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.
DVI & VGA Cables (D-Sub). These types of ports can normally be found on a desktop computer or monitor, with DVI supporting digital and VGA supporting analogue video. If you want to connect your computer to the TV and you don't have an HDMI port on the PC, you can use a DVI to HDMI cable or a VGA to HDMI converter. Provided you have a wireless router and an internet connection, this handy USB plugs into the back of your Smart TV to provide it with internet.