Feature●Efficient RV Water Tank Solution: Ideal fittings for gray and black water holding tanks in your RV●Perfect Fit: 1-1/2" rubber grommet designed for a secure and leak-resistant connection.●Durable Construction: Premium rubber fitting with a flange for solvent welding ensures long-lasting use.●Easy Installation: Simplify your RV plumbing with these fittings that are easy to install.●Quality Rubber Seal: Constructed with high-quality rubber to guarantee durability and reliability.Description