diff --git a/index.js b/index.js
index 29e5868..1e54c8d 100644
--- a/index.js
+++ b/index.js
@@ -104,6 +104,21 @@ class UnitConnection extends EventEmitter {
     this.client.write(new messages.SLControllerConfigMessage().toBuffer());
   }
 
+  getChemicalData() {
+    console.log('sending chemical data query...');
+    this.client.write(new messages.SLChemDataMessage().toBuffer());
+  }
+
+  getSaltCellConfig() {
+    console.log('sending salt cell config query...');
+    this.client.write(new messages.SLSaltCellConfigMessage().toBuffer());
+  }
+
+  getVersion() {
+    console.log('sending version query...');
+    this.client.write(new messages.SLVersionMessage().toBuffer());
+  }
+
   onClientMessage(msg) {
     console.log('received message of length ' + msg.length);
     var msgType = msg.readInt16LE(2);
@@ -119,6 +134,17 @@ class UnitConnection extends EventEmitter {
     } else if (msgType === 12533) {
       console.log("  it's controller configuration");
       this.emit('controllerConfig', new messages.SLControllerConfigMessage(msg));
+    } else if (msgType === 12593) {
+      console.log("  it's chem data");
+      this.emit('chemicalData', new messages.SLChemDataMessage(msg));
+    } else if (msgType === 12573) {
+      console.log("  it's salt cell config");
+      this.emit('saltCellConfig', new messages.SLSaltCellConfigMessage(msg));
+    } else if (msgType === 8121) {
+      console.log("  it's version");
+      this.emit('version', new messages.SLVersionMessage(msg));
+    } else {
+      console.log("  it's unknown. type: " + msgType);
     }
   }
 }
diff --git a/messages/SLChemDataMessage.js b/messages/SLChemDataMessage.js
new file mode 100755
index 0000000..9ed57d4
--- /dev/null
+++ b/messages/SLChemDataMessage.js
@@ -0,0 +1,48 @@
+const SLMessage = require('./SLMessage.js').SLMessage;
+
+exports.SLChemDataMessage = class SLChemDataMessage extends SLMessage {
+  constructor(buf) {
+    super(0, 12592);
+    if (!buf) {
+      this.writeInt32LE(0); // controller index
+    } else {
+      this._wroteSize = true;
+      this.writeBuffer(buf, 0);
+
+      this.decode();
+    }
+  }
+
+  decode() {
+    super.decode();
+
+    let sentinel = this.readInt32LE();
+    if (sentinel === 42) {
+      this.isValid = true;
+      this._readOffset++;
+      this.pH = this.readUInt16BE() / 100;
+      this.orp = this.readUInt16BE();
+      this.pHSetPoint = this.readUInt16BE() / 100;
+      this.orpSetPoint = this.readUInt16BE();
+      this._readOffset += 12;
+      this.pHTankLevel = this.readUInt8();
+      this.orpTankLevel = this.readUInt8();
+      this.saturation = this.readUInt8();
+      if ((this.saturation & 128) !== 0) {
+        this.saturation = -(256 - this.saturation);
+      }
+      this.saturation /= 100;
+      this.calcium = this.readUInt16BE();
+      this.cyanuricAcid = this.readUInt16BE();
+      this.alkalinity = this.readUInt16BE();
+      let salt = this.readUInt16LE();
+      this.saltPPM = salt * 50;
+      this.temperature = this.readUInt8();
+      this._readOffset += 2;
+      let balance = this.readUInt8();
+      this.corrosive = (balance & 1) !== 0;
+      this.scaling = (balance & 2) !== 0;
+      this.error = (salt & 128) !== 0;
+    }
+  }
+}
diff --git a/messages/SLPoolStatusMessage.js b/messages/SLPoolStatusMessage.js
index 0d2d6f3..6c8d69b 100755
--- a/messages/SLPoolStatusMessage.js
+++ b/messages/SLPoolStatusMessage.js
@@ -59,10 +59,10 @@ exports.SLPoolStatusMessage = class SLPoolStatusMessage extends SLMessage {
       }
     }
 
