691MFA

Class 125 Cast Iron Large Duplex Strainers

  • Designed for fluid handling applications where flow cannot be shut down for basket cleaning
  • Typical services include cooling water, compressors, condensers, fire lines, fuel lines, lubrication systems, salt and fresh water systems, chemical process systems, pump suction service, and more
  • Cast Iron body and 304 Stainless Steel basket that is gasketed and seated to prevent particle bypass
  • Sizes 8 in. – 16 in. (200 – 400 mm)

Select options below to identify the UPC, Order Code, and Repair Kit for a specific 691MFA

Approval/Certification Information

For product-specific approval information, please refer to the product’s specification sheet (see literature section above) 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