IKEUCH offers a wide range of spray nozzles that are well-suited for maintaining ship hulls, ensuring safety during voyages, streamlining shipboard operations, and improving the working environment for crew members.
Discover the ideal product in our lineup for various applications, including hull cleaning, firefighting, cooling, dust control, deodorization, and dust removal. These nozzles comply with ship classification standards such as NK, HK, ABS, and BV, and have an extensive track record of successful implementations.
MEIWA KAIUN CO., LTD., which was the first to install our cooling system on its coastwise trading vessels in Japan to combat heat stress among operators during loading and unloading activities on decks and vessels, was honored with the "SSS Award" (Award for Safety and Smart Environment for Seafarers) in 2020. We will continue to develop and supply innovative products for the marine vessel industry.
Spray Nozzles for Vessels
Product outline


This page provides a summary and introduction to essential marine spray nozzles and systems designed to facilitate hull maintenance, ensure safety during voyages, and improve operational efficiency and the working environment on board.
Table of Contents
- High flow rate, clog-resistant | JJXP
- High flow rate, wide spray coverage | BBXP
- Low-pressure use, wider spray coverage | UZUJet
- Fine fog spray & quick cooling | AAP
- Higher cleaning performance | VVP
- Low-pressure use, water-saving | YYP
- Spray direction adjustable | UT, WUT adaptors
- Evaporative fog cooling system | Cool Fog System
High flow rate, clog-resistant
Full Cone Spray Nozzles | Standard Type | JJXP



Fire prevention and extinguishing |
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- Numerous proven track records of fire protection spray nozzles that comply with ship classification standards.
- A circular spray pattern with uniform distribution.
- A large free passage diameter minimizes clogging.
Pipe connection size | Spray angle (°) at 0.2 MPa | Spray capacity (L/min) at 0.2 MPa | Material |
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R1/8, R1/4, R3/8 | 55 - 105 | 0.5 - 12.0 |
Standard material
Optional material
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Rc3/8 - Rc3 | 65 - 105 | 7.0 - 1,200 |
Note that products with other spray angles are available made-to-order.
High flow rate, wide spray coverage
Full Cone Spray Nozzles | Wide Spray Angle, Uniform Distribution | BBXP



Fire prevention and extinguishing |
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Dust control |
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- Numerous proven track records of fire protection spray nozzles that comply with ship classification standards.
- A circular spray pattern with uniform distribution.
- 120° spray angle provides wide coverage with a single nozzle.
Pipe connection size | Spray angle (°) at 0.2 MPa | Spray capacity (L/min) (at standard pressure) | Material |
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R1/8, R1/4 | 120 | 1.5 - 6.0(0.2MPa) |
Standard material
Optional material
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Rc3/8 - Rc4 | 10 - 1,200(0.35MPa) |
Low-pressure use, wider spray coverage
Full Cone Spray Nozzles | Wide Spray Angle, Clog-resistant | UZUJet



Fire protection |
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Cooling |
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- 170° spray angle type meets ship classification standards and are already in use.
- Sprays spirally to form a circular spray pattern.
- Provides high flow rate and wide spray coverage at low water pressure.
- Multiple nozzle arrangement can reduce the number of nozzles used and costs.
Pipe connection size | Spray angle (°) at 0.2 MPa | Spray capacity (L/min) at 0.1 MPa | Material |
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R1/2, R3/4 | 120 | 75.0 / 100 |
Standard material
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R1/2 - R1 | 170 | 75.0 / 100 / 220 |
Fine fog spray for quick cooling
Hollow Cone Spray Nozzles | Fine Fog Type | AAP



Cooling |
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Watering |
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- Sprays fine water droplets in a ring-shaped pattern.
- Sprays at right angle to water inlet direction.
- Suitable for cooling ambient temperatures, quickly lowering the temperature inside a tank
Pipe connection size | Spray angle (°) at 0.2 MPa | Spray capacity (L/min) at 0.2 MPa | Material |
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R1/4 | 75 / 80 | 1.0 - 5.0 |
Standard material
Optional material
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Rc3/8 | 80 | 6.0 - 12 | |
Rc1/2 | 80 | 14 - 23 |
Higher cleaning power than cone spray nozzles
Flat Fan Spray Nozzles | Standard Type | VVP



Fire protection |
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Cooling |
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Cleaning |
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- Flat spray pattern with a mountain-shaped spray distribution and gradually tapered edges.
- Provides greater cleaning power than cone spray nozzles.
Pipe connection size | Spray angle (°) at 0.2 MPa | Spray capacity (L/min) at 0.3 MPa | Material |
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R1/8 - R1 | 15 - 115 | 0.3 - 150 |
Standard material
Optional material
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Low-pressure spray, water-saving
Flat Fan Spray Nozzles | Wide Spray Angle, Low Pressure Type | YYP



Fire protection |
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Cooling |
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- Wide-angle flat fan spray nozzles for low-pressure use.
- Its wide spray angle is suitable for applications that require extensive spray coverage.
- The low impact spray is suitable for gentle water spraying.
Pipe connection size | Spray angle (°) at 0.2 MPa | Spray capacity (L/min) at 0.15 MPa | Material |
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R1/8 - R1 | 100 - 140 | 0.3 - 250 |
Standard material
Optional material
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Spray direction adjustment adaptors
Universal Joints | UT, WUT


For adjusting spray direction after nozzles have been installed | Using this joint to install a flat spray nozzle enables easy adjustment of the spray direction to the intended orientation. |
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Positioning in an oblique orientation | Using this joint enables the nozzle to spray in a oblique direction. |
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- Accessories for precisely positioning spray nozzles after installed to piping systems.
- Well-suited for applications that require angled installation.
- UT allows adjustment of spray direction within a range of 50° and WUT within 360°.
- Makes nozzle replacement easier.
Inlet pipe conn. size | Outlet pipe conn. Size | Material |
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R1/8 | Rc1/8 |
Standard material
Optional material
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R1/4 | Rc1/8 | |
R1/4 | Rc1/4 | |
R3/8 | Rc1/4 | |
R3/8 | Rc3/8 | |
R1/2 | Rc1/2 | |
R3/4 | Rc3/4 | |
R1/8 | Rc1/8 | |
R1/4 | Rc1/8 | |
R1/4 | Rc1/4 | |
R3/8 | Rc1/4 | |
R3/8 | Rc3/8 | |
R1/2 | Rc1/2 | |
R3/4 | Rc3/4 |
Evaporative fog cooling system
Outdoor Cooling System | Energy-Saving | Cool Fog System
- Fine fog cools ambient temperature at a work site without wetting the floor and equipment.
- The system significantly lowers the ambient temperature in areas that the fog reaches, effectively improving a hot working environment on a deck without awnings or in outdoor spaces.
