Thin Walls in Your Italian Holiday Home: Why Summer Ruins the Peace You Paid For (and How to Fix It Properly)
You bought a place in Italy for one reason: to escape. A house by the sea in Puglia, an apartment on Lake Como, a villa in the Tuscan hills, a retreat near Lake Garda. Somewhere to sleep with the windows open, wake without an alarm, and read on the terrace in complete silence. That was the dream you paid for.
Then the first real summer arrives, and you discover the truth about your Italian holiday home: the walls are thin. You hear the neighbour’s television until midnight. Children thunder across the floor above from seven in the morning. Voices from the balcony next door sound like they’re coming from inside your own bedroom. The silence you were promised never existed.
The cruelty of it is specific. In your main home back in the UK, Ireland, or the US, you live with whatever you live with all year round, and somehow you’ve adjusted. But this house was supposed to be different. You go there for a handful of precious weeks, and those are exactly the weeks the noise destroys. You paid a premium for peace and ended up counting down the days until you fly home.
Thin Walls in Your Italian Holiday Home
This guide is for foreign owners caught in that exact trap. We won’t sell you the fantasy of the quick DIY fix that leaves you, after three failed attempts, with the same problem and a lighter wallet. We’ll explain why it happens, what genuinely works, and why getting it right the first time makes financial sense even if you only spend a month a year in the house. Because the best soundproofing for an Italian villa isn’t the cheapest quote — it’s the one that actually works.
Why You Hear Everything in an Italian Holiday Home
There’s a structural reason that noisy neighbours in Italy feel so much closer than they would back home. A large share of Italian holiday properties — especially in coastal and lakeside resort towns built in the 1970s, ’80s and ’90s — share one acoustic weakness: the dividing walls between apartments are thin. At the time, developers built to maximise sellable square metres, and sound insulation was neither a regulatory priority nor a selling point. The result is that today, a normal conversation in the apartment next door passes through the wall as if it weren’t there.
This matters for foreign buyers in particular, because the building standards you’re used to are different. A British or American buyer assumes a certain baseline of privacy between dwellings that simply wasn’t built into much of the Italian holiday housing stock. A Tuscany holiday home with thin walls or a Lake Como apartment that transmits every footstep isn’t a defect unique to your property — it’s the norm for the era and the market.
Summer makes it dramatically worse. The heat means you keep the windows open, so external noise stacks on top of what already comes through the walls. The buildings are full: your neighbours are on holiday exactly like you, which means they’re home, they stay up late, they have guests. In resort areas the people next door change constantly — one week a quiet family, the next a group keeping the small hours. You never settle into a rhythm because the source of the noise keeps changing.
The single most important thing to understand is this: the noise doesn’t only come through the wall you share with your neighbour. It can travel through the floor, the ceiling, or the side walls too. We’ve explained the full mechanism of how sound moves through a building’s structure in our guide on how to soundproof the walls of a home. Before fixing anything, you have to know where the sound is actually getting in — and that’s rarely obvious from inside the room.
What You’ve Already Tried (and Why It Wasn’t Enough)
Almost everyone, before calling a specialist, runs through the same sequence of household remedies. We know them well, because clients describe them at every single survey.
Earplugs are the first attempt. They get you through one bad night, but you can’t spend your entire holiday sleeping with plugs in your ears, night after night. They’re a plaster over a structural problem — we’ve explained why in detail in our article on why earplugs for sleeping are not the solution.
Next come the “furniture” fixes: the bookcase pushed against the wall, heavy curtains, thick rugs, acoustic foam panels ordered online. All of it absorbs a little echo inside the room but does nothing to stop the sound arriving from outside. These are two completely different things: one improves the acoustics within a space, the other blocks noise coming in. To stop your neighbours you need the second kind, and no rug or foam panel delivers it. This is the most common and costly misunderstanding in soundproofing — confusing sound absorption with sound insulation.
Finally there’s the most expensive and most frustrating attempt of all: hiring a local builder or plasterer. He fits a plasterboard wall that “insulates,” you spend a few hundred euros, and two months later you realise the noise is practically unchanged. As Paolo Marchetto, founder of SilenzioCasa, puts it: “The plasterboard fitter doesn’t understand acoustics. He works with simple materials because he doesn’t know how to combine the more complex ones, and he uses a basic technique because that’s what’s used in construction. These don’t solve the problem.”
For a foreign owner this trap is even deeper. A local contractor in rural Tuscany or coastal Puglia not only lacks acoustic expertise — he also can’t issue the certification you’d need to claim Italy’s tax relief on the work. More on that below, because it’s where the real money is lost.
What Actually Stops the Noise
To block sound passing through a wall, adding mass isn’t enough: you have to manage vibration. This is the principle behind the Tecnologia Acustica Vibrante® (Vibrant Acoustic Technology) developed by SilenzioCasa, and it’s what separates real acoustic insulation from the cosmetic kind.
