diff --git a/ac_bus_mount_2.scad b/ac_bus_mount_2.scad
new file mode 100644
index 0000000..02ed379
--- /dev/null
+++ b/ac_bus_mount_2.scad
@@ -0,0 +1,84 @@
+width = 140;
+height = 85;
+
+diameter = 120;
+shape_length = 50;
+vent_length = 18;
+
+wall_thickness = 3;
+
+$fn = 100;
+
+module squareToCircle(width, height, length, diameter, ovalfactor) {
+    ovalf_h = 1.15;
+    ovalf_w = 0.70;
+    hull(){
+        rotate([90,0,0])
+        linear_extrude(1)
+        square(size=[width, height], center=true);
+
+        translate([0, length])
+        rotate([90,0,0])
+        linear_extrude(1)
+        scale([ovalf_h, ovalf_w, 1])
+        circle(r=diameter/2);
+    }
+    translate([0, length+10, 0])
+    rotate([90, 0, 0])
+    linear_extrude(10)
+    scale([ovalf_h, ovalf_w, 1])
+    circle(r=diameter/2);
+}
+
+module hollowStoC(width, height, length, diameter, ovalfactor, wall_thickness){
+    difference(){
+        squareToCircle(width, height, length, diameter, ovalfactor);
+        translate([0, -0.005, 0])
+        squareToCircle(width-2*wall_thickness, height-2*wall_thickness, length+0.01, diameter-2*wall_thickness, ovalfactor);
+    }
+}
+
+module squareHole(width, height, length, wall_thickness) {
+    translate([0, -length/2-1, 0])
+    rotate([90, 0, 0])
+    difference(){
+        cube(size=[width, height, length], center=true);
+        cube(size=[width-2*wall_thickness, height-2*wall_thickness, length+0.01], center=true);
+    }
+}
+
+module diagonalPlate(width, length, thickness){
+    difference(){
+        rotate([-45, 0, 0])
+        cube(size=[width, length, thickness], center=true);
+        translate([0, -length*cos(45), 0])
+        cube(size=[width+3, length, 20], center=true);
+    }
+}
+
+module vent(width, height, length, wall_thickness) {
+    squareHole(width, height, length, wall_thickness);
+    translate([0, -length+1.1, 30])
+    diagonalPlate(width, 10, 2);
+    translate([0, -length+1.1, 15])
+    diagonalPlate(width, 10, 2);
+    translate([0, -length+1.1, 0])
+    diagonalPlate(width, 10, 2);
+    translate([0, -length+1.1, -15])
+    diagonalPlate(width, 10, 2);
+    translate([0, -length+1.1, -30])
+    diagonalPlate(width, 10, 2);
+
+    translate([0, -length, 0])
+    rotate([90,0,0])
+    difference(){
+        cube(size=[width+15, height+15, 2], center=true);
+        cube(size=[width, height, 2.01], center=true);
+    }
+}
+
+hollowStoC(width, height, shape_length, diameter, 1, wall_thickness);
+vent(width, height, vent_length, wall_thickness);
+
+// translate([-120,0,0])
+// cube(size=[100, 250, 10], center=true);
\ No newline at end of file
diff --git a/ac_bus_tube_connector.scad b/ac_bus_tube_connector.scad
new file mode 100644
index 0000000..f22c820
--- /dev/null
+++ b/ac_bus_tube_connector.scad
@@ -0,0 +1,22 @@
+thickness = 3;
+inside_dia = 67;
+
+height = 60;
+
+module piece(){
+    translate([0,0,height/4])
+    difference(){
+        cylinder(r=inside_dia/2+thickness, h=height/2, center=true);
+        translate([0,0,thickness])
+        cylinder(r=inside_dia/2, h=height/2, center=true);
+        translate([0,0,-height/4+thickness/2-0.1])
+        cylinder(r1=inside_dia/2-thickness, r2=inside_dia/2, h=thickness+0.3, center=true);
