TruDesign Non Return Valve 25mm 1" BSP Threaded 450041 Ideal for stopping water backflow ro siphoning and have a very low opening pressure. Stainless spring - No corrosion or risk of internal valve...
TruDesign Non Return Valve 38mm 1-1/2" BSP Threaded 450045 Ideal for stopping water backflow ro siphoning and have a very low opening pressure. Stainless spring - No corrosion or risk of internal...
Non - Return Valves RWBJ31-124 In-line non-return valves fit to suction hose to aid priming and prevent backflow of water into the bilge. Corrosion resistant polypropylene with stainless steel...