“Light-weight fixtures, followers, vents and skylights are nearly always at the lowest position. If a residence incorporates a leak while in the roof or if elevated appliances such as HVAC models start to leak, gravity does the remainder of the perform and provides the drinking water pooling into these places.” https://laneujvcg.activosblog.com/32812793/considerations-to-know-about-sophisticated-roofing-expertise