+    }
+}
+
+$fn=150;
+union(){
+    piece();
+    rotate([180,0,0])
+    piece();
+}
\ No newline at end of file
diff --git a/ac_bus_tube_mount.scad b/ac_bus_tube_mount.scad
new file mode 100644
index 0000000..263de1a
--- /dev/null
+++ b/ac_bus_tube_mount.scad
@@ -0,0 +1,55 @@
+width = 337;
+height = 174;
+thickness = 3;
+
+tube_diam = 125;
+wall_thickness = 3;
+tube_mount_height = 30;
+
+conical_height = 40;
+
+cone_scale_x = 2.5;
+cone_scale_y = 1.2;
+
+$fn = 100;
+difference(){
+    union(){
+        difference(){
+            cube(size=[width, height, thickness], center=true);
+            scale([cone_scale_x, cone_scale_y, 1])
+            cylinder(r=tube_diam/2-wall_thickness, h=2*thickness, center=true);
+        }
+        translate([0,0, (tube_mount_height+thickness)/2+conical_height])
+        difference(){
+            cylinder(r=tube_diam/2, h=tube_mount_height, center=true);
+            cylinder(r=tube_diam/2-wall_thickness, h=tube_mount_height+1, center=true);
+        }
+        translate([0, 0, (conical_height+thickness)/2])
+        walledCone(tube_diam);
+
+        
+        // translate([0, 0, (conical_height+thickness)/2])
+        // difference(){
+        //     cylinder(h=conical_height, r1=tube_diam/2+20, r2=tube_diam/2, center=true);
+        //     cylinder(h=conical_height+1, r1=tube_diam/2+20-wall_thickness, r2=tube_diam/2-wall_thickness, center=true);
+        // }
+    }
+    translate([width/2, 0, -5])
+    cube([width,height+5,200], center=true);
+}
+
+
+module cone(diam, hei=conical_height){
+    hull(){
+        scale([cone_scale_x, cone_scale_y, 1])
+        cylinder(h=hei, r1=diam/2, r2=0, center=true);
+        cylinder(h=hei, r=diam/2, center=true);
+    }
+}
+
+module walledCone(diam){
+    difference(){
+        cone(diam);
+        cone(diam-2*wall_thickness, hei=conical_height+0.1);
+    }
+}
\ No newline at end of file
diff --git a/heater_tube_splitter_bus.scad b/heater_tube_splitter_bus.scad
new file mode 100644
index 0000000..d62de93
--- /dev/null
+++ b/heater_tube_splitter_bus.scad
@@ -0,0 +1,161 @@
+inner_dia = 70;
+outer_dia = 75;
+wall_thickness = (outer_dia-inner_dia)/2;
+
+nub_thickness = 2;
+nub_height = 1;
+nub_width = 18;
+
+connector_height = 15;
+
+curve_angle = 45;
+connector_dist = 5;
+
+$fn=100;
+
+module nub(width, height, thickness, dia){
+    radius = 0.5;
+    new_thickness = thickness - radius*2;
+
+    translate([0,0,-1.8])
+    minkowski() {
+        intersection(){
+            linear_extrude(5)
+            translate([-width/2,0,0])
+            polygon(points=[[0,0],[width/4,new_thickness],[3*width/4,new_thickness],[width,0]]);
+
+            translate([0,0,-outer_dia/2+3])
+            rotate([90,0,0])
+            difference(){
+                cylinder(r=outer_dia/2, h=10, center=true, $fn=50);
+                cylinder(r=outer_dia/2-height, h=10, center=true, $fn=50);
+            }
+        }
+        sphere(r=radius, $fn=20);
+    }
+}
+
+module connector(inner_dia, outer_dia, height){
+    translate([0,0, height/2]){
+        difference(){
+            cylinder(r=outer_dia/2, h=height, center=true);
