diff --git a/portail_coulissant/obj/autoprog/carte_ir.mtl b/portail_coulissant/obj/autoprog/carte_ir.mtl
deleted file mode 100644
index 2b0169d..0000000
--- a/portail_coulissant/obj/autoprog/carte_ir.mtl
+++ /dev/null
@@ -1,15 +0,0 @@
-# FreeCAD v0.19 build20655 (Git) Arch module
-# http://www.freecadweb.org
-newmtl color_c0c0c0
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-# Material Count: 6
\ No newline at end of file
diff --git a/portail_coulissant/obj/autoprog/carte_moteur.mtl b/portail_coulissant/obj/autoprog/carte_moteur.mtl
deleted file mode 100644
index 48030a1..0000000
--- a/portail_coulissant/obj/autoprog/carte_moteur.mtl
+++ /dev/null
@@ -1,24 +0,0 @@
-# FreeCAD v0.19 build20655 (Git) Arch module
-# http://www.freecadweb.org
-newmtl color_d2b6aa
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-# Material Count: 21
\ No newline at end of file
diff --git a/portail_coulissant/obj/autoprog/chapeau_pilier_2.mtl b/portail_coulissant/obj/autoprog/chapeau_pilier_2.mtl
deleted file mode 100644
index 6d0124b..0000000
--- a/portail_coulissant/obj/autoprog/chapeau_pilier_2.mtl
+++ /dev/null
@@ -1,6 +0,0 @@
-# FreeCAD v0.19 build20655 (Git) Arch module
-# http://www.freecadweb.org
-newmtl color_c0c0c0
-Kd 0.7529411911964417 0.7529411911964417 0.7529411911964417
-Tr 0.0
-# Material Count: 1
\ No newline at end of file
diff --git a/portail_coulissant/obj/autoprog/chapeau_pilier_droit.mtl b/portail_coulissant/obj/autoprog/chapeau_pilier_droit.mtl
deleted file mode 100644
index 6d0124b..0000000
--- a/portail_coulissant/obj/autoprog/chapeau_pilier_droit.mtl
+++ /dev/null
@@ -1,6 +0,0 @@
-# FreeCAD v0.19 build20655 (Git) Arch module
-# http://www.freecadweb.org
-newmtl color_c0c0c0
-Kd 0.7529411911964417 0.7529411911964417 0.7529411911964417
-Tr 0.0
-# Material Count: 1
\ No newline at end of file
diff --git a/portail_coulissant/obj/autoprog/engrenage.mtl b/portail_coulissant/obj/autoprog/engrenage.mtl
deleted file mode 100644
index 5ac7144..0000000
--- a/portail_coulissant/obj/autoprog/engrenage.mtl
+++ /dev/null
@@ -1,9 +0,0 @@
-# FreeCAD v0.19 build20655 (Git) Arch module
-# http://www.freecadweb.org
-newmtl color_c0c0c0
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-Tr 0.0
-newmtl color_ffffff
-Kd 1.0 1.0 1.0
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-# Material Count: 5
\ No newline at end of file
diff --git a/portail_coulissant/obj/autoprog/ensemble_entretoise.mtl b/portail_coulissant/obj/autoprog/ensemble_entretoise.mtl
deleted file mode 100644
index 1de5b65..0000000
--- a/portail_coulissant/obj/autoprog/ensemble_entretoise.mtl
+++ /dev/null
@@ -1,6 +0,0 @@
-# FreeCAD v0.19 build20655 (Git) Arch module
-# http://www.freecadweb.org
-newmtl color_ffffff
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-# Material Count: 28
\ No newline at end of file
diff --git a/portail_coulissant/obj/autoprog/ensemble_vis.mtl b/portail_coulissant/obj/autoprog/ensemble_vis.mtl
deleted file mode 100644
index 5b7a066..0000000
--- a/portail_coulissant/obj/autoprog/ensemble_vis.mtl
+++ /dev/null
@@ -1,6 +0,0 @@
-# FreeCAD v0.19 build20655 (Git) Arch module
-# http://www.freecadweb.org
-newmtl color_c0c0c0
-Kd 0.7529411911964417 0.7529411911964417 0.7529411911964417
-Tr 0.0
-# Material Count: 59
\ No newline at end of file
diff --git a/portail_coulissant/obj/autoprog/grand_mur.mtl b/portail_coulissant/obj/autoprog/grand_mur.mtl
deleted file mode 100644
index 3a891a1..0000000
--- a/portail_coulissant/obj/autoprog/grand_mur.mtl
+++ /dev/null
@@ -1,6 +0,0 @@
-# FreeCAD v0.19 build20655 (Git) Arch module
-# http://www.freecadweb.org
-newmtl color_ffffff
-Kd 1.0 1.0 1.0
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\ No newline at end of file
diff --git a/portail_coulissant/obj/autoprog/module_bouton-1.mtl b/portail_coulissant/obj/autoprog/module_bouton-1.mtl
