Marine & Offshore Ventilation

Energy Recovery in Marine Environments

Our energy recovery products help marine HVAC system manufacturers deliver reliable, energy-efficient ventilation solutions by ensuring corrosion resistance and high efficiency, enabling longer equipment life and lower energy consumption—unlike conventional heat exchangers, which lack robust materials and efficient energy recovery capabilities.

Marine Vessels
Marine Vessels

Ships, cruise liners, container ships, ferries & vessels (CSOV).

Offshore Platforms
Offshore Platforms

Oil & gas platforms and offshore installations.

Drilling & Production Units
Drilling & Production Units

Floating production, storage & offloading (FPSO).

Marine Vessels
Marine Vessels

Ships, cruise liners, container ships, ferries & vessels (CSOV).

Offshore Platforms
Offshore Platforms

Oil & gas platforms and offshore installations.

Drilling & Production Units
Drilling & Production Units

Floating production, storage & offloading (FPSO).

Marine-Grade Heat Exchangers for Harsh Environments

Marine ventilation requirements differ from standard commercial ventilation applications. Ships (cruise ships and CSOVs) and offshore platforms operate in harsh, dynamic environments where reliability and durability are critical.

Due to movement, limited space, and the risk of corrosion, air handling units on, e.g., seagoing ships must be equipped with reinforced, compact, high-quality heat exchangers to provide continuous, uninterrupted fresh air for extended periods.

Key challenges in marine environments:

  • Accelerating forces due to movements (e.g., pitch and roll loads onboard ships)
  • Limited space availability for installation, maintenance, and replacement due to space constraints
  • Increased corrosion due to high humidity

Heatex recommends configuring any heat recovery unit to address the specific challenges encountered at sea.

Our marine-grade ventilation solutions are engineered for durability and performance in harsh environments. Key features include:

  • Reinforced rotor casings for superior strength
  • Compact, customizable designs to fit diverse applications
  • Corrosion-resistant components for long-lasting reliability

Our rotary and plate heat exchangers are manufactured from high-quality aluminum, delivering efficient heat transfer and an exceptionally long service life.

Independent tests conducted in accordance with ISO 9227 confirm that Heatex heat exchangers withstand prolonged salt-spray exposure, ensuring outstanding corrosion resistance.

With extensive design flexibility and customization options, Heatex adapts to the unique challenges of marine environments. This guarantees a precise fit for any air-handling unit, providing reliable heat recovery, significant energy savings, and a continuous supply of fresh air over extended operating periods.

Air-to-Air Heat Exchangers for Marine Ventilation

Heatex Model ES and ER

For marine environments, we recommend the Heatex Model ES, which features a segmented casing and wheel (Model ER) for quick and easy installation or replacement.

Typical product customizations in marine environments include:

  • Reinforced casing with additional crossbars and welded joints for extra strength
  • Casing options: Stainless steel or ZM 310 for superior corrosion resistance
  • Stainless steel shaft with permanently lubricated, sealed bearings for long-term durability and corrosion protection
  • Aluminum matrix (EN AW 1200 H19) coated with molecular sieve for efficient humidity transfer
  • Marine-grade drive equipment, classified by LRS, DNV, or GL, ensuring IP54 protection
  • Inspection hatches designed for easy installation and maintenance of drive components
  • Condensate tray for effective collection of free water
Heatex Rotary Heat Exchangers
plate heat exchanger
Heatex Model H2

For marine environments, we recommend Heatex Model H2 or H plate heat exchangers, depending on whether maximum efficiency or minimal pressure drop is your priority.

Typical product options in marine environments include:

  • Epoxy-coated heat transfer plates with lacquered edges for enhanced corrosion protection
  • Zinc-magnesium-coated steel end plates (ZM310) combined with polyester powder-coated corner profiles for superior corrosion resistance
Explore Heatex Crossflow Heat Exchangers

Ask an Expert

When standard options aren’t sufficient, we deliver custom-engineered heat-recovery solutions for harsh marine environments. Our experts work with you to design the perfect fit for your air-handling unit and operational requirements.

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High Efficiency Products
High Efficiency Products

Certified performance for maximizing heat recovery and dehumidification with a fast return on investment.

Marine-Grade Solutions
Marine-Grade Solutions

Robust products specifically designed for marine and offshore applications.

Global Expertise
Global Expertise

Global network of country managers ensures local expertise and worldwide support for every customer.

High Efficiency Products
High Efficiency Products

Certified performance for maximizing heat recovery and dehumidification with a fast return on investment.

Marine-Grade Solutions
Marine-Grade Solutions

Robust products specifically designed for marine and offshore applications.

Global Expertise
Global Expertise

Global network of country managers ensures local expertise and worldwide support for every customer.

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