+            cylinder(r=inner_dia/2, h=height+0.01, center=true);
+        }
+        translate([0,-outer_dia/2+0.3,height-15])
+        rotate([90,0,0])
+        nub(nub_width, nub_height, nub_thickness, outer_dia);
+
+        rotate([0,0,180])
+        translate([0,-outer_dia/2+0.3,height-15])
+        rotate([90,0,0])
+        nub(nub_width, nub_height, nub_thickness, outer_dia);
+    }
+}
+
+module tCyls(outer_dia, height_factor = 1){
+    union(){
+        cylinder(r=outer_dia/2, h=outer_dia*height_factor, center=true);
+        translate([0,outer_dia*height_factor/4,0])
+        rotate([90, 0, 0])
+        cylinder(r=outer_dia/2, h=outer_dia/2*height_factor, center=true);
+    }
+}
+
+module tPiece(inner_dia, outer_dia){
+    difference(){
+        tCyls(outer_dia);
+        tCyls(inner_dia, height_factor=1.5);
+    }
+}
+
+module tSplitter(inner_dia, outer_dia, connector_height){
+    union(){
+        tPiece(inner_dia, outer_dia);
+
+        translate([0,0,outer_dia/2])
+        rotate([0,0,90])
+        connector(inner_dia, outer_dia, connector_height);
+
+        translate([0,outer_dia/2,0])
+        rotate([-90,0,0])
+        rotate([0,0,90])
+        connector(inner_dia, outer_dia, connector_height);
+
+        translate([0,0,-outer_dia/2])
+        rotate([180,0,0])
+        rotate([0,0,90])
+        connector(inner_dia, outer_dia, connector_height);
+    }
+}
+
+function custom_y(w, angle) = (w/2-w*(1-cos(angle)))/tan(angle)+w*sin(angle);
+
+module one_side(r, w, angle){
+    rotate_extrude(angle=angle)
+    translate([w/2,0,0])
+    circle(r=r);
+
+    y = custom_y(w, angle);
+    translate([w/2,y,0])
+    rotate(angle)
+    mirror([1,0,0])
+    rotate_extrude(angle=angle)
+    translate([w/2,0,0])
+    circle(r=r);
+
+    tri_x = w/2-w*(1-cos(angle));
+    tri_y = tri_x/tan(angle);
+    length = sqrt(pow(tri_y, 2) + pow(tri_x,2));
+    rotate(angle,[0,0,1])
+    translate([w/2,length,0])
+    rotate(90,[1,0,0])
+    linear_extrude(length)
+    circle(r=r);
+}
+
+module split_shape(r, w, angle){
+    union(){
+        one_side(r,w,angle);
+        mirror([1,0,0])
+        one_side(r,w,angle);
+    }
+}
+
+module yTubes(inner_dia, wall_thickness, curve_angle, connector_dist){
+    my_w = inner_dia+2*wall_thickness+connector_dist;
+    difference(){
+        split_shape(inner_dia/2+wall_thickness, 
+                my_w,
+                curve_angle);
+        split_shape(inner_dia/2,
+                my_w,
+                curve_angle);
+    }
+}
+
+
+module ySplitter(inner_dia, wall_thickness, curve_angle, connector_height, connector_dist){
+    union(){
+        yTubes(inner_dia, wall_thickness, curve_angle, connector_dist);
+        translate([0,outer_dia-2,0])
+        rotate([-90,0,0])
+        rotate([0,0,90])
+        connector(inner_dia, outer_dia, connector_height);
+
+        translate([outer_dia/2+connector_dist/2,0,0])
+        rotate([90,0,0])
+        connector(inner_dia, outer_dia, connector_height);
+
+        translate([-outer_dia/2-connector_dist/2,0,0])
+        rotate([90,0,0])
+        connector(inner_dia, outer_dia, connector_height);
+    }
+}
+
+// connector(inner_dia, outer_dia, connector_height);
+
+// nub(nub_width, nub_height, nub_thickness, outer_dia);
