diff --git a/src/controllers/installationController.js b/src/controllers/installationController.js
index 208852b9..ce1177d9 100644
--- a/src/controllers/installationController.js
+++ b/src/controllers/installationController.js
@@ -2035,7 +2035,7 @@ exports.editTankDimensions = async (req, reply) => {
       });
     }
 
-    if (!height || !width || !length || !unit) {
+    if (height === undefined || width === undefined || length === undefined || !unit) {
       return reply.code(400).send({
         success: false,
         message: 'height, width, length and unit are required in body'
@@ -2061,31 +2061,30 @@ exports.editTankDimensions = async (req, reply) => {
       });
     }
 
-    // Step 1: Convert to feet if input is cm
+    // Step 1: Convert to feet if input is in cm (keep floats)
     let heightInFeet, widthInFeet, lengthInFeet;
 
-    if (unit === 'cm') {
-      heightInFeet = heightNum / 30.48;
-      widthInFeet = widthNum / 30.48;
-      lengthInFeet = lengthNum / 30.48;
-    } else {
-      heightInFeet = heightNum;
-      widthInFeet = widthNum;
-      lengthInFeet = lengthNum;
-    }
+   if (unit === 'cm') {
+  heightInFeet = Number((heightNum / 30.48).toFixed(2));
+  widthInFeet  = Number((widthNum  / 30.48).toFixed(2));
+  lengthInFeet = Number((lengthNum / 30.48).toFixed(2));
+} else {
+  heightInFeet = Number(heightNum.toFixed(2));
+  widthInFeet  = Number(widthNum.toFixed(2));
+  lengthInFeet = Number(lengthNum.toFixed(2));
+}
+
 
-    // Round to nearest integer
-    const heightFeetInt = Math.round(heightInFeet);
-    const widthFeetInt = Math.round(widthInFeet);
-    const lengthFeetInt = Math.round(lengthInFeet);
+    // Step 2: Calculate capacity & waterCapacityPerCm (use floats for precision)
+    const height_m = heightInFeet * 0.3048;
+    const width_m = widthInFeet * 0.3048;
+    const length_m = lengthInFeet * 0.3048;
 
-    // Step 2: Calculate capacity & waterCapacityPerCm (still use float here for precision)
-    const height_m = heightFeetInt * 0.3048;
-    const width_m = widthFeetInt * 0.3048;
-    const length_m = lengthFeetInt * 0.3048;
+    // const capacity = length_m * width_m * height_m * 1000; // in liters
+    // const waterCapacityPerCm = length_m * width_m * 0.01 * 1000; // liters per cm
 
-    const capacity = Math.round(length_m * width_m * height_m * 1000); // liters, integer
-    const waterCapacityPerCm = Math.round(length_m * width_m * 0.01 * 1000); // liters per cm, integer
+    const capacity = Number((length_m * width_m * height_m * 1000).toFixed(2));
+    const waterCapacityPerCm = Number((length_m * width_m * 0.01 * 1000).toFixed(2));
 
     // Step 3: Find install record
     const installRecord = await Install.findOne({
@@ -2123,7 +2122,7 @@ exports.editTankDimensions = async (req, reply) => {
       });
     }
 
-    // Step 5: Update tank dimensions in feet & calculated fields
+    // Step 5: Update tank dimensions (use floats, convert to string to store)
     const updatedTank = await Tank.findOneAndUpdate(
       {
         customerId,
@@ -2131,13 +2130,14 @@ exports.editTankDimensions = async (req, reply) => {
         tankhardwareId: tankHardwareId
       },
       {
-        $set: {
-          height: heightFeetInt,                      // save as integer in feet
-          width: widthFeetInt,
-          length: lengthFeetInt,
-          capacity: capacity.toString(),               // save as string
-          waterCapacityPerCm: waterCapacityPerCm.toString()
+       $set: {
+        height: heightInFeet,
+        width: widthInFeet,
+        length: lengthInFeet,
+        capacity: capacity.toString(),
+        waterCapacityPerCm: waterCapacityPerCm.toString()
         }
+
       },
       { new: true }
     ).lean();
@@ -2175,6 +2175,7 @@ exports.editTankDimensions = async (req, reply) => {
 
 
 
+
 exports.updateWorkStatusAndProductStatus = async (req, reply) => {
   try {
     const { connectedTo, teamMemberId, customerId } = req.params;