Hayward Check Valve, 2 1/2 in, Single, Inline Wafer, PVC, Flange x Flange - WCV1250V ASI and will accept a padlock

and will accept a padlock for added security

The receptacle requires a rough opening that measures 8-3/4 inches by 12-1/2 inches

Disc Seal and Core MXX

Securall 4DA330 30 Gal

A fast-wicking dimple pattern transfers liquids from the top layer into the absorbent inner layers

Hayward Check Valve, 2 1/2 in, Single, Inline Wafer, PVC, Flange x Flange - WCV1250V ASI and will accept a padlockPVC Wafer Check Valves, Max. temp.: 140F Max. pressure: 150 psi at 70F,Innovative disc seat design allows for high flow rates and excellent sealing properties. Thermoplastic construction eliminates the need for spacers or specialty flanges. Horizontal or vertical mount. Suitable for use in corrosive environments, and in water and wastewater treatment and chemical processing applications.