deleted file mode 100644
index d851d6f..0000000
--- a/portail_coulissant/obj/autoprog/module_bouton-1.mtl
+++ /dev/null
@@ -1,12 +0,0 @@
-# FreeCAD v0.19 build20655 (Git) Arch module
-# http://www.freecadweb.org
-newmtl color_cccccc
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-Tr 0.0
-# Material Count: 4
\ No newline at end of file
diff --git a/portail_coulissant/obj/autoprog/module_bouton-2.mtl b/portail_coulissant/obj/autoprog/module_bouton-2.mtl
deleted file mode 100644
index d851d6f..0000000
--- a/portail_coulissant/obj/autoprog/module_bouton-2.mtl
+++ /dev/null
@@ -1,12 +0,0 @@
-# FreeCAD v0.19 build20655 (Git) Arch module
-# http://www.freecadweb.org
-newmtl color_cccccc
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-Tr 0.0
-# Material Count: 4
\ No newline at end of file
diff --git a/portail_coulissant/obj/autoprog/module_ir.mtl b/portail_coulissant/obj/autoprog/module_ir.mtl
deleted file mode 100644
index 823b641..0000000
--- a/portail_coulissant/obj/autoprog/module_ir.mtl
+++ /dev/null
@@ -1,24 +0,0 @@
-# FreeCAD v0.19 build20655 (Git) Arch module
-# http://www.freecadweb.org
-newmtl color_c0c0c0
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-Kd 1.0 1.0 1.0
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-# Material Count: 14
\ No newline at end of file
diff --git a/portail_coulissant/obj/autoprog/module_led.mtl b/portail_coulissant/obj/autoprog/module_led.mtl
deleted file mode 100644
index 71f78c0..0000000
--- a/portail_coulissant/obj/autoprog/module_led.mtl
+++ /dev/null
@@ -1,15 +0,0 @@
-# FreeCAD v0.19 build20655 (Git) Arch module
-# http://www.freecadweb.org
-newmtl color_d2b6aa
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-# Material Count: 4
\ No newline at end of file
diff --git a/portail_coulissant/obj/autoprog/module_microrupteur-1.mtl b/portail_coulissant/obj/autoprog/module_microrupteur-1.mtl
deleted file mode 100644
index b184544..0000000
--- a/portail_coulissant/obj/autoprog/module_microrupteur-1.mtl
+++ /dev/null
@@ -1,15 +0,0 @@
-# FreeCAD v0.19 build20655 (Git) Arch module
-# http://www.freecadweb.org
-newmtl color_c0c0c0
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-Tr 0.0
-# Material Count: 4
\ No newline at end of file
diff --git a/portail_coulissant/obj/autoprog/module_microrupteur-2.mtl b/portail_coulissant/obj/autoprog/module_microrupteur-2.mtl
deleted file mode 100644
index b184544..0000000
--- a/portail_coulissant/obj/autoprog/module_microrupteur-2.mtl
+++ /dev/null
@@ -1,15 +0,0 @@
-# FreeCAD v0.19 build20655 (Git) Arch module
-# http://www.freecadweb.org
-newmtl color_c0c0c0
-Kd 0.7529411911964417 0.7529411911964417 0.7529411911964417
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-newmtl color_009d4f
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-# Material Count: 4
\ No newline at end of file
diff --git a/portail_coulissant/obj/autoprog/moteur.mtl b/portail_coulissant/obj/autoprog/moteur.mtl
deleted file mode 100644
index a01aa84..0000000
--- a/portail_coulissant/obj/autoprog/moteur.mtl
+++ /dev/null
@@ -1,9 +0,0 @@
-# FreeCAD v0.19 build20655 (Git) Arch module
-# http://www.freecadweb.org
-newmtl color_c0c0c0
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-Tr 0.0
-newmtl color_ff0000
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-# Material Count: 4
\ No newline at end of file
diff --git a/portail_coulissant/obj/autoprog/mur_cote.mtl b/portail_coulissant/obj/autoprog/mur_cote.mtl
deleted file mode 100644
index 3a891a1..0000000
--- a/portail_coulissant/obj/autoprog/mur_cote.mtl
+++ /dev/null
@@ -1,6 +0,0 @@
-# FreeCAD v0.19 build20655 (Git) Arch module
-# http://www.freecadweb.org
-newmtl color_ffffff
-Kd 1.0 1.0 1.0
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\ No newline at end of file
