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-rw-r--r--fanduct.scad4
1 files changed, 3 insertions, 1 deletions
diff --git a/fanduct.scad b/fanduct.scad
index a18ce56..132b9e8 100644
--- a/fanduct.scad
+++ b/fanduct.scad
@@ -22,3 +22,5 @@ function hypothenuse(a,b) = sqrt(pow(a,2)+pow(b,2));
silicone_shell = 2;
-heater_clearance = max(
+heater_clearance = dual
+ ? max(20,15.5) - 4.5 + silicone_shell
+ : max(
hypothenuse(16/2 +silicone_shell, 20-4.5 +silicone_shell), // E3D v6