The cable trough, also known as the cable trough, wiring trough, and line trough (varies by location), is an electrical appliance used to organize the power cords, data cables and other wire specifications on the wall or ceiling. According to different materials, there are many types of wire grooves. Commonly used are environmentally friendly PVC wire grooves, halogen-free PPO wire grooves, halogen-free PC / ABS wire grooves, steel and aluminum metal wire grooves and so on.

Common types of wiring ducts include insulated wiring ducts, dial-type wiring ducts, mini wiring ducts, divided wiring ducts, interior wiring ducts, integrated insulated wiring ducts, telephone wiring ducts, and Japanese telephones. Wiring trough, open wire wiring trough, round wiring pipe, exhibition partition wiring trough, round floor wiring trough, soft round floor wiring trough, cover type wiring trough).

Trunking international certification: UL American electrical certification CSA Canadian standard certification CE conforms to European low-voltage equipment certification DVE German electrical and electronic information inspection certification ROHS international environmental certification.


There are many varieties and specifications of PVC trunking, from the model: PVC-20 series, PVC-25 series, PVC-25F series, PVC-30 series, PVC-40 series, PVC-40Q series, etc.

In terms of specifications:

20mm * 12mm, 25mm * 12.5mm, 25mm * 25mm, 30mm * 15mm, 40mm * 20mm, 14mm * 24mm, 18mm * 38mm, etc.

PVC wire ducts, that is, polyvinyl chloride wire ducts (PVC = Polyvinylchlorid, polyvinyl chloride, a synthetic material), are generally called line troughs, electrical wiring troughs, and wire troughs.

PVC trunking is a kind of trunking. There are many types of trunking. According to different materials, the trunking is divided into various types according to the wiring equipment industry. The commonly used environmentally friendly flame retardant PVC trunking and halogen-free PPO Wire groove, halogen-free PC / ABS wire groove, steel and aluminum metal wire groove, etc.