Step-by-Step Guide: How to Install Tube Light Holder

Gregory Jul 01, 2026

Installing a tube light holder might seem like a daunting task, but with the right guidance, it can be a straightforward DIY project. This guide will walk you through the process, from gathering your materials to securing your new light holder in place.

How to Install Light Tube
How to Install Light Tube

Before we dive into the installation process, let's ensure you have the correct tools and materials. You'll need a tube light holder, a drill, appropriate drill bits, screws, a screwdriver, a measuring tape, and a pencil. Safety glasses and gloves are also recommended for protection.

How to Install Led Tubes
How to Install Led Tubes

Preparation and Measurement

Before you start drilling, it's crucial to ensure you're installing the tube light holder in the correct location. Measure the length of your tube light and mark the center point on the wall where you want the light to hang. This will help you determine the exact position for your light holder.

TUTORIAL: DIY LED Tube Lights
TUTORIAL: DIY LED Tube Lights

Next, decide on the height at which you want to install the light. A common practice is to position the bottom of the light fixture about 7 to 8 feet above the floor for general lighting. Mark this height on the wall using your measuring tape and pencil.

Drilling Holes

How to Install New Under Counter Cabinet Fluorescent Light Tube
How to Install New Under Counter Cabinet Fluorescent Light Tube

Now that you've marked your spots, it's time to drill the holes for your screws. Using a drill bit that's slightly smaller than the diameter of your screws, drill pilot holes into the wall at the marks you've made. This will make it easier to drive the screws in and prevent the wall material from cracking.

If you're drilling into a wall with drywall, be careful not to drill too deeply, as you could damage the studs behind the wall. It's a good idea to use a drill with a clutch setting to prevent over-drilling.

Securing the Tube Light Holder

easily tube light New
easily tube light New

With your pilot holes drilled, it's time to secure the tube light holder to the wall. Line up the holder with the pilot holes and use your screwdriver to drive the screws through the holder and into the wall. Be sure to drive the screws in evenly and securely, but not so tight that you strip the screw heads.

Once the holder is securely attached to the wall, you can test the fit of your tube light. It should slide into the holder easily and sit securely in place. If it's too tight or too loose, you may need to adjust the position of the holder or use washers to space the light out.

Wiring and Testing

How to Install Led Tubes | 11 Easy Steps (2026)
How to Install Led Tubes | 11 Easy Steps (2026)

With the physical installation complete, it's time to wire your tube light and test it out. Before you begin, ensure that the power to the circuit is turned off at the circuit breaker to prevent electrical shock.

Strip the insulation from the ends of the wires connected to your tube light and the wires in the electrical box. Twist the bare wires together, ensuring that the black wire from the light is connected to the black wire from the electrical box, and the white wire from the light is connected to the white wire from the electrical box. Wrap the connections in electrical tape to secure them.

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How To: Make a Modern DIY Tube Light
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an electrical wiring diagram with two different types of lights and one light on the wall
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Grounding the Light

If your electrical box has a green or bare copper wire, this is the ground wire. Connect this wire to the green ground wire on your tube light, or to the metal mounting bracket if your light doesn't have a ground wire. If your electrical box doesn't have a ground wire, you'll need to run a new ground wire from the electrical panel to the light.

Once all the wires are connected, push them back into the electrical box and secure the box cover. Turn the power back on at the circuit breaker and test your new tube light. It should light up brightly, providing plenty of illumination for your space.

Congratulations, you've successfully installed a tube light holder! With a little patience and the right tools, you can tackle many DIY projects around the house. Don't forget to turn off the power at the circuit breaker before working on any electrical project, and always follow local electrical codes and regulations.