TPO Roof Replaces Leaking Inverted Roof-Membrane Assembly System. 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.
Deep vein thrombosis (DVT) is a medical condition that occurs when a blood clot forms in a deep vein. These clots usually develop in the lower leg, thigh, or pelvis, but they can also occur in the arm.
Deep vein thrombosis (DVT) is a blood clot in the deep veins, usually a blood clot in the leg. A DVT can break loose and travel to the lungs. A blood clot in the lungs is known as a pulmonary embolus (PE) and can be fatal.