About Halyard

Halyard are specialists in engine noise and vibration control, and can assist with replacement lift silencers, a complete exhaust/water separator system or advice on eliminating noise and vibration.

Services & Products

• Design Consultancy
• One off design and production
• Stocking and delivery scheduling for production lines
• Complete exhaust systems from turbo to transom

Exhaust guide

Reduce noise, cool the exhaust, eject cooling water, ensure water separation and direct fumes away from the boat. It's all in a day's work for your boat's exhaust system.

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Engine isolation

Soft engine mounts isolate the engine from the structure of the boat, reducing the transfer of noise through the hull. Reduce cabin noise and vibration with Halyard's Aquadrive antivibration system.

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Why Halyard?

Halyard's insulation products use a multi-layer construction which offers the best possible acoustic result in a range of thicknesses which can be accommodated in the tightest engine space, beating simpler materials many times as thick.

• Zero fire rated
• Unique absorption layer
• Choice of three levels of sound absorption
• Choice of three different facings
• Simple to install

Temperature alarms

An exhaust alert system can sense overheating caused by a plastic bag or seaweed being sucked into the intake, or by a problem with the water pump, and warn you before serious damage occurs.

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Go green

Help protect the environment with a Wavestream Bilge Filter which prevents oily bilge water being pumped into the sea.

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