Index: firmware/App/Controllers/Ultrafiltration.h
===================================================================
diff -u -r4237cbced773b985ff69a8c2af8287dbd5457f24 -r3f88f2878bfb58d9b67e05ed0717f6fbff136232
--- firmware/App/Controllers/Ultrafiltration.h	(.../Ultrafiltration.h)	(revision 4237cbced773b985ff69a8c2af8287dbd5457f24)
+++ firmware/App/Controllers/Ultrafiltration.h	(.../Ultrafiltration.h)	(revision 3f88f2878bfb58d9b67e05ed0717f6fbff136232)
@@ -37,14 +37,18 @@
     F32 ufRate;                                                         ///< Ultrafiltration rate from TD
     F32 compUFrate;                                                     ///< Compensated UF rate
     U32 isUFRequested;                                                  ///< Ultrafiltration run or puase request
+    F32 ufVolumeDeliveredMl;                                            ///< Accumulated UF volume since last reset (mL)
 } UF_DATA_T;
 
 // ********** public function prototypes **********
 
 void initUltrafiltration( void );                                        // Initialize ultrafiltration unit
 void transitionToUltrafiltration( void );                                // Prepares for transition to ultrafiltration execution
 void handleUFControl( void );                                            // Handle ultrafiltration control
+void stopUltrafiltration( void );                                        // Stop UF pump and clear run request
 void signalUFRateUpdate( void );                                         // Update UF rate when there is a change in rate
+void resetUFVolumeDelivered( void );                                     // Reset accumulated UF volume delivered
+F32  getUFVolumeDeliveredLiters( void );                                 // Get accumulated UF volume delivered in L
 
 BOOL testDDUFDataPublishIntervalOverride( MESSAGE_T *message );          // To override the UF data publish interval