diff --git a/coordinator/startup.lua b/coordinator/startup.lua
index 2668f5a..0f21c1f 100644
--- a/coordinator/startup.lua
+++ b/coordinator/startup.lua
@@ -82,11 +82,21 @@ end
 
 log.dmesg("wireless modem connected", "COMMS", colors.purple)
 
+-- start the UI
+
 log.dmesg("starting UI...", "GRAPHICS", colors.green)
-util.psleep(3)
+-- util.psleep(3)
 
 local ui_ok, message = pcall(renderer.start_ui)
 if not ui_ok then
     renderer.close_ui()
-    log.dmesg("UI draw failed: " .. message, "GRAPHICS", colors.green)
+    println_ts("UI crashed")
+    log.dmesg(util.c("UI crashed: ", message), "GRAPHICS", colors.green)
+    log.fatal(util.c("ui crashed with error ", message))
 end
+
+-- renderer.close_ui()
+-- log.dmesg("system shutdown", "SYSTEM", colors.cyan)
+
+println_ts("exited")
+log.info("exited")
diff --git a/coordinator/ui/components/boiler.lua b/coordinator/ui/components/boiler.lua
new file mode 100644
index 0000000..e1e35d9
--- /dev/null
+++ b/coordinator/ui/components/boiler.lua
@@ -0,0 +1,43 @@
+local core = require("graphics.core")
+
+local style = require("coordinator.ui.style")
+
+local Div            = require("graphics.elements.div")
+local DataIndicator  = require("graphics.elements.indicators.data")
+local StateIndicator = require("graphics.elements.indicators.state")
+local Rectangle      = require("graphics.elements.rectangle")
+local TextBox        = require("graphics.elements.textbox")
+local VerticalBar    = require("graphics.elements.indicators.vbar")
+
+local TEXT_ALIGN = core.graphics.TEXT_ALIGN
+
+local cpair = core.graphics.cpair
+local border = core.graphics.border
+
+local function new_view(root, x, y)
+    local boiler = Rectangle{parent=root,border=border(1, colors.gray, true),width=31,height=8,x=x,y=y}
+
+    local text_fg_bg = cpair(colors.black, colors.lightGray)
+    local lu_col = cpair(colors.gray, colors.gray)
+
+    local status = StateIndicator{parent=boiler,x=10,y=1,states=style.boiler.states,value=3,min_width=10}
+    local temp   = DataIndicator{parent=boiler,x=5,y=3,lu_colors=lu_col,label="Temp:",unit="K",format="%10.2f",value=1900,width=22,fg_bg=text_fg_bg}
+    local boil_r = DataIndicator{parent=boiler,x=5,y=4,lu_colors=lu_col,label="Boil:",unit="mB/t",format="%10.0f",value=801523,commas=true,width=22,fg_bg=text_fg_bg}
+
+    TextBox{parent=boiler,text="H",x=2,y=6,height=1,width=1,fg_bg=text_fg_bg}
+    TextBox{parent=boiler,text="W",x=3,y=6,height=1,width=1,fg_bg=text_fg_bg}
+    TextBox{parent=boiler,text="S",x=27,y=6,height=1,width=1,fg_bg=text_fg_bg}
+    TextBox{parent=boiler,text="C",x=28,y=6,height=1,width=1,fg_bg=text_fg_bg}
+
+    local hcool = VerticalBar{parent=boiler,x=2,y=1,fg_bg=cpair(colors.orange,colors.gray),height=4,width=1}
+    local water = VerticalBar{parent=boiler,x=3,y=1,fg_bg=cpair(colors.blue,colors.gray),height=4,width=1}
+    local steam = VerticalBar{parent=boiler,x=27,y=1,fg_bg=cpair(colors.white,colors.gray),height=4,width=1}
+    local cool  = VerticalBar{parent=boiler,x=28,y=1,fg_bg=cpair(colors.lightBlue,colors.gray),height=4,width=1}
+
+    hcool.update(0.22)
+    water.update(1)
+    steam.update(0.05)
+    cool.update(0.13)
+end
+