The idea is counterintuitive. A traditional rigid wall blocks only part of the sound and lets the rest through: it reduces noise by 3 to 8 decibels, an improvement the ear can barely register. A counter-wall engineered to “vibrate” in a controlled way behaves instead like a shock absorber: it dissipates the sound energy rather than reflecting it, and achieves a reduction of 15 to 19 decibels. That’s the difference between “it sounds the same to me” and “I can’t hear them anymore.”
Paolo Marchetto explains it this way: “The wall, the ceiling or the floor, in the presence of noise, ‘works acoustically’ by vibrating. It’s a phenomenon not visible to the naked eye. It behaves like a shock absorber: it literally absorbs the noise passing through the element.” And he gives a crucial warning: “Without proper design of the vibration, the sound insulation of the system is irremediably compromised. Once installed, it’s no longer possible to correct a traditional solution that lacks this fundamental vibrating characteristic.” In other words, a wall built wrong can’t be fixed after the fact — it has to be torn out and redone.
There’s a detail that matters especially if you’ll have children in the house over the summer, or if the bedroom is where you’ll finally sleep in peace: the insulating material we use, SonorTop®, is 100% natural, recycled, free of toxic adhesives and with zero release of volatile substances. That’s no small thing for a material that stays sealed inside the walls of the room where you sleep. The story of why we abandoned traditional materials is told in our piece on SonorTop®, but the short version is that years ago a client — a lung specialist — told us he would never want rock wool or glass wool inside his own home. That conversation changed everything about how we work.
How Much It Costs — and Why It Pays Off Even for a Few Weeks a Year
This is the question every holiday-home owner asks: is it worth spending on a house I only use for a month a year?
Let’s start with the real figures, taken straight from our 2026 price list:
| Intervention | Cost per m² | Best for |
|---|---|---|
| Wall, 6 cm (moderate noise: TV, voices) | €195/m² | Standard neighbour noise |
| Wall, 8 cm (intense noise + low frequencies) | €220/m² | Bass, loud music, heavy noise |
| Wall, SonorTop® Ultraslim 3.5 cm (very little space available) | Price at the free survey | Rooms where every centimetre counts |
| Suspended ceiling, 20 cm (impact noise from above) | €280/m² | Footsteps, children running |
In practical terms, soundproofing just the wall you share with a neighbour in a bedroom — say 4 metres wide by 2.7 high, roughly 10.8 m² — costs around €2,106 with the 6 cm wall. If the problem is children running in the apartment above, the work is on the ceiling and is calculated at €280 per m². So the cost to soundproof a wall in Italy is far more predictable than most owners fear.
Now the part that changes the whole perspective. Take a complete intervention at €8,770 and spread it across the working life of the insulation, which lasts as long as the house itself — twenty years. That works out to €439 a year, or €1.20 a day. Less than a coffee at a bar. For sleeping soundly every single night you spend in that house, for the next two decades.
And there are two further financial arguments. A soundproofed home is worth more on the market — Italian data suggests a 15–25% premium. And in Italy the work is eligible for a 50% tax deduction. But that second point comes with a catch that traps almost every foreign owner, and it’s worth understanding before you accept any quote.
The Trap of the Cheap Quote
Italy’s 50% tax deduction on soundproofing only applies if whoever does the work can issue the acoustic result certification. A general builder or plasterer cannot. So that €3,000 quote that looks cheaper actually costs you the full €3,000, while the same work done by a certified specialist costs you €1,500 in real terms, because you recover the other half through the tax deduction.
On top of that comes the risk of having to redo everything. Paolo Marchetto has seen the same path hundreds of times: a first attempt with a plasterer at €800 that doesn’t work, a second attempt with a competitor at €1,440 that improves little — and then, finally, the job done properly. But by that point you’ve already thrown away that money, plus the cost of demolishing what was installed before. The total bill for this “path of errors” easily reaches €7,000–€8,000 to solve a problem that would have cost far less to fix correctly from the start.
“When you see a price of 40–50 euros per square metre, it’s easy to understand that something is wrong,” says Marchetto. “That’s why it’s easy to get ripped off if you choose on the basis of price alone.” We’ve collected the most common mistakes in our article on the 10 errors not to make with noisy neighbours. For a foreign owner managing the project from abroad, getting it right the first time isn’t just cheaper — it spares you the nightmare of coordinating a second and third round of work across borders.
The Guarantee That Takes the Risk Off Your Shoulders
This is the difference that matters most of all, especially when the house is far away and you can’t oversee the work in person every day.
SilenzioCasa works with a “100% Satisfied or Refunded” guarantee. And the guarantee is on the result, not on the numbers on a technical data sheet. It means you are the one who decides whether the problem has been solved, whether you’ve gone back to sleeping, whether there is now silence in that bedroom. Decibels on a piece of paper don’t decide — you do. If the answer is no, the refund is total.
