Halyard overview brochure

Exhaust Systems - Cranes & Davits - Hatches & Doors - Prop-shaft Systems - Noise & Vibration Control - Environmental Protection

Halyard offers engineered solutions from a simple silencer to sophisticated, bespoke wet or dry exhaust systems plus DPF and SCR options.

In addition, Halyard are distributors for: Aquadrive antivibration systems, Seatorque shaft systems, Wave filtration products, Xeamos SCRs & DPFs, Freeman & Ucalsa hatches & doors, Steelhead cranes, IMS dry silencers, Rubber Design

Halyard (M&I) Limited

Ucalsa was established in 1986 and has evolved into a major manufacturer of weathertight, watertight, and fire rated doors and hatches supplying its products across Europe and further afield. In addition, Ucalsa also designs and manufactures tanks, gangways and other fabricated vessel systems. With a modern factory spanning more than 10,000 square metres equipped with the latest equipment and with in-house design, Ucalsa specialise in bespoke solutions optimised to suit the customers specifications.

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Dry Silencer System

Water-cooled system with Heatshell

Halyard specialise in water-cooled and dry exhaust systems and as the distributor for Xeamos aftertreatment solutions can provide DPF and SCR packages. We offer a wide range of standard and bespoke components, designed and manufactured in-house, with our scope of supply covering individual components to complete exhaust systems.
Whether the requirement is a sophisticated bespoke water-cooled or dry full exhaust system with aftertreatment or a replacement component Halyard have the solution.

Halyard Exhaust Systems

Water-Cooled & Dry Exhaust Systems & Components

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Halyard provide a standard range of lift silencers and separators in different geometries to suit customer installation requirements. For more complex installations we provide bespoke dual chamber silencers for improved noise attenuation, or combined silencer separators. Manufactured to Lloyds Type Approval for use in marine exhaust system applications.

Halyard GRP Silencers, Separators & Connectors

GRP and moulded silencers, separators and connectors for marine exhaust systems.

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Halyard hose range

Halyard manufacture a range of rubber, silicone or Nomex hoses, bellows and connectors for use in marine diesel exhaust systems, and other engine room and vessel applications. 
Manufactured to Lloyds Type Approval for use in marine exhaust system applications.

Halyard hose, bellows & connectors

Rubber, silicone or Nomex hoses, bellows and connectors to suit customer requirements from our standard range or bespoke to suit the installation.

IMS dry silencer

UK based IMS are global leaders in noise reduction and particulate filtering, manufacturing absorptive and reactive exhaust gas silencers, SCR & DPF emission control technology, acoustic enclosures, air inlet & extract attenuators, and acoustic doors.

Industrial Marine Silencers (IMS)

Xeamos aftertreatment systems

Established 25 years ago, Xeamos has become an industry leader in the highly specialised field of emission-reducing solutions that directly or indirectly contribute to a better environment. Clean air is the source of life for people and planet, and Xeamos innovation helps create a healthier world. Xeamos is a leading specialist in emission reduction using SCR and DPF exhaust aftertreatment technology.

Xeamos - Clean Air Engineering

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Developed over twenty-five years and fitted as standard equipment to a growing number of globally recognised boat manufacturers, Seatorque Shaft Systems offer a multitude of noise and vibration, fuel consumption and delivered power benefits.

Seatorque Shaft Systems

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Steelhead Marine’s elegantly designed, high-tech cranes are renowned across the marine industry as the leader in advancing hydraulic solutions for the yachting world.
Benefits of Steelhead Marine:
• Engineered for Performance
• Greater lift capacity with reduced crane weight
• Superior engineering and advanced materials
• Durability, strength and reliability
• Compact and attractive design that puts less
space and weight demands on your yacht
• Easy to use

Steelhead Marine

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Freeman Hatches have more quick-acting flush hatch experience, models and features than any manufacturer.
AdvanTec Marine’s Freeman hatches are used on a wide variety of fishing boats, tugs, barges, research vessels, offshore tenders, rescue craft and other workboats. 
The Freeman hatch is designed for new boats, or replacing other hatches in standard openings, or for improving existing craft.

Freeman Marine

Ucalsa 001.jpg

Ucalsa is a major manufacturer of weathertight, watertight, and fire rated doors and hatches supplying its products across Europe and further afield. With a modern factory spanning more than 10,000 square metres equipped with the latest equipment and with in-house design, Ucalsa specialise in bespoke solutions optimised to suit the customers specification.

Ucalsa - Custom Metal Solutions

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A range of vessel filtration systems including:
• Wavestream bilge filter systems
• Wavebrite waste water filter system
• Flostream drinking water filter system
• Prostream watermaker filter protection system
• Waveair holding tank vent filter system
• Waveshine wash & rinse system

Wave International filtration systems

Tenair

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News

Halyard (M&I) Ltd Appointed Ucalsa Industrial Distributor effective from 1st June 2024.

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