diff --git a/portail_coulissant/obj/autoprog/petit_mur.mtl b/portail_coulissant/obj/autoprog/petit_mur.mtl
deleted file mode 100644
index 3a891a1..0000000
--- a/portail_coulissant/obj/autoprog/petit_mur.mtl
+++ /dev/null
@@ -1,6 +0,0 @@
-# FreeCAD v0.19 build20655 (Git) Arch module
-# http://www.freecadweb.org
-newmtl color_ffffff
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\ No newline at end of file
diff --git a/portail_coulissant/obj/autoprog/pilier-1.mtl b/portail_coulissant/obj/autoprog/pilier-1.mtl
deleted file mode 100644
index 5ac7144..0000000
--- a/portail_coulissant/obj/autoprog/pilier-1.mtl
+++ /dev/null
@@ -1,9 +0,0 @@
-# FreeCAD v0.19 build20655 (Git) Arch module
-# http://www.freecadweb.org
-newmtl color_c0c0c0
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\ No newline at end of file
diff --git a/portail_coulissant/obj/autoprog/pilier-2.mtl b/portail_coulissant/obj/autoprog/pilier-2.mtl
deleted file mode 100644
index 5ac7144..0000000
--- a/portail_coulissant/obj/autoprog/pilier-2.mtl
+++ /dev/null
@@ -1,9 +0,0 @@
-# FreeCAD v0.19 build20655 (Git) Arch module
-# http://www.freecadweb.org
-newmtl color_c0c0c0
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-Tr 0.0
-newmtl color_ffffff
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\ No newline at end of file
diff --git a/portail_coulissant/obj/autoprog/platine_moteur.mtl b/portail_coulissant/obj/autoprog/platine_moteur.mtl
deleted file mode 100644
index 6d0124b..0000000
--- a/portail_coulissant/obj/autoprog/platine_moteur.mtl
+++ /dev/null
@@ -1,6 +0,0 @@
-# FreeCAD v0.19 build20655 (Git) Arch module
-# http://www.freecadweb.org
-newmtl color_c0c0c0
-Kd 0.7529411911964417 0.7529411911964417 0.7529411911964417
-Tr 0.0
-# Material Count: 1
\ No newline at end of file
diff --git a/portail_coulissant/obj/autoprog/portail.mtl b/portail_coulissant/obj/autoprog/portail.mtl
deleted file mode 100644
index 4b213c7..0000000
--- a/portail_coulissant/obj/autoprog/portail.mtl
+++ /dev/null
@@ -1,12 +0,0 @@
-# FreeCAD v0.19 build20655 (Git) Arch module
-# http://www.freecadweb.org
-newmtl color_404040
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\ No newline at end of file
diff --git a/portail_coulissant/obj/autoprog/rail.mtl b/portail_coulissant/obj/autoprog/rail.mtl
deleted file mode 100644
index 3a891a1..0000000
--- a/portail_coulissant/obj/autoprog/rail.mtl
+++ /dev/null
@@ -1,6 +0,0 @@
-# FreeCAD v0.19 build20655 (Git) Arch module
-# http://www.freecadweb.org
-newmtl color_ffffff
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\ No newline at end of file
diff --git a/portail_coulissant/obj/autoprog/socle.mtl b/portail_coulissant/obj/autoprog/socle.mtl
deleted file mode 100644
index 3a891a1..0000000
--- a/portail_coulissant/obj/autoprog/socle.mtl
+++ /dev/null
@@ -1,6 +0,0 @@
-# FreeCAD v0.19 build20655 (Git) Arch module
-# http://www.freecadweb.org
-newmtl color_ffffff
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\ No newline at end of file
diff --git a/portail_coulissant/obj/autoprog/support_microrupteur-1.mtl b/portail_coulissant/obj/autoprog/support_microrupteur-1.mtl
deleted file mode 100644
index 83f4d41..0000000
--- a/portail_coulissant/obj/autoprog/support_microrupteur-1.mtl
+++ /dev/null
@@ -1,9 +0,0 @@
-# FreeCAD v0.19 build20655 (Git) Arch module
-# http://www.freecadweb.org
-newmtl color_c0c0c0
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\ No newline at end of file
diff --git a/portail_coulissant/obj/autoprog/support_microrupteur-2.mtl b/portail_coulissant/obj/autoprog/support_microrupteur-2.mtl
deleted file mode 100644
index 83f4d41..0000000
--- a/portail_coulissant/obj/autoprog/support_microrupteur-2.mtl
+++ /dev/null
@@ -1,9 +0,0 @@
-# FreeCAD v0.19 build20655 (Git) Arch module
-# http://www.freecadweb.org
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\ No newline at end of file