The next pump in the by-pass Flow Reaction Technology Series, this pump has the unique one piece diaphragm and internal by-pass to assure smooth flow, long life and top performance in any plumbing system.
 
Designed and built for high flow, low noise, smooth flow with no rapid cycling and SHURFLO reliability, this fresh water demand pump is quiet and can run dry without damage.
 
The 4048 series fresh water automatic demand pump is quiet, thermally protected and can run dry without damage.
 
Pump Filter 001611 must be used.