Education
Specifying acoustic panels for architects: αw, NRC and Class A
Acoustic panel specification for architects: αw (ISO 11654) vs NRC (ASTM C423), Class A/B/C, mounting, fire class B-s1,d0, documents and a checklist.
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Recycled PET acoustic panels: benefits, fixing and price
Recycled PET acoustic panels: αw by mounting, fire class by colour, OEKO-TEX, cutting and UV print, clips or adhesive, lead time and price against wood.
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PET acoustic panels vs wood acoustic panels: which one where?
PET acoustic panels vs wood: absorption, look, fire class, sustainability, workability, lead times and a decision table, from the manufacturer.
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Office reverberation time: planning with the DIN 18041 method (worked examples)
Office reverberation time with the German DIN 18041 method as a reference: targets by volume, two worked examples and the measures that get you there.
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Office phone booth prices and ISO 23351-1 classes explained (2026)
Office phone booth prices: Solo Flex from €4,118.75 excl. VAT. Plus ISO 23351-1 classes, ventilation, placement and lead time.
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Wood acoustic panels: micro-perforated or grooved? The guide
Micro-perforated or grooved wood acoustic panels? Both αw 0.90, class A; rWood Micro to 1.00 with mineral wool. Build-up, veneers, fire class, lead time.
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Improving the acoustics of an open-plan office: 7 measures that work
Too noisy in the open-plan office? Seven measures that work, from ceiling and wall panels to phone booths, with guide values, priorities and budget.
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How many acoustic panels do I need? A calculation guide per room
How many acoustic panels do I need? Sabine formula, target reverberation times, ISO 11654 classes and four worked examples, from meeting room to classroom.
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Reverberation time in classrooms: standards, measurements and solutions
What reverberation time a classroom needs: the Belgian standard, BB93 for UK schools, how to measure, how much absorption to add, with a worked example.
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Acoustic panels for restaurants: less noise, longer tables
Restaurant too loud? Which reverberation time suits your concept, where panels pay back most, fire classes for hospitality and a worked example for 100 m².
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