For a noticeable echo cut, plan on 20–30% ceiling coverage. In a 10 m² room that's roughly 4× 60×60 cm or 2× 100×100 cm panels.

Yes. The included brackets mount to drop-ceiling T-bars and drywall (with anchors). For direct concrete you'll need standard masonry screws and plugs (sold separately).

Polyester fiberboard panels absorb mid and high frequencies — the ranges that cause speech echo and reverb. They are not designed to block low-frequency bass or stop sound from passing through walls.

Yes — Class B fire-rated. For commercial venues, confirm local code requirements before installing.

We don't recommend painting. Paint clogs the porous fibres and reduces sound absorption. Pick from our six stock colours instead.

A 60×60 cm panel is about 0.4 kg, the 80×80 is about 0.7 kg, and the 100×100 is about 1.1 kg. Light enough for drop ceilings and standard drywall anchors.

Indoor use only. Owners report 5+ years with no sagging, fading, or shedding when kept dry and out of direct sunlight.

Wipe with a dry microfibre or vacuum on low. No water, no liquid cleaners — moisture damages the fibre core.

Yes. Free shipping on orders over $99. Standard 1–2 weeks; express ~1 week.

100-day returns. Tell us inside 100 days of delivery and we'll arrange a return or replacement — no fight.