... conduit 3.OEM service 4.24h on service BS4568 junction box class 4 and class 3 conduit's fittings are ... way, 2-way, 3-way, 4-way, Terminal Box, Intersection Box, Through Box, Tee Box, Angle Box. 2) Available sizes: 20mm and 25mm, 32mm. 3 ... boxes, interconnect lengths of conduit, change conduit direction and provide access to conductors for maintenance and future system changes. Interested buyers ...