RW75 vs RWU75 vs RWU90: CSA Building Wire Guide
If your project crosses the border into Canada — or you’re specifying for a Canadian contractor — you’ll run into the RW family: RW75, RWU75, and RWU90. These are CSA C22.2 No.38 + UL44 single-core cables, 600V/1000V, XLPE insulation over bare copper (or aluminum) conductors. They look alike on a cut sheet, but the three […]