ProMax® Series Diaphragm Pump Tanks

Maximum Working Pressure 100 PSI · Corrosion-Resistant Durable Polymer Base · Galvanized Lead-Free Connection

  • Maximum working pressure 100 PSI
  • Corrosion-resistant durable polymer base
  • NSF 61G/372 galvanized lead-free connection
  • Lightweight, double-drawn steel construction
  • Fused water chamber with powder coated interior
  • Heavy-duty butyl parabolic diaphragm
  • Available sizes range 2 to 119 gallons
  • In-line and horizontal orientations available in select sizes
  • 5-year limited warranty
ProMax® Brochure Download

Maximum Working Pressure 125 PSI · Exclusive No-Weld Rust-Guard® Steel Base · 304 Stainless Steel Connection

  • Maximum working pressure 125 PSI
  • Exclusive no-weld RUST-GUARD® base design
  • 304 stainless steel connection
  • Lightweight, double-drawn steel construction
  • Fused water chamber with powder coated interior
  • Heavy-duty butyl parabolic diaphragm
  • Available sizes range 20 to 119 gallons
  • 5-year limited warranty
ProMax® Plus Brochure Download

Maximum Working Pressure up to 150 PSI · Exclusive No-Weld Rust-Guard® Steel Base · 304 Stainless Steel Connection

  • Maximum working pressure up to 150 PSI
  • Exclusive no-weld RUST-GUARD® base design
  • 304 stainless steel connection
  • Lightweight, double-drawn steel construction
  • Fused water chamber with powder coated interior
  • Heavy-duty butyl parabolic diaphragm
  • Available sizes range 2 to 119 gallons
  • 5-year limited warranty
ProMax® Elite Brochure Download