Using Metal Roof For Ground Plane

This roof is approximately 20ft above grade and about 5 8ft below height of spot where antenna will go.

Using metal roof for ground plane.

In stock at store today. The short answer is no you don t have to ground a metal roof and you will incur no additional risk if you don t ground it in most circumstances. 3 wide rib panel. You will most likely have to order the roofing metal in the amount and color specific to your house.

Indoor antennas you say. The roof slopes slightly down towards ground to flow water and snow off. So if you are planning on mounting all your antennas on the roof. It works just as well as the other.

Metal roofs make great ground planes for vhf uhf antennas. Roof shingle flashing comes precut to 8 x 12 galvanized steel and usually under a buck at the hardware store flat cookie sheets of the correct size pizza pans old circular saw blades paint can lids. On using a metal roof as an antenna the joints between panels are likely not soldered and are likely to form corroded diode junctions that generate rfi. Here s some potential materials you can easily use as a ground plane.

Over the years many amateur radio operators have successfully used a metal roof as the ground plane or radial system for their hf vertical antenna. This is a new antenna much different than my other metal roof ground plane antenna. I was worried about lightning so i decided to try a different design. You will also need a large garbage can a jigsaw or power metal shear a staple gun a drill and assorted drill bits 1 inch roofing nails metal roofing screws and self drilling self sealing wood screws.

And for hf verticals. Preferably near the center of the largest masses of metal. This is possible with a metal roof on a home barn garage carport rv porch and metal sheds or awnings and even on commercial buildings. Approximately 15ft x 10ft of roof made of aluminum.

It would likely make a lousy antenna. Metal conducts electricity but when you are dealing with a full roof a lightning strike would ground out through the rest of the structure without causing damage or harm to the interior.