As Paolo Marchetto puts it: “SilenzioCasa is the only company to offer a guarantee based on the RESULT, where the client is the judge of whether their problem has been solved or not. Not us. Not figures cleverly manipulated. The client, and no one else.” The details are on the 100% Guarantee page, and if you’d like to read the experiences of people who’ve already had the work done, you’ll find the testimonials here.
For a holiday home, this is decisive. You commit to the expense knowing the risk isn’t on your shoulders. Either it works, or your money comes back.
Why a Local Builder Can’t Solve This — but an Italian Acoustic Specialist Can
It’s tempting, as a foreign owner, to either bring in a contractor you trust from home or hire the local handyman from the village. Both routes usually disappoint, for the same underlying reason: residential acoustics is a specialism, not a general building skill.
A specialist like SilenzioCasa does three things a generalist cannot. First, an on-site survey to identify exactly where the noise enters — the shared wall, yes, but also potentially the floor, ceiling or side walls. Second, the design of the vibration itself through the Tecnologia Acustica Vibrante®, choosing between a 6 cm and an 8 cm system depending on the type of noise. Third, the certification that unlocks the 50% tax relief — which only a qualified acoustic specialist is entitled to issue.
This is also what makes SilenzioCasa different from cheaper “acoustic” competitors. As Marchetto explains: “We use the most sophisticated materials on the market — and I don’t say that just for the sake of it, I have the technical data sheets for everything we use. And we build the load-bearing structures applying the most advanced methods. Unlike the others, we actually solve the noise problem.” With more than 3,200 homes soundproofed since 2005 and a specialisation in domestic properties alone, this is the only thing the company does.
It All Starts With a Free Survey
There is no valid solution without first seeing the problem. Every house is different: the noise can come from places you’d never guess, and the only way to give a serious answer is to come and look.
SilenzioCasa’s technical survey is always free, and Paolo Marchetto is firm on this: “We don’t charge for the survey only to then deduct the money from the job — we don’t like those practices and we don’t want to make the client feel obliged to do the work with us.” The technician comes, assesses where the noise is coming from, tells you whether and how it can be solved, and leaves you a clear quote with timings and costs. With no obligation whatsoever.
Sometimes the answer is even that the work isn’t worth doing, and we’ll tell you so. It happens more often than you’d think: “You’d be surprised how often we’ve been the ones to advise against a job and leave a good deal of money on the table,” says Marchetto. “Unlike others, we can’t promise results we’re not sure we can deliver — on pain of a full refund.”
The work is fast — a single wall takes 1–2 days, a complete intervention 4–5 — so it slots neatly between one stay and the next, even taking advantage of a weekend before the summer season. You can check the areas we cover on our Where We Operate page.
Frequently Asked Questions
Is it worth soundproofing a house I only use for a few weeks a year? Yes, and it comes down to simple maths. The insulation lasts as long as the house, so the cost is spread over twenty years: a complete intervention of €8,770 works out at around €1.20 a day. Add that the property rises in value and that you recover 50% through tax relief, and the investment makes sense even for seasonal use.
Can I soundproof only the wall I share with my neighbour? Often yes, but it needs to be verified. If the noise comes only from that wall, the work is targeted and costs less. But as Paolo Marchetto warns, the sound might also travel through the floor or the side walls. That’s why the survey exists — to establish where it actually enters before you spend.
How long does the work take? Do I have to empty the house? A single wall is done in 1–2 days, two walls in 2–3, a complete intervention in 4–5. You don’t need to empty the house: work is confined to the area concerned. The timings are designed precisely to fit between one stay and the next.
Is the material safe? Children sleep in that bedroom. Yes. We use SonorTop®, a 100% natural and recycled material, free of toxic adhesives and with no emission of volatile substances. It was developed precisely because over 80% of our work involves bedrooms, often with children, and we didn’t want traditional fibrous materials sealed inside the walls.
Do I need condominium authorisation or building permits? No. For work inside your own apartment you don’t need approval from the building’s assembly, nor CILA or SCIA planning procedures, nor municipal permits. You only need to respect the working hours set out in the building regulations.
As a foreign owner, can I still claim the 50% tax deduction? The deduction applies to the property and the certified work, which is why using a specialist who can issue the acoustic result certification is essential — a general builder cannot. The specifics of your eligibility depend on your tax position in Italy, so it’s worth confirming with your Italian accountant, but the certification is the non-negotiable starting point.
What if I still hear noise after the work is done? The “100% Satisfied or Refunded” guarantee applies: you are the judge of whether the problem has been solved. If the answer is no, the refund is total. It’s a guarantee on the real result, not on technical numbers.
How much does the survey cost? Nothing. It’s always free and without obligation. The technician comes, assesses the situation and leaves you a quote. We don’t deduct the cost of the survey from the job, and there’s no obligation to proceed.
If noisy neighbours are ruining the holidays in the home you bought for peace and quiet, the first step is to understand exactly where the noise is coming from. Contact us for a free survey or call the freephone number 800 031 589: a technician will come and assess your home, with no obligation at all.
