Repair your leaky faucet with the Danco Replacement Cartridge for Delta Monitor 1300 and 1400 series tub and shower Faucets. Fixing your dripping one-handle tub/shower faucet by replacing the cartridge will save water and keep you from buying an entire new faucet. This faucet cartridge maintains a balanced pressure of hot and cold water and a rotational limit stop is included. This replacement cartridge is easy to install and by stopping the leak you can save water and money.. Replaces Delta Tub/Shower Cartridge OEM # RP19804. Repairs Delta monitor 1300/1400 series single-handle tub/showers. Fixes leaky tub and shower faucets and drips. Application: Bathroom Sink,Kitchen Sink. Color/Finish: White and Blue. Color/Finish Family: White. Fits Faucet Brand: Delta. Handle Part Type: Cartridges. Material: Plastic. Pack Size: 1. Plumbing Part Type: Cartridge. Product Depth (in.): 1.91 in. Product Height (in.): 4.08 in. Product Width (in.): 1.91 in