Blumhardt Slide Gates are fully-adjustable, economical, user-friendly irrigation gate valves that deliver up to 80 G.P.M.  Its quality polyethylene construction makes it lightweight but extremely durable. Made in the USA, each irrigation gate is fully adjustable for precise water metering and eliminates the need for syphon tubes. It is also reusable and weather and sunlight resistant. Also sold separately through Cobco, an installation tool (gate puncher) makes the gate easy to install and cuts labor costs. Instructions for installing into Poly-Pipe are available upon request.