Acoustical Products Made in USA.
Marine NOISE CONTROL SOLUTIONS
Acoustic systems engineered for marine environments. Reduce
engine room noise, control machinery sound, and minimize
reverbration in confined ship spaces—supporting crew safety,
clear communication, and OSHA compliance.
ALL NOISE CONTROL
Marine Noise Control Explained:
Excessive noise in marine environments is caused by engines, generators, compressors, and mechanical systems operating in confined steel spaces. Without proper treatment, this leads to sound buildup, poor communication, crew fatigue, and noise transfer between compartments.
Marine noise control is the process of reducing engine room noise, machinery sound, and vibration on ships and offshore platforms using acoustic barriers, composite insulation, and vibration damping systems.
Where Marine Noise Occurs on Ships and Offshore Platforms
Marine noise control systems are designed to:
- Reduce engine room and generator noise
- Control noise transfer between compartments
- Minimize reverberation in confined spaces
- Reduce duct-borne and structure-borne noise
- Improve crew communication and safety
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These areas experience continuous noise buildup due to confined layouts, reflective steel surfaces, and multiple systems operating simultaneously.
WHAT IS MARINE NOISE CONTROL?
What is marine noise control?
Marine noise control is the use of acoustic barriers, composite insulation, vibration damping materials, and sound-absorbing systems to reduce noise inside ships, offshore platforms, engine rooms, generator compartments, and marine equipment spaces.
Why is marine noise control important in marine environments?
- Improves crew communication
- Reduces fatigue from continuous noise exposure
- Supports safety and OSHA compliance
- Prevents excessive noise exposure in confined environments
What areas on ships require noise control systems?
- Engine rooms
- Generator compartments
- Vessel interiors
- Duct systems
- Offshore platforms
- Mechanical spaces
These are the most critical areas where marine noise control systems are applied to reduce sound buildup and improve onboard conditions.
HOW MACHINERY NOISE AFFECTS MARINE COMPARTMENTS
Deck-mounted equipment such as winches, cranes, and auxiliary machinery can introduce noise into interior compartments through walls and openings, disrupting controlled environments and increasing overall sound levels. MassiCore® Marine 90 is installed along exterior-facing walls and structural barriers to block incoming noise from deck equipment, using its flexible composition to prevent sound penetration and protect interior spaces.
Marine Acoustic Barrier Composite
Generators, compressors, and rotating equipment produce continuous mechanical noise that spreads across compartments and interferes with operations, often combining multiple frequencies that are difficult to control. AcuvaCore™ 32 is applied to walls and equipment enclosures to block and absorb sound energy from high-output machinery, reducing noise transmission while controlling internal buildup and improving overall acoustic conditions in generator rooms and heavy equipment areas.
Sound travels through vessel structures, allowing noise from engines and machinery to impact adjacent cabins and control areas, reducing crew comfort and affecting communication in critical zones. MassiCore® Marine 135 is installed on structural partitions to provide high-mass sound blocking that limits noise transfer between compartments, with its dense construction effectively reducing low-frequency mechanical noise and improving isolation.
MARINE NOISE Control Challenges
Marine environments present significant acoustic challenges due to high noise levels in engine rooms, confined layouts, and continuous operation of heavy equipment. Systems such as diesel engines, generators, compressors, and pumps produce constant marine equipment noise that accumulates within enclosed compartments. These conditions are intensified by confined space acoustics, where sound reflects off steel surfaces instead of dissipating, making effective marine noise control essential for safe and efficient vessel operations and compliance with OSHA noise exposure standards.
In addition to airborne noise, vessels experience complex engine room acoustics where sound is amplified by hard bulkheads, deckheads, and structural framing. This results in excessive reverberation and allows noise to travel between compartments, impacting cabins, control rooms, and workspaces. As a result, achieving proper vessel noise reduction becomes difficult, as sound is not contained to one area but spreads throughout the structure, reducing communication clarity and increasing overall exposure for crew members, which is a key concern under Department of Safety compliance guidelines.
Another challenge is the combination of continuous machinery operation and vibration and structure-borne noise, where sound energy travels through the vessel’s framework and re-radiates in different locations. This creates unpredictable acoustic conditions, including localized noise buildup and persistent background sound that contributes to crew fatigue and communication difficulty. In offshore environments, these issues are further amplified, making offshore noise control and engine room noise control systems critical for maintaining performance, safety, and regulatory compliance.
