diff -r c0f0bbfefd63 -r ff45488d480e www/js/inv_equipments.js
--- a/www/js/inv_equipments.js	Wed Dec 19 21:58:21 2018 +0100
+++ b/www/js/inv_equipments.js	Sun Dec 23 20:13:36 2018 +0100
@@ -65,7 +65,8 @@
 	$("#tun_height").jqxTooltip({ content: 'Mash TUN height in cm.' });
 	$("#tun_weight").jqxTooltip({ content: 'Mash TUN weight in Kg.' });
 	$("#tun_material").jqxTooltip({ content: 'Mash TUN material. Needed to calculate the right strike temperature.' });
-	$("#mash_volume").jqxTooltip({ content: 'Mash water for the first step.' });
+	$("#mash_volume").jqxTooltip({ content: 'Liters maisch water voor de eerste maisch stap.' });
+	$("#mash_max").jqxTooltip({ content: 'Maximale moutstort voor deze installatie in Kg.' });
 	$("#lauter_volume").jqxTooltip({ content: 'Total lauter volume.' });
 	$("#lauter_height").jqxTooltip({ content: 'Height of the lauter TUN in cm.' });
 	$("#lauter_deadspace").jqxTooltip({ content: 'Volume loss in the lauter TUN.' });
@@ -108,6 +109,7 @@
 			{ name: 'kettle_volume', type: 'float' },
 			{ name: 'kettle_height', type: 'float' },
 			{ name: 'mash_volume', type: 'float' },
+			{ name: 'mash_max', type: 'float' },
 			{ name: 'efficiency', type: 'float' }
 		],
 		id: 'record',
@@ -169,20 +171,20 @@
 	$("#boil_size").jqxNumberInput({ inputMode: 'simple', spinMode: 'simple', theme: theme, width: 110, height: 23, min: 0, max: 200000, decimalDigits: 1, spinButtons: true, spinButtonsStep: 0.5 });
 	$("#batch_size").jqxNumberInput({ inputMode: 'simple', spinMode: 'simple', theme: theme, width: 110, height: 23, min: 0, max: 200000, decimalDigits: 2, spinButtons: true, spinButtonsStep: 0.5 });
 	$("#tun_volume").jqxNumberInput({ inputMode: 'simple', spinMode: 'simple', theme: theme, width: 110, height: 23, min: 0, max: 200000, decimalDigits: 1, spinButtons: true, spinButtonsStep: 0.5 });
-	$("#tun_weight").jqxNumberInput({ inputMode: 'simple', spinMode: 'simple', theme: theme, width: 90, height: 23, min: 0, decimalDigits: 2, spinButtons: true });
+	$("#tun_weight").jqxNumberInput({ inputMode: 'simple', spinMode: 'simple', theme: theme, width: 110, height: 23, min: 0, decimalDigits: 2, spinButtons: true });
 	$("#tun_specific_heat").jqxNumberInput({ inputMode: 'simple', readOnly: true, theme: theme, width: 70, height: 23, decimalDigits: 3 });
 	$("#tun_material").jqxDropDownList({ theme: theme, source: srcMaterial, selectedIndex: 0, width: 110, height: 23, dropDownHeight: 130 });
-	$("#tun_height").jqxNumberInput({ inputMode: 'simple', spinMode: 'simple', theme: theme, width: 90, height: 23, min: 0, decimalDigits: 1, spinButtons: true });
+	$("#tun_height").jqxNumberInput({ inputMode: 'simple', spinMode: 'simple', theme: theme, width: 110, height: 23, min: 0, decimalDigits: 1, spinButtons: true });
 	$("#top_up_water").jqxNumberInput({ inputMode: 'simple', spinMode: 'simple', theme: theme, width: 110, height: 23, min: 0, max: 20000, decimalDigits: 1, spinButtons: true, spinButtonsStep: 0.1 });
 	$("#trub_chiller_loss").jqxNumberInput({ inputMode: 'simple', spinMode: 'simple', theme: theme, width: 110, height: 23, min: 0, decimalDigits: 1, spinButtons: true, spinButtonsStep: 0.1 });
 	$("#evap_rate").jqxNumberInput({ inputMode: 'simple', spinMode: 'simple', theme: theme, width: 110, height: 23, min: 0, max: 40000, decimalDigits: 2, spinButtons: true, spinButtonsStep: 0.05 });
