usage for flanged coupler

Usually “Flanged Coupler” is used for “Adaptable Box”, and “Solid Coupler”, “Locknuts Hexagon”, “Milled Edge Lock Rings”, “Male Brass” and other accessories are usually used in “Switch & Socket Box“. /upfile/images/20181026/bs-standard-electrical-junction-box-price_0.jpg
As the terminal of the circuit system on the wall and floor, not only the doorbell, light switch and power switch matching the “Switch & Socket Box”, also the lamp fittings installed on the roof matching the “Conduit Box”.

Installation for extension box

The usage and shape of the extension box is similar to that of regular box.The difference is the installation scenario.
This is installed in the case of two floors of suspended ceiling or wooden support,the back needs to be fixed with screw fittings.Also can used to connect with Flexible conduit that the same as terminal box.

How to use dome cover

As the terminal of the circuit system on the wall and floor, not only the doorbell, light switch and power switch matching the “Switch & Socket Box“, also the lamp fittings installed on the roof matching the “Conduit Box”.
For example,”Dome Cover”, “Hook Plate” , “Ball & Socket Cover”, “Male Hook” can be installed all types of lamps perfectly.You can choose right one for the installation according to various height.

What the role about the conduit box

When the straight length of the tube beyond 15 meters, or the wire tube has 3 turns and the length beyond 8m, the junction box must be installed in halfway,now we can use through or angle box. Because it’s easy to check the wiring.

Tee box and Intersection box are also play role of connection.As the name implies,Tee box can connect 3 ways of pipes and Intersection can connect 4 ways.