Apex Plastic Float Orange 150mm - UV Stabilised Float Ball for Troughs and Tanks The Apex Plastic Float Orange 150mm is a durable float ball built for use with Apex float valves in farm troughs and storage tanks. It features a 5/16" Whitworth male thread that attaches to a valve arm to control water levels. The UV stabilised plastic is made to handle long-term sun exposure without breaking down. This 150mm orange float is lightweight and easy to fit onto compatible Apex brass and plastic trough or tank valves. Its bright orange colour makes it simple to spot in tanks and troughs when checking water levels. The tough plastic build may hold up well across a range of outdoor conditions on the farm. Features 150mm (6") UV stabilised plastic float ball 5/16" Whitworth male thread for attachment to valve arms This float ball may be a handy replacement or spare for Apex valve setups in farm troughs and water tanks.