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Extra Deepwell Vs. Normal Mark 2
So Many times our customers ask us about the differences and uses of the 2 pumps, The Extra Deepwell Hand Pump and the Normal Mark 2 handpump. Basically the short answer is this : Extra Deepwell is a version of Mark 2 hand pump which is suitable for a water table depth of 50 to 90 meters whereas the normal mark 2 works from a depth of 15 to 50 meters. The MainĀ design differences in the pump lie in the following areas : The Pump Head Assembly: The Head Assembly of the extra deepwell is broader , the stand assembly is taller and the handle is thicker. Beyond 60…
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UNICEF animation on how mark 2 works
Hi, As i was browsing I came across this video about India Mark 2, shows nicely how the pump works. Although the choice of accompanying song is a bit quirky to say the least, still hope you like it. Sharad