Welcome to Firmac
World leading manufacturer of sheet metal duct forming technology.
Firmac STR-750
Square to Round Duct FormerInternational Patent Pending. Patent No:(1303873.2) UK Patent. Patent No:(1115991.0)
Square to Round duct forming
Made quick and easy
Square to Round duct transitions
In less than two minutes
Firmac STR-750
Quick, easy compact & economical
Firmac STR-750
Pneumatic foot operation
One complete piece
With only one join to make
Firmac STR-750
Gauge range 0.6-1.2mm /up to 18
Square to Round duct forming
Made quick and easy