Vertex Pure Water Machine PT-4.0
Vertex Pure Water Machine PT-4.0

Vertex Pure Water Machine PT-4.0


Vertex Pure Water Machines
Water Quality Association Gold Seal Certified

The VERTEX PureWaterMachine™ series of reverse osmosis systems have been Gold Seal certified by WQA for performance and contaminant reduction to ANSI/NSF Standard 58.

PT-4.0, 4-stage, 36GPD TFC membrane system

4-stage under sink Reverse Osmosis filter system optimized to treat city water using the existing water pressure. These sturdy and reliable US made systems have been in the field for over 15 years and are IAMPO certified to significantly reduce 16 contaminants to NSF/ANSI 58 (see list below). VERTEX Pure Water Machines fit under most sinks and make clean, great tasting water at the point-of-use, eliminating the need for bottled water. An automatic shut-off valve conserves water by shutting the unit off when the storage tank is full.


  • Uses city water pressure to operate the RO membrane
  • Auto shut-off valve conserves water
  • Flow restrictor – modified capillary
  • Long reach, NON-air gap faucet
  • Feed water connector – Threaded inlet adapter with metal ball valve drain clamp
  • 3/8” flexible polyethylene tubing to tank and faucet, with quick-connect fittings

Stage One
Sediment Filter, 5-Micron Polyspun Cartridge, 2 1/2” dia. x 9 3/4″ long

Stage two
Activated Carbon Block Filter
5 Micron, 2 1/2” dia. x 9 3/4″ long

Stage Three
Reverse Osmosis Membrane, Filmtec 36 GPD TFC @ 65 PSI Pressure Differential

Stage Four
Post-Filter, In-Line, Granular
Activated Carbon, 2” dia. x 10” long

4.0 Gallon Plastic Tank (metal tank available), Pre-pressurized with Butyl Bladder, 2.5 gal. water capacity