

The Flush Finish Door Jamb System: Frameless Jib Door
INVI Jamb is a concealed door jamb system that creates seamless clean lines and eliminates the need for architraves around the door frame.
Providing a modern and defining feature to your project; INVI Jamb conceals the door frame and creates square set interiors, as the unique frameless jamb system wraps the drywall during framing and blends seamlessly with the wall.
Manufactured by Minarchi UK®, INVI Jamb and is made from premium galvanised steel, to offer a more durable solution to traditional timber jambs. INVI Jamb is specialty coated and readily accepts a level 5 finish, achieving a smooth transition between the wall and door face.
INVI Jamb has successfully surpassed the 10,000 ‘Door Slam’ Test, so you can rest easy knowing you’re investing in a quality product for your project.

























