louver is equipped with a detachable galvanized protective net. Insertion type protective nets can also be used

NCC can provide acoustic louver solutions to address environmental noise issues in commercial/residential mixed areas, providing all relevant noise acoustic analysis, ventilation pressure loss calculation, product structure verification, and air fluid simulation services.

The curved or linear blade louver style of NCC Acoustics can be used to match the overall scale and aesthetics of new buildings. Over the years, our products and services have continuously achieved success, earning the NCC brand a reputation for quality and reliability among customers, whether they are multinational corporations or independent family businesses. This is thanks to the professional knowledge and enthusiasm of our Boheng people, as well as their pursuit of product excellence.

 

Product Parameters

NCC Silent Louver Product Specifications

Wing louver
Moled NR & Model NPL:350mm depth
Moled 2NR & Model 2NPL:350mm depth

Linear louver
SL-100:100mm depth
SL-150:150mm depth
SL-300:300mm depth
SL-600:600mm depth
SL-V300L:300mm depth

Wing shaped louvers - Sound transmission loss (dB)

Octave Band Centre Frequency, Hz	Louvre Depth (mm)	63	125	250	500	1K	2K	4K	8K
Model	305	5	7	11	12	13	14	12	9
Model	610	6	12	15	21	24	27	25	20
Model	305	4	5	8	9	12	9	7	6
Model	610	5	8	12	16	22	18	15	14

Linear Louver - Sound Transmission Loss (dB)

Octave Band Centre Frequency, Hz	Louvre Depth (mm)	63	125	250	500	1K	2K	4K	8K
SL-100	100	5	4	5	6	9	13	14	13
SL-150	150	6	6	8	10	14	18	16	15
SL-300	300	6	7	10	12	18	18	14	13
SL-600	600	7	9	12	24	31	33	29	30
SL-V300L	300	-	5	10	12	17	22	21	21

Aerodynamic Performance - Pressure Loss Table

Slimshield Louvre Model	Static Pressure Drop, Pascals (N/m )
	10	20	30	40	50	60	70	80	90	100	150	200
Face Velocity, metres per second
SL-100	0.92	1.3	1.59	1.84	2.05	2.25	2.43	2.61	2.76	2.90	3.56	4.13
SL-150	0.53	0.73	0.9	1.04	1.16	1.28	1.37	1.47	1.56	1.64	2.01	2.32
SL-300	0.94	1.31	1.61	1.83	2.13	2.27	2.46	2.63	2.84	2.99	3.65	4.21
SL-600	0.68	0.94	1.51	1.3	1.47	1.61	1.77	1.89	2.02	2.13	2.60	2.99

 

Installation Instructions

 

NCC Silence Louver Installation Guidelines

The typical details are shown below, and certified size drawings are provided for each soundproof louver. NCC Acousics, All supporting steel structures will be provided as necessary. For large louver groups, NCC
Acoustic will provide installation drawings and comprehensive installation services as needed.
 

NCC provides customers with services including but not limited to the following:
Professional acoustic calculation sheet
Professional ventilation pressure loss calculation sheet
Mechanical structure calculation sheet
Building detailed installation diagram
Edit and organize the installation material list, and provide detailed installation node drawings
Installation Process Guide
Construction drawing of louver installation structure
Exterior decoration detail drawing
On site installation guidance
Remote technical services
Quality assurance commitment for over 10 years
Regular after-sales follow-up

 

Packaging & Shipping

All our packing with Rubber clip board,don't need to do fumigation.
 

Company Profile

NCC is a supplier of noise control services and acoustic products. We have developed multiple sets of noise control solutions in various fields such as aerospace, commercial buildings, medical audiometry, industrial engineering, power equipment, subways and tunnels, performing arts buildings, and noise reduction laboratories. We provide customers with electric audiometry rooms, semi anechoic rooms, silent rooms, shielded rooms, listening rooms, fireproof soundproof doors, ventilation silencers, exhaust silencers, and noise reduction louvers Comprehensive professional services and technical support for the design, manufacturing, and installation of cooling tower noise control.

Over the years, NCC has developed into a turnkey supplier of noise control, providing customers with one-stop solutions from concept to completion, including solution consulting, synchronous research and development, construction drawing design, structural design, fluid calculation, air conditioning and electrical system engineering, product manufacturing, installation and commissioning, and testing and acceptance services. With over 70 years of experience in noise control and acoustic engineering, we will provide you with solutions that meet your needs and budget. We look forward to working with you.