This white sewer cap seals your gray water outlet when disconnected, trapping odors inside your tank and preventing pests from accessing your plumbing. Garden hose threads fit standard RV waste valves, and reinforced ears on the cap strengthen the seal for dependable, leak-proof performance over many fill and dump cycles.

• 3/4-inch garden hose thread connection
• Plastic construction with reinforced ears
• Prevents odors and pest entry
• Leak-proof seal design