Patent ID: 8389064

Claim:
A method of protecting plastic housings from solar radiation, comprising: providing a vehicle having a tank and a plurality of booms, the tank containing a liquid comprising UV-protective material, the booms having a plurality of nozzles for dispensing the UV-protective material; transporting the vehicle between two arrays of elongated housings aligned in parallel on opposing sides of the vehicle such that the booms are disposed above the arrays of elongated housings, each of the housings is formed of a single sheet of plastic having a thickness about 4 mil and 10 mil configured in an elongated cylindrical enclosure maintained by positive pressure within the enclosure relative to exterior air pressure; and dispensing the UV-protective material from the booms onto the arrays of elongated housing as the vehicle travels between the arrays in a manner such that a film of the UV-protective material is provided along the length of each of the housings.