Ventilator

Product Description — Fans, Weather Louvers, Mushroom & Gooseneck Ventilators

Effective ventilation is critical in machinery spaces to ensure safe working conditions for personnel and reliable operation of onboard equipment. JL Marine provides a comprehensive range of ventilation products designed specifically for marine and offshore environments.

Our lineup includes axial fans, centrifugal fans, in-line duct fans, weather-tight louvers, mushroom ventilators, and gooseneck ventilators, all engineered to meet diverse airflow and environmental protection requirements.

Fans

JL Marine axial flow fans feature adjustable blades and are designed for installation within duct systems. They are well suited for standard marine and offshore ventilation setups.

Suitable for direct duct installation
Configurations available for standard applications
Optional silencers for noise reduction

Weather Louvers

JL Marine weather louvers are built for heavy-duty marine use and are ideal for fresh air intake or exhaust outlets in mechanical ventilation systems.

External bulkhead mounting
Designed for low pressure loss and efficient airflow
WL type: without watertight cover
WLC(P) type: with hinged watertight hatch, neoprene gasket, and locking bolts
Hatch options: top, bottom, or side hinged (WLC(P))

Mushroom Air Ventilators

MVR and MVL series mushroom ventilators are robust units developed for marine ventilation systems where protection from water ingress is essential.

Watertight construction
Deck-mounted installation
Optimized for low airflow resistance
Suitable for both intake and exhaust air applications

Gooseneck Air Ventilators

GNR and GNA gooseneck ventilators are designed for exposed deck mounting and reliable performance in harsh marine conditions.