MK Grid Metal Flush Back Box - 1-2 Gang

MK Grid Metal Flush Back Box 1-2 Gang With Knockouts. MK MK891ALM Flush Mounting Surface Back Box ...

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Product Information

Full details

This guide is for electricians, contractors, and DIY enthusiasts who need to install or replace electrical back boxes. The MK Grid Metal Flush Back Box offers a durable and easy-to-install solution for mounting 1 or 2 module grids, providing a professional finish. Keep in mind that proper electrical safety precautions must be followed during installation.

All features

Model Part Number	891ALM
Brand	MK

Extended Product Information

FAQs

What is the material of the back box?

The back box is made of heavy-gauge steel with an epoxy/polyester and metallic powder paint coating.

What are the dimensions of the back box?

The dimensions are 73 x 73 x 40mm.

How many knockouts are included?

The box has 2 x 20mm knockouts.

What is the installation type?

The installation type is wall mount.

Is this suitable for both residential and commercial use?

Yes, it is suitable for both residential and commercial applications.

Which modules are compatible?

The MK Grid Plus Range is compatible.

How do I clean the back box?

Wipe with a dry cloth.

Troubleshooting

Difficulty fitting modules

Ensure the modules are compatible with the MK Grid Plus Range and align correctly with the clip-fit design. Check for any obstructions within the box.

Knockouts difficult to remove

Use the correct tool (e.g., a screwdriver and hammer) to carefully remove the knockouts without damaging the box. If needed, a specialized knockout punch tool can be used.

Box doesn't sit flush with the wall.

Ensure the wall cavity is prepared correctly. Check for any obstructions behind the wall. Adjust the mounting position as necessary.

Pros and Cons

Pros

Easy installation and replacement due to the clip-fit design.
Durable construction ensures longevity.
Suitable for both residential and commercial applications.
Provides a neat and professional finish.
Offers flexibility with 1 or 2 gang module compatibility.

Cons

Requires proper electrical knowledge for safe installation.
May require additional tools for knockout removal.
Specific module compatibility is limited to the MK Grid Plus Range.

Setup, Compatibility & Care

Preparation: Ensure the power is OFF before starting any electrical work. Gather all necessary tools and materials.
Knockout Removal: Use the appropriate tool to remove the required knockouts for cable entry.
Mounting: Position the back box in the wall cavity, ensuring it's level. Secure it with screws or other appropriate fixings.
Wiring: Run the electrical cables through the knockouts.
Module Installation: Clip the modules into the front of the mounting frame.
Finishing: Once all modules are in place, replace the faceplate.

*Compatibility:* This back box is designed for use with the MK Grid Plus Range.

*Care:* Wipe with a dry cloth.