30 seconds to know functioning of Preda Machine auto duct line 3 in 1080P!

30 seconds to know functioning of Preda Machine auto duct line 3 in 1080P!
PLC with optional Siemens,Mittsubishi,Fatek available.
Accept customize for all kinds of Pittsburgh or TDF notches.
Optional beading ways in regular grooves or "Z" shape grooves.

Way better function than European type auto fold line!
It is not just an auto fold line, which is capable for TDC flange connection.
This auto duct line covers all major usage in global HVAC duct designs and connections!

Do not hesitate to leave a message here or at our website!!!
www.predamachine.com
jason@predamachine.com
+8618355321923

You deserve a direct purchase from factory or inquire our representative in your country!!
#AUTODUCTLINE #AUTODUCTLINE3 #AUTOFOLDLINE

1080P!