Why build a baffle wall
A baffle wall gives the front loudspeakers a predictable boundary, reduces front-wall reflections and creates a clean structure behind the acoustically transparent screen. It can also hide substantial loudspeakers, subwoofers and acoustic treatment.
Depth is a design resource
The wall needs enough depth for speaker cabinets, toe-in or aiming, screen clearance, absorber thickness, cabling and service access. Making the wall only as deep as the speaker cabinet usually creates problems later.
Flush mounting and boundary loading
Speakers designed for baffle-wall use can benefit from flush integration, but not every speaker should be buried in a rigid wall. Follow the manufacturer mounting assumptions.
The screen changes the acoustic path
Perforated and woven screen materials introduce measurable attenuation and comb-filter behaviour depending on spacing. Speaker-to-screen distance should be part of the design.
Plan for service
Large reference speakers and subwoofers need cable access and realistic removal routes. The cleanest-looking screen wall is a bad design if nothing can be serviced without demolition.