WCBOX-L Concrete In-Wall Back Box

Product Ref: WCBOX-L

The WCBOX-L (large) allows you to install in-wall speakers into brick or concrete walls.

Technical Specifications

Overall Dimensions (H x W x D)

590 × 435 × 120 mm (231/4 x 171/8 x 43/4)

Cut-Out Dimensions

387 × 234 mm (151/4 x 93/16)

Internal Volume

14.8 L


5.48 kg (12 lb 1 oz)

Sold As

Single Unit

Product Features

With the front and rear Fermacell boards, the WCBOX-L will seamlessly integrate into your installation workflow, enabling a quick and easy processing of the walls surface. The body material is framed by EPS to achieve low resonances and improved sound insulation features.

The WCBOX-L is lightweight and at the same time offers a robust stability with excellent shock absorption features.

Included in delivery (per piece):

  • 1 WCBOX-L (WCBOX-L with Filler-Set)
  • 1 protective cardboard lid
  • 1 installation manual
  • 1 cardboard packaging

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