diff --git a/acis_thermal_check/apps/copy_model_outputs.py b/acis_thermal_check/apps/copy_model_outputs.py
index d2d850c..a1d1eba 100644
--- a/acis_thermal_check/apps/copy_model_outputs.py
+++ b/acis_thermal_check/apps/copy_model_outputs.py
@@ -4,7 +4,7 @@
 from argparse import ArgumentParser
 from pathlib import Path
 
-model_choices = ["dpa", "dea", "psmc", "fp"]
+model_choices = ["dpa", "dea", "psmc", "acisfp"]
 
 base_path = Path("/proj/web-cxc/htdocs/acis")
 load_path = Path("/data/acis/LoadReviews")
@@ -13,11 +13,6 @@
 def main():
     parser = ArgumentParser()
     parser.set_defaults()
-    parser.add_argument(
-        "model",
-        type=str,
-        help="The model to copy",
-    )
     parser.add_argument(
         "location",
         type=str,
@@ -48,22 +43,52 @@ def main():
     if not load_dir.exists():
         raise ValueError(f"Load directory {load_dir} does not exist")
 
-    if args.model not in model_choices:
-        raise ValueError(f"Model {args.model} is not a valid model!")
-
     location = Path(args.location)
     if not location.exists():
-        raise ValueError(f"Model location {location} does not exist!")
+        raise ValueError(f"Model location \"{location}\" does not exist!")
+
+    rst_file = location / "index.rst"
+    if not rst_file.exists():
+        raise ValueError(f"Model index file \"{rst_file}\" does not exist!")
+
+    with open(rst_file, "r") as f:
+        lines = f.readlines()
+
+    found_model_type = False
+    for line in lines:
+        words = line.strip().split()
+        if "Temperatures Check" in line and len(words) == 3:
+            model = words[0].lower()
+            found_model_type = True
+            break
+
+    if not found_model_type:
+        raise ValueError(f"Could not determine model from files in \"{location}\"!")
+
+    if model not in model_choices:
+        raise ValueError(f"Model \"{model}\" is not a valid model! Choices are {model_choices}")
+
+    print(f"Files to be copied are from a \"{model}\" model run.")
+
+    model_str = "FP" if model == "acisfp" else model.upper()
 
     copy_path = (
         base_path
-        / f"{args.model.upper()}_thermPredic"
+        / f"{model_str}_thermPredic"
         / load_week
         / f"ofls{load_letter}"
     )
     if not copy_path.exists() and not args.dry_run:
         copy_path.mkdir(parents=True)
     if args.dry_run:
-        print(f"Would copy {location} to {copy_path}.")
+        prefix = "Would copy"
     else:
-        shutil.copytree(location, copy_path, dirs_exist_ok=args.overwrite)
+        prefix = "Copied contents of"
+        try:
+            shutil.copytree(location, copy_path, dirs_exist_ok=args.overwrite)
+        except FileExistsError:
+            raise IOError(f"Files already exist in {copy_path} and --overwrite is not specified!")
+    print(f"{prefix} {location} to {copy_path}.")
+        
+if __name__ == "__main__":
+    main()