Donkey Steam Engine and Boiler 20" Diameter with Pump, Whistle Off Grid Still Feed Pump Gauge This brand new steam boiler is the 27th fire-tube boiler I have built. The boiler itself is 20" dia. x 38" tall, made of 3/8" steel.
The Rate-Master® Flowmeter line of direct reading precision flowmeters incorporates many unique user features at moderate cost. These low cost flowmeters are ideal for general use. Easy to read design - The direct reading scales eliminate troublesome conversions.
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