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.
HDMI to DVI Cable. This cable has an HDMI connection at one end and a DVI connection at the other. This cable is most often used when an HDMI connection is needed with a TV that does not have an HDMI port. For example, you might use this setup to connect the HDMI port on an HD Spectrum Receiver to a DVI port on an HDTV. Separate audio cables are required with this type of connection.