Basement renovation in Granollers.
We trace where the damp comes from, stop it from the inside and leave your basement in Granollers ready for storage, exercise or family time.
5/5 · Google reviewsWhen does a basement need renovating?
- Rising damp from the floor
- Salt deposits on the walls
- Water after heavy rain
- Dark space that never gets used
What the basement renovation includes
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Internal waterproofing
A damp barrier on the walls and slab, applied from the inside.
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Drainage and pumping
Perimeter channels and a sump pump where the water calls for it.
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Mechanical ventilation
Forced extraction to refresh the air and prevent condensation.
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Insulation and finishes
Lined walls and an insulated floor for a dry, comfortable basement.
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Lighting and electrics
New circuits and lighting designed for a space without windows.
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Fitted out for its use
Wine cellar, gym, games room or workshop, each with the right finishes.
Basement renovation in Granollers: what we check first
In areas such as Centre and Sant Miquel it is common to find older houses with vaulted stone cellars. If the structure is sound we leave it exposed, treat the damp rising from the floor and turn the space into a wine cellar or pantry.
In the basements we convert in areas such as Congost, Granollers Nord and Primer de Maig, ventilation is part of the job: mechanical extraction ducted outside with a controlled air inlet. The wiring follows REBT rules for damp locations, with sealed light fittings and sockets raised off the floor.
We go down to the basement with you, measure damp and headroom and give you a detailed written quote; a site manager coordinates every stage. We also renovate basements in nearby areas: Les Franqueses del Vallès, Canovelles and La Roca del Vallès.
Get a quote for your basement
Frequently asked questions
01Basement renovation in Granollers: which areas do you cover?
We work in Granollers in areas such as Centre, Sant Miquel, Congost, Granollers Nord, Primer de Maig, Can Gili, Can Bassa and Tres Torres, and also nearby: Les Franqueses del Vallès, Canovelles and La Roca del Vallès.
02Does the damp need fixing before the basement is fitted out?
Always. First we find out whether the water comes from the ground, a leak or condensation, and apply the right solution. Skip that step and the finishes will end up damaged.
03Can a basement be used as a bedroom?
For habitable use the CTE requires daylight, ventilation and a minimum ceiling height, and local planning must allow it. We check this on the visit; if it isn't possible, we suggest uses such as a gym, wine cellar or play area.
About us
High-quality renovations in Granollers, with deadlines that are met.
We renovate flats and houses with clear planning, close follow-up and attention to every detail.
- Initial visit with no obligation
- Detailed and accurate estimate
- Follow-up until the work is finished
We work in Granollers and the surrounding area
Reformas Romero-Vera is a renovation company working in Granollers (Vallès Oriental, province of Barcelona) and specialising in basement renovation. We do this work in flats, houses and shops in every neighbourhood, with a prior visit and a detailed estimate with no obligation.
- Company
- Reformas Romero-Vera
- Service
- Basement renovation
- Area
- Granollers · Vallès Oriental, province of Barcelona
- Postcode
- 08401, 08402, 08403, 08404
- Location
- 25 km north of Barcelona
- Visit and estimate
- No obligation, in writing
- Phone
- +34 658 09 40 37 · WhatsApp +34 662 04 02 34
We also work in Les Franqueses del Vallès, Canovelles, La Roca del Vallès, Parets del Vallès and Montmeló.
Neighbourhoods
- Centre
- Sant Miquel
- Congost
- Granollers Nord
- Primer de Maig
- Can Gili
- Can Bassa
- Tres Torres
- Font Verda
- Ponent
- Lledoner
- Can Mònic
- Palou
Main streets and avenues
- Carrer d'Anselm Clavé
- Carrer de Corró
- Carrer de Barcelona
- Carrer de Girona
- Avinguda de Sant Esteve
- Avinguda de Francesc Macià
- Carrer de Joan Prim
- Carrer de Roger de Flor
- Carretera de Caldes
- Carretera del Masnou
Want to get real use out of your basement?
Tell us on WhatsApp what you would like to use it for or get a quote, and we will come and take a look.