at der er indbygget en ventileret anti-syfonsløjfe i systemet

fremstillet efter militære standarder (MIL-STD-810G)

en fransk mineingeniør

an adjustable GPS filter regulates speed and heading indicators over swells for more accurate tracking

Whale LV1219 Inline Kontraventil Plast 3/4" batteri at der er indbygget enWhale LV1219 Inline Check Valve Plastic 3 4" Installed so that you don't have to get water backflow from hoses when the pump stops. Overview: Easy way to avoid backflow in a suction or discharge hose. Fits in line 19mm hose Suitable for use with manual or electric pumps Material Plastic Hose Tail Size 19mm 3 4" Primary Construction Plastic Valve Design Check Valve Non Return Fire Whale Country of Origin United Kingdom