PWRO4

4 Stage Reverse Osmosis System

Sales Channel: Wholesale

  • Easy to install
  • Suitable for home, office, ice maker kits, beverage dispensers, and more
  • Four-stage reverse osmosis filtration system
  • Semi-permeable reverse osmosis membrane is 1/10,000th of a micron

Select a Model

Select options below to identify the UPC, Order Code, and Repair Kit for a specific PWRO4

Approval/Certification Information

For product-specific approval information, please refer to the product’s specification sheet or ask a Watts representative. For general information regarding any approval certification partners identified in the specification sheet, please visit our certification partners’ websites:


ASSE CSA FM Approvals NSF
UL ULC USC WQA