#FRTCB Tank Vent Cap with Base

Fill-Rite FRTCB tank vent cap with base (vented tank cap / fuel tank vent cap). Powder-coated vent cap with cast iron base designed for fuel storage tank venting and security.

• Fits all 4" NPT (National Pipe Thread) tank openings
• Padlock-compatible threaded base for added security
• Helps reduce pressure buildup and releases vacuum for consistent pump performance
• Helps reduce evaporation by acting as a barrier to ambient conditions
• Helps keep contaminants (dirt, rust, water) out of the fuel supply
• Powder-coated exterior for corrosion resistance
• Approx. depth: 4.0 in; approx. weight: 1.5 lb