In Texas marine and offshore environments, including major port and oil & gas operations, noise levels in engine rooms and mechanical spaces frequently exceed OSHA’s 90 dB(A) exposure limit. Without proper acoustic treatment, prolonged exposure to 95–105 dB(A) can pose serious risks to worker safety and compliance. Marine noise control systems are essential for reducing these levels, improving communication, and meeting OSHA noise regulations across Texas-based vessel and offshore operations.
WHY MARINE NOISE IS DIFFICULT TO CONTROL
Marine noise is difficult to control because:
- Steel surfaces reflect sound instead of absorbing it
- Confined spaces trap and amplify noise
- Equipment operates continuously without downtime
- Sound travels through both air and structural pathways
- Openings and penetrations allow noise leakage
These conditions create complex acoustic environments that require multiple treatment methods rather than a single solution.
WHY ENGINE ROOMS HAVE EXCESSIVE REVERBERATION
Engine rooms are enclosed with hard steel surfaces that cause sound waves to reflect continuously, creating excessive reverberation and elevated background noise that reduces communication clarity and increases fatigue for crew working in confined mechanical spaces. MassiCore® Marine 90 is installed on bulkheads and wall linings to block airborne noise and reduce reflective sound energy, with a lightweight and flexible design that allows for easy installation in tight areas while improving overall acoustic balance and supporting clearer crew communication.
Marine Acoustic Barrier Composite
Cable trays, piping systems, and conduit penetrations create openings in bulkheads that allow noise to pass through untreated gaps, weakening the effectiveness of surrounding acoustic treatments. AcuvaCore™ 25 is used to treat penetration areas and tight mechanical spaces by combining sound blocking and absorption in a single system, sealing leakage paths while reducing internal reflections and improving overall compartment isolation.
Pipe & Duct Noise Control System
Airflow systems generate continuous noise through turbulence, vibration, and fan operation, which travels through ducts and spreads across multiple compartments affecting both crew areas and equipment zones. This system is applied directly to ductwork and piping systems to isolate vibration and reduce airborne noise transmission along airflow pathways, helping control sound spread while maintaining system efficiency and airflow performance.
marine Noise CONTROL Solutions
- MassiCore® Marine 90 (ANC-MB90) – Lightweight acoustic barrier installed on engine room walls, bulkheads, and vessel interiors to block airborne machinery noise and reduce sound reflection in confined spaces.
- MassiCore® Marine 135 (ANC-MB135) – High-mass barrier system designed for generator compartments and offshore equipment areas, effectively blocking low-frequency noise from engines and compressors.
- MassiCore® Marine SilentStep Underlayment (ANC-SSP-M)– High-density acoustic underlayment designed for marine deck systems, reducing structure-borne vibration, impact noise, and sound transmission while improving onboard comfort and overall acoustic performance.
- AcuvaCore™ 25 Marine Acoustic Barrier Composite (ANC-ACV-25-B45) – Composite barrier and absorption system for tight mechanical rooms and enclosed spaces, reducing echo and contained noise buildup.
- AcuvaCore™ 32 Marine Acoustic Barrier Composite (ANC-ACV-32-B45) – High-performance composite system for generator rooms and heavy equipment areas, controlling both reflected and transmitted noise in demanding environments.
- MassiCore® Marine Vibration Tile 15 (ANC-VDT15-M) – High-mass structural damping tile engineered for steel hulls, decks, and bulkheads, effectively reducing low-frequency vibration, panel resonance, and radiated noise in heavy-duty marine environments.
BEST MARINE NOISE CONTROL SOLUTIONS BY PROBLEM TYPE
Different marine noise problems require different solutions:
- To block airborne machinery noise → use marine acoustic barriers
- To reduce echo and reverberation → use acoustic composite systems
- To seal gaps and penetration points → use composite barrier materials
- To control duct and airflow noise → use pipe and duct acoustic wraps
- To reduce structural vibration → use vibration damping systems
Combining the right systems ensures effective noise reduction across all vessel areas.
Engine Rooms and Generator Compartments – Engine rooms and generator compartments produce continuous equipment noise within confined environments where sound reflects off steel surfaces and builds up quickly. MassiCore® Marine 90 (ANC-MB90) is installed on bulkheads and wall linings to deliver effective marine noise control, reducing airborne noise and limiting sound reflection while improving crew safety and maintaining clearer communication during operations.
