40 mil gray PVC exterior coating - 2 mil green urethane interior coating - 17 trade sizes from 1/2" through 4". -Sealing sleeves on all conduit openings
Standard:
UL Standard 886;CSA Standard: C22.2 No.18;National Electric Code/CEC Class I, Division 1 & 2, Groups A, B, C, D Class II, Groups E, F, G Class III