Caps cover fire hydrant and hose openings to keep out dirt and prevent damage to external threads
Prevent the reverse flow of polluted water from entering into a potable water system where flow is in one direction
Also withstands UV rays
there are eight plastic hooks attached to the stainless steel
Model has copper encapsulated thermostat assembly with polymer thermoplastic shuttle
Enpac Basins and Sumps, Spill Decks, Covered, 264 gal Spill Capacity, 1,200 lb - 2077-YE Capacity-50 oz Caps cover fire hydrant andCovered Drum Spill Containment; Spill Containment Type: Basins and Sumps, Spill Decks; Covered Uncovered: Covered; Number of Drums: 2; Spill Capacity: 264 gal; Spill Containment Load Capacity: 1,200 lb; Length: 37 in; Width: 61 in; Height: 63 in; Drain Included: No; Modular: No; Material: High Density Polyethylene; Spill Containment Opening Type: Hinged Lift Up; Color: Yellow; Standards: EPA 40 CFR 264. 175, NPDES, SPCC, UPC