Repair your leaky faucet with these Danco seats and springs repair kit for Delta Delex. Replacing the seats and springs is an easy and economical alternative to replacing the entire faucet. New seats and springs will return your faucet to like new condition. Fixing dripping faucets saves water and energy. This seat and springs repair kit is ideal for the everyday professional or weekend DIYer with a leaky lavatory or tub/shower faucet project.