The E-Z Flush Bronze Heavy Duty Sewer Hose has more wire coils than any other heavy duty drain hose in this price range. This means a smoother interior, reducing waste hangups during use. This sewer hose has maximum leak protection. No other hose has a thicker vinyl covering over the wire, which protects from rough asphalt and bumpers. The E-Z Flush Sewer Hose resists cracking and checking as a result of toilet chemicals and extreme temperatures. This heavy duty sewer hose is flexible and easy to use in all weather conditions and Includes sizing rings for hassle-free adapter installation.