Start With the Room, Not the Gear

Before you spend a penny on foam, work out what you are actually dealing with. Sound behaves very differently in a brick-built Victorian terrace than in a modern flat with plasterboard partitions, and the annoyance factor is usually structure-borne bass rather than treble. Low frequencies from a kick drum, a bass amp or a floor tom travel through joists, floors and walls, and they are by far the hardest thing to stop.

A ground-floor room with a solid floor is your best option. A room directly above a neighbour's bedroom is the worst. If you have any choice, pick a space with as many walls, cupboards and doorways between you and next door as possible, and avoid playing with your amp pressed against a shared wall. An empty box of a room will sound harsh and leak noise; a room already full of soft furnishings will do half the work for you before you have bought anything.

Soft Furnishings Do More Than You Think

The cheapest acoustic treatment in the world is a rug. A thick wool rug with a decent underlay, laid over a hard floor, kills the slap and flutter that make a small room sound like a bathroom, and it stops a surprising amount of energy reaching the floorboards in the first place.

• Rugs and carpet: cover as much hard floor as you can, especially under the drums and beneath any amp stands.
• Heavy curtains: lined or thermal curtains across windows and glass doors reduce reflections and add a little mass to the weakest part of most walls.
• Sofas, beds and bookcases: a filled bookcase against a shared wall is a genuinely effective barrier. Leave a small air gap behind it rather than pushing it flat to the plaster.
• Soft clutter: cushions, blankets and a laundry pile all absorb high frequencies. It is not elegant, but it works.

None of this will stop a bass guitar at volume, but it will make the room sound tighter, which means you can rehearse at a lower level and still hear yourselves properly.

Acoustic Panels, Bass Traps and Where They Go

Acoustic panels control reflections inside the room; they do not soundproof it. That distinction matters, because a lot of money gets spent on thin foam tiles that look the part and do almost nothing below the midrange.

For a home rehearsal room, aim for panels of at least 50mm thickness, ideally 100mm, made from dense mineral wool. Place them at the points where sound reflects off the walls towards your ears — roughly at head height on the side walls, and on the ceiling above the drum kit if you have the headroom. In a small room, treat the corners with thicker slabs to tame bass build-up. Four good panels in the right places beat twenty cheap ones scattered at random.

If you cannot fix anything to the walls, freestanding panels or a couple of tall, heavy moving blankets on a frame will make an audible difference and can be packed away between sessions.

Decoupling, Sealing and Drums

Stopping vibration travelling into the structure is the single most effective thing you can do. Decoupling means breaking the physical contact between your gear and the building.

• Stand amps and cabinets on rubber mats, dense foam pads or a purpose-built isolation platform rather than directly on floorboards.
• Put the drum kit on a riser built from plywood over a layer of rubber or tennis balls cut and set into a frame.
• Use an electronic kit for late-night work. It is not the same, but it keeps the muscle memory ticking over.
• Fit draught excluders and seals around the rehearsal room door, and block any obvious gaps around pipework. Small gaps let out a surprising amount of noise.

Practice Hours That Keep the Peace

Most noise complaints are not about volume alone — they are about timing. A band at full tilt on a Sunday morning is a different proposition from the same band at 7pm on a Tuesday.

A sensible default is weekdays between 10am and 8pm, Saturdays between 10am and 6pm, and nothing on Sundays or bank holidays unless you have cleared it in advance. Keep full-band, full-volume sessions to a couple of evenings a week, and use the rest for quieter work: writing, vocals, arrangement, or playing through headphones. Give yourself a hard finish time and stick to it. An agreed 8pm stop that occasionally runs to 8.10pm is forgivable; an open-ended session that drifts past 10pm is what turns a tolerant neighbour into a formal complaint.

Talk to Neighbours, Then Keep the Band Sharp

Introduce yourself before the first loud rehearsal, not after the first complaint. Give them your mobile number, tell them roughly when you rehearse, and ask them to text rather than call the council if something is bothering them. Most people are far more reasonable when they have a name and a contact. A pair of decent headphones for a birthday, or an invitation to your next gig, costs very little and buys an enormous amount of goodwill.

Finally, remember that a well-organised rehearsal is a quiet one. Agree the setlist before anyone plugs in, run songs in blocks of forty minutes with a short break, record everything so you are not repeating the same section twenty times, and nominate one person to keep time. Bands that know what they are doing finish sooner, play less, and get more done — which is exactly what your neighbours are hoping for.