ID
976633
$ 381.20
1-2 weeks delivery time
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The Vetus NLP50HD Heavy-Duty Waterlock/Muffler is built from the NAVIDURIN® high-temperature composite, providing heat resistance up to 260°C and exceptional structural strength for Ø50 mm marine exhaust systems. With a 4.5-litre capacity, dimensions of 385 × 165 × 254 mm, and a weight of only 1.55 kg, it delivers superior noise reduction and extremely low back pressure. The unit features 360° rotatable body sections and rotating hose connectors for maximum installation flexibility, and includes both floor-mount and wall-mount hardware as standard.
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Vetus NLP50HD Heavy-Duty Rotatable Waterlock/Muffler for Ø50 mm NAVIDURIN® Exhaust Systems
The Vetus NLP50HD waterlock/muffler is part of the NAVIDURIN® heavy-duty line, designed to offer outstanding heat resistance, strength and installation versatility for modern marine exhaust systems. The proprietary NAVIDURIN® composite withstands temperatures up to 260°C, with deformation resistance up to 250°C—nearly twice that of conventional GRP. Despite its reinforced structural capabilities, the NLP50HD remains lightweight, supporting easy installation and handling. Its proven NLP-series acoustic design ensures excellent noise attenuation and extremely low back pressure, ideal for high-performance vessels.
Main Features
- Designed for Ø50 mm marine exhaust systems.
- NAVIDURIN® composite provides heat resistance up to 260°C.
- High tensile and flexural strength for demanding conditions.
- Safe and reliable in cases of cooling system failure.
- 360° rotating bodies for easy orientation during installation.
- Rotatable hose connections enabling unlimited routing options.
- Floor-mount bracket and wall-mount straps supplied as standard.
- Superior noise reduction performance.
- Extremely low back pressure supports optimal engine efficiency.
- Drain plugs included for winter or long-term storage.
- Black exterior finish; larger volumes also available in white.
- Total weight: 1.55 kg.
Technical Specifications
Function Waterlock Capacity 4.5 litres Inlet Hose Diameter 50 mm Outlet Hose Diameter 50 mm Length 385 mm Width 165 mm Height 254 mm Installation Position Vertical Heavy Duty Yes Rotatable Hose Connections Yes Rotatable Body Parts Yes
Installation Notes
- Rotating bodies and hose connections provide maximum installation flexibility, even in confined engine compartments.
- Extremely low back pressure supports smooth exhaust flow and protects engine performance.
- Drain plugs allow full drainage during winterization or long-term storage.
- The lightweight yet heavy-duty construction ensures reliable operation under demanding conditions.
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