Cable trays and cable tray supports provide an organized, easily accessible management solution for rooftop cable networks that can be adjusted to any height or width, routed around walkways and equipment, and configured for proper ventilation. A typical rooftop can have several types of equipment present, such as HVAC units, telecommunications equipment, or solar photovoltaic (PV) arrays. This equipment can also be fed by electrical conduits, natural gas service lines, or signal cabling which runs across the roof instead of inside the. The PHP Cable Tray Support is designed for cable systems of various widths at most specified heights above the roof surface. Layout isolation pads, (provided by contractor), according to the design and layout. However, BS 7671, BS 8519, and BS 5839 collectively establish that life-safety circuits must be installed on dedicated containment and be either separated by. Rooftop cable tray carries the electrical and data backbone of a building, and how it is supported decides whether that backbone stays organized, code-compliant, and off a roof it could otherwise damage. Drilling through the membrane creates potential leak points and can jeopardize roof warranty. Poorly secured cables on flat roofs are a major trip hazard as well as reducing the lifespan and function of the cabling. Sam Birch, Technical Manager at Big Foot Systems, looks at the latest methods for securing cabling on flat roofs.