-	$("#boil_time").jqxNumberInput({ inputMode: 'simple', spinMode: 'simple', theme: theme, width: 90, height: 23, min: 0, max: 1440, decimalDigits: 0, spinButtons: true });
+	$("#boil_time").jqxNumberInput({ inputMode: 'simple', spinMode: 'simple', theme: theme, width: 110, height: 23, min: 0, max: 1440, decimalDigits: 0, spinButtons: true });
 	$("#calc_boil_volume").jqxCheckBox({ theme: theme, width: 120, height: 23 });
 	$("#calc_boil_volume").on('checked', function (event) {
-		$("#batch_size").jqxNumberInput({ readOnly: true, width: 70, spinButtons: false });
+		$("#batch_size").jqxNumberInput({ readOnly: true, width: 90, spinButtons: false });
 	});
 	$("#calc_boil_volume").on('unchecked', function (event) {
-		$("#batch_size").jqxNumberInput({ readOnly: false, width: 90, spinButtons: true });
+		$("#batch_size").jqxNumberInput({ readOnly: false, width: 110, spinButtons: true });
 	});
 	$("#top_up_kettle").jqxNumberInput({ inputMode: 'simple', spinMode: 'simple', theme: theme, width: 110, height: 23, min: 0, decimalDigits: 1, spinButtons: true, spinButtonsStep: 0.1 });
 	$("#hop_utilization").jqxNumberInput({ inputMode: 'simple', spinMode: 'simple', theme: theme, width: 90, height: 23, min: 0, decimalDigits: 0, spinButtons: true });
@@ -193,7 +195,8 @@
 	$("#kettle_volume").jqxNumberInput({ inputMode: 'simple', spinMode: 'simple', theme: theme, width: 110, height: 23, min: 0, max: 200000, decimalDigits: 1, spinButtons: true, spinButtonsStep: 0.5 });
 	$("#kettle_height").jqxNumberInput({ inputMode: 'simple', spinMode: 'simple', theme: theme, width: 110, height: 23, min: 0, decimalDigits: 1, spinButtons: true });
 	$("#mash_volume").jqxNumberInput({ inputMode: 'simple', spinMode: 'simple', theme: theme, width: 110, height: 23, min: 0, max: 200000, decimalDigits: 1, spinButtons: true, spinButtonsStep: 0.5 });
-	$("#efficiency").jqxNumberInput({ inputMode: 'simple', spinMode: 'simple', theme: theme, width: 90, height: 23, min: 0, decimalDigits: 1, spinButtons: true });
+	$("#mash_max").jqxNumberInput({ inputMode: 'simple', spinMode: 'simple', theme: theme, width: 110, height: 23, min: 0, max: 200000, decimalDigits: 1, spinButtons: true, spinButtonsStep: 0.5 });
+	$("#efficiency").jqxNumberInput({ inputMode: 'simple', spinMode: 'simple', theme: theme, width: 110, height: 23, min: 0, decimalDigits: 1, spinButtons: true });
 	var dataAdapter = new $.jqx.dataAdapter(source);
 	var editrow = -1;
 	// initialize jqxGrid
@@ -236,6 +239,7 @@
 				$("#kettle_volume").val('20');
 				$("#kettle_height").val('20');
 				$("#mash_volume").val('18');
+				$("#mash_max").val('6');
 				$("#efficiency").val('75');
 				$("#popupWindow").jqxWindow('open');
 			});
@@ -296,6 +300,7 @@
 					$("#kettle_volume").val(dataRecord.kettle_volume);
 					$("#kettle_height").val(dataRecord.kettle_height);
 					$("#mash_volume").val(dataRecord.mash_volume);
+					$("#mash_max").val(dataRecord.mash_max);
 					$("#efficiency").val(dataRecord.efficiency);
 					// show the popup window.
 					$("#popupWindow").jqxWindow('open');
@@ -354,6 +359,7 @@
 			kettle_volume: parseFloat($("#kettle_volume").jqxNumberInput('decimal')),
 			kettle_height: parseFloat($("#kettle_height").jqxNumberInput('decimal')),
 			mash_volume: parseFloat($("#mash_volume").jqxNumberInput('decimal')),
+			mash_max: parseFloat($("#mash_max").jqxNumberInput('decimal')),
 			efficiency: parseFloat($("#efficiency").jqxNumberInput('decimal'))
 		};
 		if (editrow >= 0) {