+
+// tSplitter(inner_dia, outer_dia, connector_height);
+
+ySplitter(inner_dia, wall_thickness, curve_angle, connector_height, connector_dist);
\ No newline at end of file
diff --git a/window_support_bus.scad b/window_support_bus.scad
index 9ee0bd5..4245a6d 100644
--- a/window_support_bus.scad
+++ b/window_support_bus.scad
@@ -153,6 +153,30 @@ step_window_6 = 30;
 
 //-------------------------------------------------------------------------------
 
+// WINDOW 7
+//-------------------------------------------------------------------------------
+
+width_window_7 = 599;
+height_window_7 = 1007;
+
+// Order of measurements:
+// tl, tr, br, bl
+depths_window_7 = [70, 74, 66, 70];
+
+// Order of measurements:
+// top, right, bottom, left
+
+measurements_window_7 = [
+    [1.1, 0.7, 0.5, 0.5, 0.5, 0.5, 1, 1.6, 1.1, 1.1, 1.2, 0.9, 0.1, 0, 0, 0, 0.1, 0.6, 0.9],
+    [0, 0.2, 0.3, 0.5, 0.1, 0, 0.6, 1.1, 1.9, 2.5, 3, 3.2, 3, 3, 2.1, 1.6, 1.6, 1.1, 1.2, 1.1, 1.1, 1.1, 1.1, 1.7, 1.9, 2.4, 3.5, 4, 4, 4, 3.2, 1.6, 0],
+    [1.5, 3.5, 3.9, 3.7, 3.2, 2.8, 2.8, 3.1, 3.1, 4.2, 2.8, 2, 1.8, 1.8, 2.1, 3, 3.9, 2.4, 0.7],
+    [1.5, 2.5, 3.7, 3.8, 4.2, 4.2, 3.9, 3.6, 3.1, 2.8, 2.8, 2.3, 2.3, 1.8, 1.8, 1.8, 1.8, 1.5, 1.7, 2.1, 2.4, 2.9, 2.9, 2.9, 2.9, 3.3, 2.8, 2.4, 1.8, 1.3, 0.9, 0.1, 0]
+];
+
+step_window_7 = 30;
+
+//-------------------------------------------------------------------------------
+
 module window_support(length, thickness_left, thickness_right, step, points){
     max_iter = floor(length/step)-1;
     poly = [
@@ -227,4 +251,5 @@ module window_frame(width, height, depths, measurements, step, show_param){
 // window_frame(width_window_3, height_window_3, depths_window_3, measurements_window_3, step_window_3, 4);
 // window_frame(width_window_4, height_window_4, depths_window_4, measurements_window_4, step_window_4, 4);
 // window_frame(width_window_5, height_window_5, depths_window_5, measurements_window_5, step_window_5, 4);
-window_frame(width_window_6, height_window_6, depths_window_6, measurements_window_6, step_window_6, 0);
\ No newline at end of file
+// window_frame(width_window_6, height_window_6, depths_window_6, measurements_window_6, step_window_6, 4);
+window_frame(width_window_7, height_window_7, depths_window_7, measurements_window_7, step_window_7, 3);
\ No newline at end of file
diff --git a/wolf_headphones_fix.scad b/wolf_headphones_fix.scad
new file mode 100644
index 0000000..2562f3e
--- /dev/null
+++ b/wolf_headphones_fix.scad
@@ -0,0 +1,38 @@
+p0 = [0,  20];
+p1 = [2, 18.5];
+p2 = [4.0, 16];
+p3 = [6, 12];
+p4 = [8, 7.5];
+p5 = [10, 0];
+p6 = [0, 0];
+
+points = [p0, p1, p2, p3, p4, p5,p6];
+// Polygon
+rotate([-90,0,0]){
+difference(){
+difference(){
+difference(){
+rotate([90,0,0]){
+linear_extrude(height=15)
+    polygon(points);
+}
+translate([6,-7.5,12]){
+rotate([0,180+43,0]){
+translate([-3.5,0,0]){
+$fn = 50;
+cylinder(h = 6, r = 3.8);
+cylinder(h = 7.5, r = 3.3);
+}
+}
+}
+}
+translate([7.9,0,0]){
+rotate([0,-47,0]){
+translate([-10,-19,0]){
+    cube([10,20,15]);
+}}}}
+translate([1.5,0,0]){
+rotate([0,-47,0]){
+translate([-10,-6,0]){
+    cube([25,10,2.8]);
+}}}}}
\ No newline at end of file