High volume noise cancellation for your boat. It’s unique three chamber design technology reduces sound by an incredible 10dB more than our already very quiet traditional waterlocks. It’s unique three chamber design technology reduces sound by an incredible 10dB more than our already very quiet traditional waterlocks. The inlet chamber can be rotated 360° to ensure a tailor-made fitment in even the mostconfined spaces. Just like it’s smaller siblings the 15 litre version of the NLP fits multiple hose diameters: 60 75 and 90 mm. Combined with it’s very low height (only 155 mm) this waterlock is your ideal partner for bengines of 49 - 110 hp(36 - 81 kW) with a back pressure of only 0.1 bar or less. With the increased capacity allowing you to use up to a 15 times longer exhaust hose compared to the 10 litre NLP3s you’ve got more freedom to install the waterlock at a convenient place.Highlights

Sound reduction of 10dB over traditional waterlocks

NLP3 design with increased capacity to 15 litre

Low height (155mm) for use in confined spaces

Available in three different hose connections: 60 75 and 90 mm

Fully rotational inlet chambers for easy installations

Supplied with two syntethic securing straps and cable ties