Vessel Interiors and Crew Areas – Noise from adjacent mechanical spaces often travels into vessel interiors and crew areas, affecting comfort and communication. By installing MassiCore® Marine 90 along walls and structural surfaces, sound transmission is reduced and overall noise reduction is achieved, helping create quieter spaces that support communication clarity and improved working conditions for crew members.
Offshore Platforms and Processing Units – Offshore environments contain multiple operating systems that generate continuous background noise across open and enclosed areas. MassiCore® Marine 90 provides a lightweight and flexible barrier solution that can be applied to structural surfaces to control airborne noise, improving acoustic conditions while supporting crew safety in demanding offshore operations.
Marine Mechanical and Equipment Spaces – Mechanical rooms and equipment spaces contain pumps, compressors, and auxiliary systems that generate persistent noise in confined environments. MassiCore® Marine 90 reduces sound buildup by blocking airborne noise and minimizing reflective energy, improving overall acoustic balance and enhancing communication clarity for personnel working in these areas.
MARINE NOISE CONTROL applications by area
Marine noise control systems are applied based on the location and type of noise source:
- Engine rooms → high-intensity machinery noise
- Generator compartments → low-frequency noise and vibration
- Vessel interiors → noise transfer from adjacent spaces
- Offshore platforms → multiple continuous noise sources
- Mechanical rooms → confined equipment noise buildup
Each area requires a targeted acoustic solution to effectively control sound and vibration.
Additional marine Noise Reduction Systems
- MassiCore® Marine Vibration Tile 9 (ANC-VDT9-M) – Lightweight structural damping tile designed for marine panels, bulkheads, and deck surfaces, reducing mid-frequency vibration, panel resonance, and radiated noise in vessel interiors and equipment areas.
- ImpactaCore® Acoustic Door Blanket – Door-mounted acoustic blanket used on engine room and equipment access doors to seal openings and prevent noise leakage between compartments.
- DuctaSil® Pipe & Duct Wrap – B10Lag1™ – Acoustic insulation system applied to marine ductwork and piping to reduce airflow noise and mechanical vibration across vessel systems.
- CurtiSil® Sound Control Curtains – Flexible acoustic curtain system used to isolate marine equipment areas and temporary work zones, reducing noise spread in open spaces.
- Silencor® Metal Wall Panels – High-performance acoustic metal panels installed on bulkheads and enclosure walls to block and contain machinery noise in marine environments.
MARINE NOISE CONTROL FAQS
These are the most commonly searched questions about marine noise control, engine room soundproofing, and vessel acoustics.
How do you reduce noise in a ship engine room?
Reducing noise in a ship engine room requires a combination of acoustic barriers, composite insulation, and vibration control systems. These materials are installed on bulkheads, walls, duct systems, and penetration areas to reduce airborne noise and structure-borne vibration.
What is the best soundproofing material for marine vessels?
The best materials include marine acoustic barriers for blocking noise, composite systems for absorption and echo control, and duct wraps for airflow noise. Most vessels use a combination of systems for best results.
Why are ship engine rooms so loud?
Engine rooms are loud because of continuous operation of engines, generators, and compressors combined with reflective steel surfaces that amplify sound and create reverberation.
How does noise travel between compartments on a vessel?
Noise travels through structural vibration, bulkheads, duct systems, pipe penetrations, and openings such as doors, allowing sound to spread across multiple compartments.
What is marine acoustic insulation used for?
Marine acoustic insulation is used to reduce machinery noise, improve communication, prevent noise transfer, and control reverberation in confined marine environments.
Can you soundproof a ship completely?
A ship cannot be completely soundproofed, but noise can be significantly reduced using properly designed acoustic systems that control both airborne and structure-borne sound.
How do you reduce HVAC noise on a ship?
HVAC noise is reduced by:
- Applying acoustic duct wrap to reduce airflow noise
- Isolating vibration from fans and HVAC equipment
- Preventing noise from traveling through duct and airflow systems
What causes vibration noise on marine vessels?
Vibration noise is caused by mechanical energy from engines and equipment transferring through the vessel’s structure and re-radiating as sound in other areas.
What is the difference between airborne and structure-borne noise?
Airborne noise travels through the air, while structure-borne noise travels through the vessel structure and reappears in different locations.
What are the benefits of marine noise control systems?
These marine systems:
- Improves crew safety
- Reduces fatigue from continuous noise exposure
- Enhances communication in critical work areas
- Supports OSHA and safety compliance
- Creates more comfortable working and living environments
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