School Acoustics and BB93: Beyond the Classroom

8 min read
September 18, 2026
School hallway lined with curved timber acoustic wall panels and soft lighting
Written by
Serdar Tohum
Interior Architect
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Most conversations about school acoustics start and end with the classroom. That's understandable, BB93 is best known for its classroom reverberation targets, but walk the rest of a typical school and you'll find the same hard floors, high ceilings and large groups causing exactly the same problem in the dining hall, the corridors, and the assembly space. Treat the classrooms in isolation and pupils still spend half their day fighting a room that works against them.

What BB93 actually covers, room by room

Building Bulletin 93 sets separate reverberation time and background noise targets for different room types, not one figure for the whole school. General teaching spaces target 0.6 to 0.8 seconds reverberation time depending on room volume; SEN and hearing-impaired teaching rooms are held to a stricter 0.4 seconds; sports halls carry their own, higher-volume targets. Each space type has a genuine, different acoustic job to do, and specifying them all the same way is one of the most common ways a school's acoustic budget gets wasted.

Why a whole-site approach beats room-by-room fixes

The most effective projects we run treat a school as one system: a single survey and specification covering classrooms, dining halls and circulation space together, rather than separate room-by-room quotes handled by different contractors at different times. It's not just more efficient, it's more consistent, a pupil moving from a well-treated classroom into an untreated, echoing corridor or dining hall is still spending a meaningful part of the school day in an acoustically hostile space.

Built to survive a school, not just pass a test

Acoustic treatment in a school has to survive daily use by children across a whole campus, not just look good on handover day. We specify impact-resistant, durable finishes rather than delicate fabric systems that wouldn't make it through a term, and installation is scheduled for school holidays specifically so lessons are never disrupted, phased across the site to fit the academic calendar rather than a standard contractor's timetable.

Common questions

Can you treat a whole school, not just individual classrooms? Yes, we survey and specify across the full campus in one project, one point of contact rather than separate quotes room by room.

Will the finishes survive daily use by pupils? Yes, we specify impact-resistant, durable materials suited to school environments specifically, not standard commercial acoustic panels.

Do we get a compliance record for the whole site? Yes, you receive a single survey and specification covering every space we treat, with post-installation testing available to confirm the result against BB93.

Getting the whole site assessed

See our schools acoustics page, our guide to BB93 explained, or book a free survey to see what a whole-campus specification actually looks like for your school.

Related product guides: acoustic ceiling tiles, PET acoustic panels.

From first survey to final finish

One team handles all seven stages, the same way on every project, so you always know what happens next.

Acoustic Survey

A surveyor visits the site, or works from your drawings and photos when a visit isn't practical. Either way, the room, its surfaces and how it is used are recorded before any advice is given.

Acoustic Assessment

Reverberation, ambient noise and noise transfer are read against what the space is used for. The findings arrive as a written report with recommendations, yours to keep with no obligation to proceed.

Acoustic Design

Treatment is modelled against a reverberation target, then drawn up with panel positions, fixings and finishes. Nothing moves forward until you have approved the design.

Specification & Quotation

Every quotation comes with the specification behind it, listing products by type, quantity and finish with costs set out line by line. What is quoted is what the design calls for.

Acoustic Product Supply

Panels, baffles, ceilings and screens come from our Acoustic Solutions range and are supplied to the approved specification. What arrives on site matches what was designed.

Acoustic Installation

Our own engineers fit to the approved drawings, checking positions and fixings as they go. One team supplies and installs, so nothing is handed between contractors.

Acoustic Testing & Compliance

Optional: after fit-out the space can be measured again and compared with the original survey, so the improvement is measured rather than assumed. Results are reported against the relevant standards and the written record goes into your building file.

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