+return new_view
diff --git a/coordinator/ui/components/reactor.lua b/coordinator/ui/components/reactor.lua
new file mode 100644
index 0000000..6f01d66
--- /dev/null
+++ b/coordinator/ui/components/reactor.lua
@@ -0,0 +1,46 @@
+local core = require("graphics.core")
+
+local style = require("coordinator.ui.style")
+
+local Div            = require("graphics.elements.div")
+local HorizontalBar  = require("graphics.elements.indicators.hbar")
+local DataIndicator  = require("graphics.elements.indicators.data")
+local StateIndicator = require("graphics.elements.indicators.state")
+local Rectangle      = require("graphics.elements.rectangle")
+local TextBox        = require("graphics.elements.textbox")
+
+local TEXT_ALIGN = core.graphics.TEXT_ALIGN
+
+local cpair = core.graphics.cpair
+local border = core.graphics.border
+
+local function new_view(root, x, y)
+    local reactor = Rectangle{parent=root,border=border(1, colors.gray, true),width=30,height=7,x=x,y=y}
+
+    local text_fg_bg = cpair(colors.black, colors.lightGray)
+    local lu_col = cpair(colors.gray, colors.gray)
+
+    local status    = StateIndicator{parent=reactor,x=8,y=1,states=style.reactor.states,value=3,min_width=14}
+    local core_temp = DataIndicator{parent=reactor,x=2,y=3,lu_colors=lu_col,label="Core:   ",unit="K",format="%12.2f",value=451.12,width=26,fg_bg=text_fg_bg}
+    local burn_r    = DataIndicator{parent=reactor,x=2,y=4,lu_colors=lu_col,label="Burn:   ",unit="mB/t",format="%12.1f",value=40.1,width=26,fg_bg=text_fg_bg}
+    local heating_r = DataIndicator{parent=reactor,x=2,y=5,lu_colors=lu_col,label="Heating:",unit="mB/t",format="%12.0f",value=8015342,commas=true,width=26,fg_bg=text_fg_bg}
+
+    local reactor_fills = Rectangle{parent=root,border=border(1, colors.gray, true),width=24,height=7,x=(x + 29),y=y}
+
+    TextBox{parent=reactor_fills,text="FUEL",x=2,y=1,height=1,fg_bg=text_fg_bg}
+    TextBox{parent=reactor_fills,text="COOL",x=2,y=2,height=1,fg_bg=text_fg_bg}
+    TextBox{parent=reactor_fills,text="HCOOL",x=2,y=4,height=1,fg_bg=text_fg_bg}
+    TextBox{parent=reactor_fills,text="WASTE",x=2,y=5,height=1,fg_bg=text_fg_bg}
+
+    local fuel  = HorizontalBar{parent=reactor_fills,x=8,y=1,show_percent=true,bar_fg_bg=cpair(colors.black,colors.gray),height=1,width=14}
+    local cool  = HorizontalBar{parent=reactor_fills,x=8,y=2,show_percent=true,bar_fg_bg=cpair(colors.lightBlue,colors.gray),height=1,width=14}
+    local hcool = HorizontalBar{parent=reactor_fills,x=8,y=4,show_percent=true,bar_fg_bg=cpair(colors.orange,colors.gray),height=1,width=14}
+    local waste = HorizontalBar{parent=reactor_fills,x=8,y=5,show_percent=true,bar_fg_bg=cpair(colors.brown,colors.gray),height=1,width=14}
+
+    fuel.update(1)
+    cool.update(0.85)
+    hcool.update(0.08)
+    waste.update(0.32)
+end
+
+return new_view
diff --git a/coordinator/ui/components/unit_overview.lua b/coordinator/ui/components/unit_overview.lua
index b00c380..6ec388f 100644
--- a/coordinator/ui/components/unit_overview.lua
+++ b/coordinator/ui/components/unit_overview.lua
@@ -2,6 +2,9 @@ local core = require("graphics.core")
 
 local style = require("coordinator.ui.style")
 
