The Mark II is manufactured to strict industry standards for complete interchangeability of repair parts. It was designed through the joint efforts of a number of world service organizations. This pump's purpose is for long life under extremely adverse conditions, such as village wells, to 262 feet (80 meters) deep. It is intended to operate 20 million cycles before any repair is required.
Recommended installation is for the pump base and casing pipe to be imbedded in a cement platform and foundation to seal the well. This provides an easily cleaned surface with a sloping drain into a soak for a PROTECTED source of potable water.
Mark II: 1 1/4” threaded pipe Mark III: 2" threaded pipe
Mark II and III Hand Pumps 
The Mark II is manufactured to strict industry standards for complete interchangeability of repair parts. It was designed through the joint efforts of a number of world service organizations. This pump's purpose is for long life under extremely adverse conditions, such as village wells, to 262 feet (80 meters) deep. It is intended to operate 20 million cycles before any repair is required.