







35mm Deep Steel Single Gang Back Box
Upgrade your AV wall plate with our 47mm deep single-gang galvanised steel back box made for solid walls. Featuring 20mm cable knockouts, we also include X2 20mm rubber knockout grommets for superior cable protection. The back box’s extra depth makes it compatible with all of our single-gang speaker wall plates. Durable and versatile, this back box is the perfect addition to any AV installation where the cabling is being hidden in solid walls. Shop now and make installing your speaker wall plates easier.
Please note this box is compatible with all our single gang speaker wall plates in our range.
£1.98
Model: AVI-35SG-SBB
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Description
35mm Deep Single Gang Steel Back Box
Upgrade your speaker wall plate with our 35mm deep steel single-gang back box. This durable back box is the ideal solution for a clean and professional installation of your single-gang speaker wall plates. Its depth of 35mm facilitates easier speaker cable routing during installation, improving cable management and ensuring a neat audio setup.
One of the key features of this back box is its 20mm cable knockouts. The 20mm knockouts allow for easy routing of cabling on our speaker wall plates. We also include two 20mm rubber knockout grommets to provide superior cable protection and maintain the integrity of your speaker cables.
Not only is our back box functional and reliable, but it is also compatible with all our single-gang speaker wall plates. Its extra depth enables it to accommodate all our single-gang wall plates with speaker binding and banana connections. This compatibility makes it a convenient and practical choice for pairing with your wall plate, simplifying installation and saving time and effort.

Constructed from galvanised steel, this back box is suitable for use in solid walls, ensuring durability and long-lasting performance. It is designed to withstand wear and tear, lasting for many years. Its sleek and compact design allows easy installation in any standard single-gang wall box. With its sturdy build, you can be confident that your speaker wall plates will be securely mounted and protected.
Installing speaker plates had never been easier with our 35mm deep single-gang galvanised steel back box. Say farewell to messy and disorganised speaker cables, and upgrade to a sleek, professional setup. Shop now and make your home cinema installation straightforward with this durable and versatile back box. It’s the perfect addition to our range of speaker connection plates, offering a clean and professional finish. Order now with one of our speaker connection plates and take the first step in upgrading your AV setup!
| Specification | |
|---|---|
| Back Box Type | Galvanised Steel |
| Box Depth Internal | 35 mm |
| Construction Material (Electrical) | Galvanised Steel |
| Knockout Position | Top, Bottom, Side & Rear Knockouts |
| Knockout Size | 20mm |
| No. of Knockouts | 12 |
| Number of Gangs | 1 Gang |
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