+local reactor_view = require("coordinator.ui.components.reactor")
+local boiler_view  = require("coordinator.ui.components.boiler")
+
 local Div            = require("graphics.elements.div")
 local HorizontalBar  = require("graphics.elements.indicators.hbar")
 local DataIndicator  = require("graphics.elements.indicators.data")
@@ -22,22 +25,19 @@ local function make(parent, x, y, unit_id)
     -- unit header message
     TextBox{parent=root,text="Unit #" .. unit_id,alignment=TEXT_ALIGN.CENTER,height=1,fg_bg=style.header}
 
-    -- reactor
-    local reactor = Rectangle{parent=root,border=border(1, colors.gray),width=30,height=10,x=1,y=3}
+    -------------
+    -- REACTOR --
+    -------------
 
-    local text_fg_bg = cpair(colors.black, colors.lightGray)
-    local lu_col = cpair(colors.gray, colors.gray)
+    reactor_view(root, 1, 3)
 
-    local status    = StateIndicator{parent=reactor,x=9,y=2,states=style.reactor.states,value=1,min_width=14}
-    local core_temp = DataIndicator{parent=reactor,x=3,y=4,lu_colors=lu_col,label="Core:   ",unit="K",format="%7.0f",value=295,width=26,fg_bg=text_fg_bg}
-    local heating_r = DataIndicator{parent=reactor,x=3,y=5,lu_colors=lu_col,label="Heating:",unit="mB/t",format="%7.0f",value=359999,width=26,fg_bg=text_fg_bg}
-    local burn_r    = DataIndicator{parent=reactor,x=3,y=6,lu_colors=lu_col,label="Burn:   ",unit="mB/t",format="%7.1f",value=40.1,width=26,fg_bg=text_fg_bg}
+    -------------
+    -- BOILERS --
+    -------------
 
-    local fuel    = HorizontalBar{parent=root,x=34,y=4,show_percent=true,bar_fg_bg=cpair(colors.brown,colors.white),height=1,width=14}
-    local coolant = HorizontalBar{parent=root,x=34,y=5,show_percent=true,bar_fg_bg=cpair(colors.lightBlue,colors.white),height=1,width=14}
+    boiler_view(root, 23, 11)
+    boiler_view(root, 23, 20)
 
-    fuel.update(0.85)
-    coolant.update(0.75)
 end
 
 return make
diff --git a/coordinator/ui/layout/main_view.lua b/coordinator/ui/layout/main_view.lua
index 7ebb1e4..aa46efa 100644
--- a/coordinator/ui/layout/main_view.lua
+++ b/coordinator/ui/layout/main_view.lua
@@ -21,7 +21,7 @@ local function init(monitor)
     TextBox{parent=main,text="Nuclear Generation Facility SCADA Coordinator",alignment=TEXT_ALIGN.CENTER,height=1,fg_bg=style.header}
 
     -- unit overviews
-    unit_overview(main, 5, 5, 1)
+    unit_overview(main, 3, 3, 1)
 
     return main
 end
diff --git a/coordinator/ui/style.lua b/coordinator/ui/style.lua
index 04be985..363d758 100644
--- a/coordinator/ui/style.lua
+++ b/coordinator/ui/style.lua
@@ -32,4 +32,22 @@ style.reactor = {
     }
 }
 
+style.boiler = {
+    -- boiler states
+    states = {
+        {
+            color = cpair(colors.black, colors.yellow),
+            text = "OFF-LINE"
+        },
+        {
+            color = cpair(colors.white, colors.gray),
+            text = "IDLE"
+        },
+        {
+            color = cpair(colors.black, colors.green),
+            text = "ACTIVE"
+        }
+    }
+}
+
 return style