diff --git a/action.c b/action.c
index 42c96df..2281629 100644
--- a/action.c
+++ b/action.c
@@ -112,3 +112,17 @@ void action_fullscreen(void *data, int num, client *cli)
 	client_update_border(cli);
 	client_raise_family(cli);
 }
+
+void action_maximize_vert(void *data, int num, client *cli)
+{
+	if (!cli) return;
+	cli->maxv = client_toggle_state(cli, atoms[_NET_WM_STATE_MAXIMIZE_VERT]);
+	client_place_spot(cli, cli->spot, cli->monitor, 1);
+}
+
+void action_maximize_horz(void *data, int num, client *cli)
+{
+	if (!cli) return;
+	cli->maxh = client_toggle_state(cli, atoms[_NET_WM_STATE_MAXIMIZE_HORZ]);
+	client_place_spot(cli, cli->spot, cli->monitor, 1);
+}
\ No newline at end of file
diff --git a/atom.c b/atom.c
index ce1b3ea..300c1a5 100644
--- a/atom.c
+++ b/atom.c
@@ -49,6 +49,8 @@ SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 	X(_NET_WM_WINDOW_TYPE_DIALOG),\
 	X(_NET_WM_STATE),\
 	X(_NET_WM_STATE_FULLSCREEN),\
+	X(_NET_WM_STATE_MAXIMIZE_VERT),\
+	X(_NET_WM_STATE_MAXIMIZE_HORZ),\
 	X(_NET_WM_STATE_DEMANDS_ATTENTION),\
 	X(WM_NAME),\
 	X(WM_DELETE_WINDOW),\
diff --git a/client.c b/client.c
index 6aec31e..87e1414 100644
--- a/client.c
+++ b/client.c
@@ -70,6 +70,7 @@ client* window_build_client(Window win)
 			&& c->type != atoms[_NET_WM_WINDOW_TYPE_SPLASH]
 			? 1:0;
 
+		// detect our own title bars
 		for_monitors(i, m) for_spots(j)
 			if (m->bars[j] && m->bars[j]->window == c->window)
 				{ c->ours = 1; c->manage = 0; break; }
@@ -92,8 +93,23 @@ client* window_build_client(Window win)
 			{
 				if (!GETPROP_ATOM(c->window, atoms[_NET_WM_STATE], c->states, ATOMLIST))
 					memset(c->states, 0, sizeof(Atom) * ATOMLIST);
+
 				c->urgent = client_has_state(c, atoms[_NET_WM_STATE_DEMANDS_ATTENTION]);
 				c->full   = client_has_state(c, atoms[_NET_WM_STATE_FULLSCREEN]);
+				c->maxv   = client_has_state(c, atoms[_NET_WM_STATE_MAXIMIZE_VERT]);
+				c->maxh   = client_has_state(c, atoms[_NET_WM_STATE_MAXIMIZE_HORZ]);
+
+				// _NET_WM_STATE_MAXIMIZE_VERT may apply to spot2 windows. Detect...
+				if (c->maxv && c->type != atoms[_NET_WM_WINDOW_TYPE_DIALOG]
+					&& INTERSECT(m->spots[SPOT2].x, m->spots[SPOT2].y, m->spots[SPOT2].w, m->spots[SPOT2].h,
+						c->attr.x + c->attr.width/10, c->attr.y + c->attr.height/10, c->attr.width  - c->attr.width/10, c->attr.height - c->attr.height/10))
+							c->spot = SPOT2;
+
+				// _NET_WM_STATE_MAXIMIZE_HORZ may apply to spot3 windows. Detect...
+				if (c->maxh && c->type != atoms[_NET_WM_WINDOW_TYPE_DIALOG]
+					&& INTERSECT(m->spots[SPOT3].x, m->spots[SPOT3].y, m->spots[SPOT3].w, m->spots[SPOT3].h,
+						c->attr.x + c->attr.width/10, c->attr.y + c->attr.height/10, c->attr.width  - c->attr.width/10, c->attr.height - c->attr.height/10))
+							c->spot = SPOT3;
 
 				if ((hints = XGetWMHints(display, c->window)))
 				{
@@ -179,6 +195,19 @@ void client_place_spot(client *c, int spot, int mon, int force)
 		XMoveResizeWindow(display, c->window, m->x, m->y, m->w, m->h);
 		return;
 	}
+	else
+	// _NET_WM_STATE_MAXIMIZE_VERT may apply to a window in spot2
+	if (c->maxv && spot == SPOT2)
+	{
+		h = m->h - y;
+	}
+	else
+	// _NET_WM_STATE_MAXIMIZE_HORZ may apply to a window in spot3
+	if (c->maxh && spot == SPOT3)
+	{
+		w = m->w;
+	}
+
 	w -= BORDER*2; h -= BORDER*2;
 	int sw = w, sh = h; long sr; XSizeHints size;
 
@@ -242,8 +271,19 @@ void client_raise_family(client *c)
 		c = family.clients[family.depth++] = o;
 
 	client_stack_family(c, &raise);
+
+	if (!c->full)
+	{
+		// raise spot's title bar in case some other fullscreen or max v/h window has obscured
+		monitor *m = &monitors[c->monitor];
+		raise.windows[raise.depth] = m->bars[c->spot]->window;
+		raise.clients[raise.depth] = NULL;
+		raise.depth++;
+	}
+
 	XRaiseWindow(display, raise.windows[0]);
 	XRestackWindows(display, raise.windows, raise.depth);
+
 	STACK_FREE(&family);
 }
 
diff --git a/config.h b/config.h
index 7dd230b..db16440 100644
--- a/config.h
+++ b/config.h
@@ -7,7 +7,7 @@
 #define GAP 2
 
 // Title bar xft font
-#define TITLE "sans:bold:size=10"
+#define TITLE "sans:size=8"
 #define TITLE_BLUR "Black"
 #define TITLE_FOCUS "White"
 #define TITLE_ELLIPSIS 30
@@ -62,6 +62,8 @@
 // action_move_monitor
 // action_focus_monitor
 // action_fullscreen
+// action_maximize_vert
+// action_maximize_horz
 
 // If you use "AnyModifier" place those keys at the end of the array.
 binding keys[] = {
@@ -100,6 +102,8 @@ binding keys[] = {
 
 	// Toggle current window full screen.
 	{ .mod = Mod4Mask, .key = XK_f, .act = action_fullscreen },
+	{ .mod = Mod4Mask, .key = XK_v, .act = action_maximize_vert },
+	{ .mod = Mod4Mask, .key = XK_h, .act = action_maximize_horz },
 
 	// Switch focus between monitors.
 	{ .mod = Mod4Mask, .key = XK_Next,  .act = action_focus_monitor, .num = +1 },
diff --git a/xoat.c b/xoat.c
index dfa09ae..0a0f77f 100644
--- a/xoat.c
+++ b/xoat.c
@@ -75,7 +75,7 @@ typedef struct {
 	XWindowAttributes attr;
 	Window transient, leader;
 	Atom type, states[ATOMLIST+1];
-	short monitor, visible, manage, input, urgent, full, ours;
+	short monitor, visible, manage, input, urgent, full, ours, maxv, maxh;
 	unsigned long spot;
 	char *class;
 } client;
@@ -108,7 +108,8 @@ void action_find_or_start(void*, int, client*);
 void action_move_monitor(void*, int, client*);
 void action_focus_monitor(void*, int, client*);
 void action_fullscreen(void*, int, client*);
-void action_above(void*, int, client*);
+void action_maximize_vert(void*, int, client*);
+void action_maximize_horz(void*, int, client*);
 
 #include "config.h"