-    this.pH = this.readInt32LE();
+    this.pH = this.readInt32LE() / 100;
     this.orp = this.readInt32LE();
-    this.saturation = this.readInt32LE();
-    this.saltPPM = this.readInt32LE();
+    this.saturation = this.readInt32LE() / 100;
+    this.saltPPM = this.readInt32LE() * 50;
     this.pHTank = this.readInt32LE();
     this.orpTank = this.readInt32LE();
     this.alarms = this.readInt32LE();
diff --git a/messages/SLSaltCellConfigMessage.js b/messages/SLSaltCellConfigMessage.js
new file mode 100755
index 0000000..b542f31
--- /dev/null
+++ b/messages/SLSaltCellConfigMessage.js
@@ -0,0 +1,27 @@
+const SLMessage = require('./SLMessage.js').SLMessage;
+
+exports.SLSaltCellConfigMessage = class SLSaltCellConfigMessage extends SLMessage {
+  constructor(buf) {
+    super(0, 12572);
+    if (!buf) {
+      this.writeInt32LE(0); // controller index
+    } else {
+      this._wroteSize = true;
+      this.writeBuffer(buf, 0);
+
+      this.decode();
+    }
+  }
+
+  decode() {
+    super.decode();
+
+    this.installed = this.readInt32LE() === 1;
+    this.status = this.readInt32LE();
+    this.level1 = this.readInt32LE();
+    this.level2 = this.readInt32LE();
+    this.salt = this.readInt32LE() * 50;
+    this.flags = this.readInt32LE();
+    this.superChlorTimer = this.readInt32LE();
+  }
+}
diff --git a/messages/SLVersionMessage.js b/messages/SLVersionMessage.js
new file mode 100755
index 0000000..35c58de
--- /dev/null
+++ b/messages/SLVersionMessage.js
@@ -0,0 +1,19 @@
+const SLMessage = require('./SLMessage.js').SLMessage;
+
+exports.SLVersionMessage = class SLVersionMessage extends SLMessage {
+  constructor(buf) {
+    super(0, 8120);
+    if (buf) {
+      this._wroteSize = true;
+      this.writeBuffer(buf, 0);
+
+      this.decode();
+    }
+  }
+
+  decode() {
+    super.decode();
+
+    this.version = this.readSLString();
+  }
+}
diff --git a/messages/index.js b/messages/index.js
index abe6af3..d7d7377 100755
--- a/messages/index.js
+++ b/messages/index.js
@@ -2,3 +2,6 @@ exports.SLPoolStatusMessage = require("./SLPoolStatusMessage.js").SLPoolStatusMe
 exports.SLControllerConfigMessage = require("./SLControllerConfigMessage.js").SLControllerConfigMessage;
 exports.SLChallengeMessage = require("./SLChallengeMessage.js").SLChallengeMessage;
 exports.SLLoginMessage = require("./SLLoginMessage.js").SLLoginMessage;
+exports.SLChemDataMessage = require("./SLChemDataMessage.js").SLChemDataMessage;
+exports.SLSaltCellConfigMessage = require("./SLSaltCellConfigMessage.js").SLSaltCellConfigMessage;
+exports.SLVersionMessage = require("./SLVersionMessage.js").SLVersionMessage;
diff --git a/test.js b/test.js
index b228978..a024230 100755
--- a/test.js
+++ b/test.js
@@ -4,17 +4,29 @@ var finder = new ScreenLogic.FindUnits();
 finder.on('serverFound', function(server) {
   var client = new ScreenLogic.UnitConnection(server);
   client.on('loggedIn', function() {
+    this.getVersion();
     this.getPoolStatus();
+    this.getChemicalData();
+    this.getSaltCellConfig();
     this.getControllerConfig();
   }).on('poolStatus', function(status) {
     console.log(" pool ok=" + status.ok);
     console.log(" air temp=" + status.airTemp);
-    console.log(" salt ppm=" + status.saltPPM * 50);
-    console.log(" pH=" + status.pH / 100);
+    console.log(" salt ppm=" + status.saltPPM);
+    console.log(" pH=" + status.pH);
+    console.log(" saturation=" + status.saturation);
   }).on('controllerConfig', function(config) {
     console.log(" controller is in celsius=" + config.degC);
     client.close();
     finder.close();
+  }).on('chemicalData', function(chemData) {
+    console.log(" calcium=" + chemData.calcium);
+    console.log(" cyanuric acid=" + chemData.cyanuricAcid);
+    console.log(" alkalinity=" + chemData.alkalinity);
+  }).on('saltCellConfig', function(saltCellConfig) {
+    console.log(" salt cell installed=" + saltCellConfig.installed);
+  }).on('version', function(version) {
+    console.log(" version=" + version.version);
   });
 
   client.connect();