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Eixample renovation · Cerdà plan · Catalan Modernisme

Eixample apartment renovation in Barcelona
Modernista flats with mosaic, vault and cast-iron baixant

Eixample apartment renovation under Cerdà plan and COAC façade rules: rescue of original hydraulic mosaic, replacement of cast-iron drainage stack with silenced PVC, REBT rewire with circuits per room, conservation of Modernista joinery. Albert Soler runs the job from habitability certificate to final snag-walk.

apartment renovation Eixample — Eixample EIXAMPLE · 2026
60-120 m²
Eixample apartment renovation Eixample
€38.000+
From up to €120.000
48 h
Fixed quote line-by-line
24 m
Warranty +10y LOE structural

Eixample · 2026

An apartment renovation in Eixample is not like other districts

Eixample housing stock (Dret, Esquerra, Sant Antoni, Fort Pienc, Sagrada Família and Nova Esquerra) dates mostly from 1860-1930. Cerdà plan, gridiron streets, clear ceiling height 3.2-4 m, Catalan vault of painted plaster, hydraulic mosaic floors by Falqués and Vallhonrat, cast-iron drainage stacks oxidised at 80-100 years old, electrical installations predating 1973 with no RCD. The community of owners tends to be strict about the Modernista façade — any visible intervention needs minutes and a memoir to the Ajuntament.

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apartment renovation Eixample

Typical Eixample renovations: mosaic rescue (1 mm fine sanding sealed with colourless wax, not varnish), restoration or replication of Eixample-style pine joinery, drainage stack replacement with silenced PVC and anti-noise elbows, full REBT rewire with per-room circuits, kitchen layout that respects the drainage column in the inner patio. Núria Bosch (COAC) prepares the technical memoir if the renovation touches the façade, a load-bearing plaster wall or the rise of the Catalan vault.

Scope

Renovation services used in Eixample

Every Eixample renovation combines several scopes — service list by price and timeline:

FAQ · Eixample

apartment renovation Eixample — questions before quoting

Does the community have to authorise the Eixample renovation?

For façade, balconies, windows visible from the street, roof and inner patio — yes. For interior layout, floors, bathrooms that do not touch drainage stacks and kitchens that do not touch the gas riser — no. We verify this on the first visit by reading the community by-laws.

What happens with the hydraulic mosaic?

If the mosaic is in good shape it stays and is fine-sanded to 1 mm with a colourless wax seal. If broken, we replicate using new hydraulic tile — Marbres Galceran and Mosaics Martí workshops still produce identical patterns by hand. Conservation is always the first option.

Replace the cast-iron drainage stack?

Almost always yes. Stacks 80+ years old lose watertightness and vibrate. Replacement with silenced PVC and anti-noise elbows. Coordinated with neighbours on the same landing: the stack is communal, the community must be notified and the water cut planned.

Llicència d'obra or comunicat for Eixample?

Comunicat for finishes and interior joinery. Llicència d'obra menor for moving non-load-bearing walls. Llicència d'obra major if it touches a load-bearing wall, façade or roof. Núria Bosch (COAC) files the dossier from the first drawing.

How much does a typical Eixample renovation cost?

Standard 90 m² in Eixample: €38,000-€78,000 depending on tier (cosmetic, turnkey standard or designer). Major structural renovation with new stack: €78,000-€120,000. Fixed quote in 48h after survey.

Eixample · 48h

Get a fixed quote for your Eixample renovation

Survey in 48h, line-by-line quote, firm dates. Albert Soler runs the works; Núria Bosch signs the memoir when the renovation touches structure or Modernista façade.