TPO Roof Replaces Leaking Inverted Roof-Membrane Assembly System. By Dan Hounsell, Editor July 2010 - Roofing Article Use Policy. The problematic roof was an inverted roof-membrane assembly (IRMA), which consisted of a built-up membrane installed over a structural concrete slab and topped by insulation.
DVI vs. VGA. VGA and DVI connectors are used to transmit video from a source (like a computer or tablet) to a display device (like a monitor, TV or projector). The main difference between VGA and DVI is in the way the video signals travel. VGA connectors and cables carry analog signals while DVI can carry both analog and digital.
1. DVI-D is a DVI connector that is meant for digital signals only while DVI-I is a connector that allows both digital and analog signals.2. DVI-I connectors have all the necessary pins for a single link DVI cable while DVI-D connectors lack the four pins that is supposed to carry the analog signal.3. The long and flat pin on the DVI-D connector is slightly smaller than that on the DVI-I connector. 4.. DVI-I connectors have all the necessary pins for a single link DVI cable while DVI-D connectors lack the four pins that is supposed to carry the analog signal. 3. The long and flat pin on the DVI-D connector is slightly smaller than that on the DVI-I connector. 4.