diff --git a/Data-UB/AddOns/Data-UB-1.13/UB_Options.INI b/Data-UB/AddOns/Data-UB-1.13/UB_Options.INI
index 2bf270cb1..6619717f6 100644
--- a/Data-UB/AddOns/Data-UB-1.13/UB_Options.INI
+++ b/Data-UB/AddOns/Data-UB-1.13/UB_Options.INI
@@ -261,7 +261,7 @@ POWERGEN_SECTOR_GRIDNO_3 = 14155
 POWERGEN_SECTOR_GRIDNO_4 = 13980	
 
 ;------------------------------------------------------------------------------------------------------------------------------
-; Add exit grid for fan to power gen Sector (J14-1) 
+; After blowing up the fan in sector J13, an exitgrid appears and this is the sector it leads to (J14-1).
 ;------------------------------------------------------------------------------------------------------------------------------
 
 EXIT_FOR_FAN_TO_POWER_GEN_SECTOR_X = 14
@@ -269,32 +269,37 @@ EXIT_FOR_FAN_TO_POWER_GEN_SECTOR_Y = 10
 EXIT_FOR_FAN_TO_POWER_GEN_SECTOR_Z = 1
 	
 ;------------------------------------------------------------------------------------------------------------------------------
-; Po wysadzeniu wentylatora, (sektor J13) w tym miejscu pojawi się przejście do sektora J14-1.
+; Gridno locations for the exitgrid that appears after blowing up the fan (sector J13).
+; SRC_GRIDNO is the exitgrid location in the sector where the fan is
+; GRIDNO is the exitgrid location in the destination sector, where the exit grid points to.
 ;------------------------------------------------------------------------------------------------------------------------------
 
+POWERGEN_SECTOR_EXITGRID_SRC_GRIDNO = 10979
 POWERGEN_SECTOR_EXITGRID_GRIDNO = 19749	
 
 ;------------------------------------------------------------------------------------------------------------------------------
-; Dodanie dźwięku wentylatora.
+; Fan sound locations.
+; GRIDNO1 is for the sector the fan is located in
+; GRIDNO2 is for the sector the fan exitgrid leads to
 ;------------------------------------------------------------------------------------------------------------------------------
 
 POWERGEN_FAN_SOUND_GRIDNO_1 = 10979
 POWERGEN_FAN_SOUND_GRIDNO_2 = 19749
 
 ;------------------------------------------------------------------------------------------------------------------------------
-; Miejsce włączenia wentylatora.
+; Fan switch location.
 ;------------------------------------------------------------------------------------------------------------------------------
 
 START_FANBACKUP_AGAIN_GRIDNO = 10980
 
 ;------------------------------------------------------------------------------------------------------------------------------
-; Miejsce zatrzymania wentylatora.
+; Where the fan stops.	
 ;------------------------------------------------------------------------------------------------------------------------------
 
 STOP_POWERGEN_FAN_GRIDNO = 10980
 
 ;------------------------------------------------------------------------------------------------------------------------------
-; Miejsca przy wentylatorze (sektor J13), pod którymi podkładam ładunki wybuchowe. 
+; The places near the fan (sector J13) where you can place the explosives. 
 ;------------------------------------------------------------------------------------------------------------------------------
 
 FAN_GRIDNO_1 = 10978
diff --git a/Data-UB/AddOns/Data-UB-Vanilla/UB_Options.INI b/Data-UB/AddOns/Data-UB-Vanilla/UB_Options.INI
index 6e1fdb57b..3af748a74 100644
--- a/Data-UB/AddOns/Data-UB-Vanilla/UB_Options.INI
+++ b/Data-UB/AddOns/Data-UB-Vanilla/UB_Options.INI
@@ -260,7 +260,7 @@ POWERGEN_SECTOR_GRIDNO_3 = 14155
 POWERGEN_SECTOR_GRIDNO_4 = 13980	
 
 ;------------------------------------------------------------------------------------------------------------------------------
-; Add exit grid for fan to power gen Sector (J14-1) 
+; After blowing up the fan in sector J13, an exitgrid appears and this is the sector it leads to (J14-1).
 ;------------------------------------------------------------------------------------------------------------------------------
 
 EXIT_FOR_FAN_TO_POWER_GEN_SECTOR_X = 14
@@ -268,32 +268,37 @@ EXIT_FOR_FAN_TO_POWER_GEN_SECTOR_Y = 10
 EXIT_FOR_FAN_TO_POWER_GEN_SECTOR_Z = 1
 	
 ;------------------------------------------------------------------------------------------------------------------------------
-; Po wysadzeniu wentylatora, (sektor J13) w tym miejscu pojawi się przejście do sektora J14-1.
+; Gridno locations for the exitgrid that appears after blowing up the fan (sector J13).
+; SRC_GRIDNO is the exitgrid location in the sector where the fan is
+; GRIDNO is the exitgrid location in the destination sector, where the exit grid points to.
 ;------------------------------------------------------------------------------------------------------------------------------
 
+POWERGEN_SECTOR_EXITGRID_SRC_GRIDNO = 10979
 POWERGEN_SECTOR_EXITGRID_GRIDNO = 19749	
 
 ;------------------------------------------------------------------------------------------------------------------------------
-; Dodanie dźwięku wentylatora.
+; Fan sound locations.
+; GRIDNO1 is for the sector the fan is located in
+; GRIDNO2 is for the sector the fan exitgrid leads to
 ;------------------------------------------------------------------------------------------------------------------------------
 
 POWERGEN_FAN_SOUND_GRIDNO_1 = 10979
 POWERGEN_FAN_SOUND_GRIDNO_2 = 19749
 
 ;------------------------------------------------------------------------------------------------------------------------------
-; Miejsce włączenia wentylatora.
+; Fan switch location.
 ;------------------------------------------------------------------------------------------------------------------------------
 
 START_FANBACKUP_AGAIN_GRIDNO = 10980
 
 ;------------------------------------------------------------------------------------------------------------------------------
-; Miejsce zatrzymania wentylatora.
+; Where the fan stops.	
 ;------------------------------------------------------------------------------------------------------------------------------
 
 STOP_POWERGEN_FAN_GRIDNO = 10980
 
 ;------------------------------------------------------------------------------------------------------------------------------
-; Miejsca przy wentylatorze (sektor J13), pod którymi podkładam ładunki wybuchowe. 
+; The places near the fan (sector J13) where you can place the explosives. 
 ;------------------------------------------------------------------------------------------------------------------------------
 
 FAN_GRIDNO_1 = 10978