Watts (FM20041-B) Flow-Max O-Ring for Flow-Max Housing, Flat Gasket Buna-N omb934-5 The Harmsco WB-40-SC delivers commercial-grade

The Harmsco WB-40-SC delivers commercial-grade filtration in a single-cartridge platform that outperforms most multi-cartridge systems

⚡ Drift-Free Electronics

High-quality carbon block removes chlorine

or 1-1/4" plumbing connections

This 13x54 vessel accepts standard 2

Watts (FM20041-B) Flow-Max O-Ring for Flow-Max Housing, Flat Gasket Buna-N omb934-5 The Harmsco WB-40-SC delivers commercial-gradeThe Watts FM20041 B is a precision molded Buna N O ring designed specifically for Flow Max housing assemblies to maintain leak free seals under pressure. This flat gasket construction ensures reliable performance in residential and light commercial water filtration applications. SPECIFICATIONS Technical Details Manufacturer Watts Model Number FM20041 B Material Buna N (Nitrile Rubber) Gasket Type Flat O Ring Compatible Housing Flow Max Series