Description Fill-Rite's vent caps prevent pressure buildup in your fuel storage tanks. They are coated with a durable powder-coat finish and designed to fit a padlock for security.The FRTC is a powder-coated tank vent cap replacement. It is manufactured to fit onto a tank vent cap base.Product Details:Reduces Evaporation â vent cap acts as a physical barrier to ambient environment, reducing evaporation of fuel due to temperature changesReleases Pressure â prevents pressure from building up in tank and releases vacuum, allowing for consistent pump performance despite environmental conditionsMaintains Fuel Quality â prevents contaminates like dirt, rust, and water from entering your fuel supply, ultimately maintaining quality and protecting your equipmentPowder Coated Exterior â threaded tank base is finished with a powder coating, providing long-term corrosion resistance and lifetime performancePadlock Security â model FRTCB comes complete with a padlock compatible threaded base, protecting your fuel inventory from theft and fraudPerformance:Mounting Size: 2"Mounting Thread: NPTDimensions:Assembled Product Height x Width x Depth (in.): 2.6 x 4.0 x 4.0Assembled Product Weight (lbs.): 1Gross Weight (lbs.): 1.000 lbs.