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Acoustic isolation in housing

Does noise from neighbors or traffic in Barcelona prevent you from resting? Soundproofing problems are one of the most frequent inquiries in our renovations, especially in historic buildings where the original acoustic insulation is practically nonexistent.

Acoustic Comfort Experts: At A. Barcelona Reformas, we make the most of every home renovation to implement advanced soundproofing solutions. With over 20 years of experience, we know how to silence a property in noisy districts like Eixample or Ciutat Vella.

Types of noise and how to combat them

To solve a noise issue, we must first identify its source. Impact noise (footsteps/high heels) is completely different from airborne noise (conversations or traffic):

  • Airborne Noise: It travels through the air and enters through poorly sealed windows or thin partitions. The solution involves using rockwool and high-density plasterboard.
  • Impact Noise: It transmits directly through the building structure. The key here is using acoustic membranes underneath flooring or suspended ceilings with shock absorbers.

Technical solutions we apply

In our projects, we use state-of-the-art materials that guarantee a real and measurable decibel reduction:

• Acoustic Wall Linings (Drywall): We create a “double skin” on shared walls using rockwool panels and multi-insulating polyurethane sheets to block out sound.

Acoustic insulation in comprehensive renovation Barcelona
Use of acoustic wall linings in an Eixample historic estate

If you are simply looking to minimize voices, shouting, snoring, or crying from next door, lining just one side of the wall will be sufficient.

Acoustic wall insulation diagram

The combination of a 15mm Pladur Phonic PPH plasterboard alongside high-density fibers ensures excellent results within a slim thickness of just 45mm.

Solution 1: High Efficiency (42-46dBA)

Solution thickness: 4.5 cm

– 30mm U-channel + Omega furring channel
– Isover Arena Optimo insulation (15mm)
– Pladur Phonic PPH plasterboard (15mm)

Solution 2: Maximum Insulation (48-51dBA)

Solution thickness: 6.3 cm

– 48mm metal studs and tracks
– Isover Acoustilaine P insulation (40mm)
– Pladur Phonic PPH plasterboard (15mm)

Solution 3: Multi-layer Comfort (50-53dBA)

Solution thickness: 6.3 cm

– 48mm metal studs and tracks
– Copopren 40mm acoustic membrane (glued)
– Pladur Phonic PPH plasterboard (15mm)

Material Comparison (Approximate purchase prices)

Planchas de Copopren de 40 para insonorización en Barcelona

Copopren 40mm

~ 12€/m²

Panel aislante Arena Optimo de Isover de 15mm para trasdosados acústicos en reformas de pisos.

Isover Arena Optimo 15mm

~ 5€/m²

Lana de roca Acoustilaine-P de Isover de 40mm de alta densidad para insonorización profesional

Isover Acoustilaine-P 40mm

~ 5€/m²

• Suspended Ceilings with Silent-Blocks: Shock absorbers that prevent structural noise from the upstairs neighbor from traveling down into your home.

• Acoustic Glass Windows: Double or triple-glazed windows with asymmetric air chambers, essential for homes located on streets with high traffic volumes.

Want a noise-free home in Barcelona?

We analyze your apartment’s acoustic bridges to offer you the best technical solution.

Professional conclusion: 100% complete soundproofing does not exist in shared buildings, but a well-executed renovation can reduce perceived noise by up to 70-80%, radically transforming your quality of life and your property’s value.

Frequently asked questions about soundproofing

Can 100% complete soundproofing be achieved?
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In shared residential buildings, absolute 100% soundproofing is impossible due to indirect structural noise transmissions (acoustic bridges). However, a technically well-executed renovation using wall linings and high-density materials successfully reduces perceived noise by 70% to 80%, restoring peace and comfort to your home.

How much space or wall thickness is lost during soundproofing?
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It depends on the technical solution chosen. Our optimized high-efficiency solutions take up only 4.5 cm in thickness using Isover Arena Optimo and Pladur Phonic. If you require maximum insulation for severe noise disruption, the optimal thickness is 6.3 cm using self-supporting metal studs systems.

Is it necessary to apply for city hall permits to soundproof?
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To carry out indoor soundproofing works inside your property in Barcelona, you only need to submit a minor works communication (Assabentat). At A. Barcelona Reformas, we handle all bureaucratic management and necessary licenses within our comprehensive turnkey service, preventing you from worrying about procedures.