Gate Valves (Knife Valves)
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Aquascape® Plumbing Parts - Gate Valve, Y-Valve, Conversion Kit, and FittingsAquascape® Plumbing Parts - Gate Valve, Y-Valve, Conversion Kit, and FittingsThese plumbing parts are for use with various Aquascape® or other brand name systems. Y-Valve regulates water flow from one to two independent outlets. Conversion kit connects PVC pipe of different diameters. Barbed hose tees, reducer fittings, and bulkhead fittings also available. 

PVC Knife Valves (Gate Valve) - Perfect for OPEN/CLOSE ApplicationsPVC Knife Valves (Gate Valve) - Perfect for OPEN/CLOSE ApplicationsPVC Knife Valves (Gate Valves) are the most popular choice for OPEN/CLOSE applications and low pressure applications. PVC Knife Valves are used on the majority of pond filter drains as well as the bottom drain circuits before and after many pre-filters.