Bermadon - 1" & 3/4" BSPT threads* (*supplied also with 3/4" adapters) Automatic Shut-Off Water Metering Valves, for use in small-scale automatic irrigation and refilling of small tanks. The Bermadon automatically delivers a preset quantity of water, after which it shuts itself off. This original design saves water by actually metering flow rather than timing it. User's Manual No More manufacturing - Out of stock
You can look for the upper Dose-O-Mat equal product line ^