Hayward Valve O-Ring for ProSeries Sand Filters and MaxFlo Pumps | GMX600F Pool Test Kits & Labs and placing unnecessary stress on

and placing unnecessary stress on the hose connections

cartridges

8" Tall Fits Into

Hooks directly into existing pool return

Hayward Valve O-Ring for ProSeries Sand Filters and MaxFlo Pumps | GMX600F Pool Test Kits & Labs and placing unnecessary stress onThe Hayward Valve O Ring (GMX600F) is the OEM replacement sealing O ring for the VariFlo and VariFlo XL multiport control valves fitted to Hayward ProSeries sand filters and MaxFlo pump models. IMPORTANT: LUBRICATION REQUIRED SOLD SEPARATELY Always lubricate this O ring with a silicone based lubricant before installation. Browse our Pool Plumbing Lubricants for a compatible silicone lubricant. This O ring forms the pressure seal at its designated