Trim kit only, must order MultiChoice Universal rough-in separately to complete the unit. Monitor pressure balance valve keeps water temperature within a safe +/-3degrees F (+/-1.6degrees C), helping to protect you from sudden changes in hot or cold water pressure. Single function operation. Single lever handle for ease of temperature control. Meets standards set by Americans with Disabilities Act (ADA). Monitor Valve protects from rapid changes in hot or cold water. Valve is not included, must purchase separately. Backed by Delta Faucet's Recertified 10-year Limited Warranty | Delta® Classic Monitor® 13 Series Valve Only Trim (Recertified), Chrome, T13020