diff -r a4cde20e4ced -r 99dcd8488b62 www/prod_duplicate.php
--- a/www/prod_duplicate.php	Fri Jun 28 20:12:54 2019 +0200
+++ b/www/prod_duplicate.php	Sun Jun 30 13:18:36 2019 +0200
@@ -64,8 +64,6 @@
 $sql .= "', brew_date_start=NULL";
 $sql .=  ", brew_mash_ph='0.0";
 $sql .= "', brew_mash_sg='1.000";
-$sql .= "', brew_sparge_temperature='" . $row['brew_sparge_temperature'];
-$sql .= "', brew_sparge_volume='" . $row['brew_sparge_volume'];
 $sql .= "', brew_sparge_ph='" . $row['brew_sparge_ph'];
 $sql .= "', brew_preboil_volume='0";
 $sql .= "', brew_preboil_sg='0";