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We do waterproofing in L'Antiga Esquerra de l'Eixample. We visit the property, assess the work, give you a clear price, and start. Water ingress from filtration requires extra treatment. If water is coming from the roof, the roof must be repaired first. If it's rising damp from the ground, it requires chemical barrier injection. Painting over it without treating the source is always a waste of money.

How we work

Call us, message us on WhatsApp, or request your quote online — we'll reply in under 10 minutes during business hours. The first step is diagnosing the substrate. If the existing paint is well-adhered, we cover it. If it's flaking, we remove it completely with a scraper and sander, leaving the surface clean. If there are structural cracks (not superficial), we treat them with elastic filler that accommodates minor building movements without cracking again. If there are saltpetre stains or white efflorescence, we remove them with a specific chemical product and neutralise before painting. The third step is applying the final paint. For large facades, we use airless spray guns for a quick, uniform finish. For terraces and detailed areas, we use a good quality roller. We always apply two cross coats (the first vertical, the second horizontal) to ensure uniform coverage without brush marks.

When to call for waterproofing in L'Antiga Esquerra de l'Eixample

Homes on the front line of the sea have specific problems that require extra treatment. Saltpetre deposits on the wall and, with moisture, migrates into the substrate. When we paint over it, the salts continue their path and peel the new paint in a few months. The solution is washing with specific chemicals before painting, neutralising, and applying siloxane-type paint that allows the wall to breathe without letting water through. For doors, frames, skirting boards, and any interior woodwork, we use synthetic or water-based enamel. We mostly use water-based acrylic today: it dries fast, has no solvent odour, is washable, and durable. It is applied by spray gun or very short-haired roller for a smooth finish. Never with a brush on large surfaces, as it leaves marks. Many people say painting is easy. It's true, anyone can pick up a roller. The difference between an amateur's result and a professional's lies in the prior and subsequent steps that the amateur skips. Covering furniture, floors, and skirting boards with quality plastic. Applying precise masking tape on edges and corners. Filling small holes and cracks with specific filler before painting, not after. Sanding between coats for a perfect finish. Applying primer when the wall requires it. Removing the tape before the paint is completely dry. These details separate paintwork that lasts 8-10 years from paintwork that looks neglected after a month.

Materials and brands

The most common mistake is repainting a facade with interior paint or cheap exterior paint for large areas. It works the first year but degrades visibly by the second. You must invest in specific exterior paint with acrylic or silicone resins, quality UV filters, and impact resistance. The cost difference per litre between cheap and professional paint is relatively small. The difference in years of durability far outweighs it. We check the facade's condition and choose the appropriate paint system for the material and exposure. Have you bought a property in the area and the facade or terrace has yellowed, peeling, or whitish-stained paint? It's not due to poor quality of the original paint. It's due to the harsh exposure conditions of the area. The Costa Blanca combines four factors that destroy standard exterior paints: Intense, constant sun (over 300 days a year of direct UV radiation). Sea salt that deposits on surfaces near the coast. Rare but torrential rains that wash away layers. And Sahara dust that embeds itself in the pigments. A cheap white paint resistant to UV would last three summers in these conditions. A specific paint for coastal climates with a reinforced UV filter will last 8-10 years looking good.

Indicative price

The price for waterproofing in L'Antiga Esquerra de l'Eixample typically ranges from €170 to €5000. The final figure depends on the property's condition, materials, and labour time. We always provide a fixed quote before starting. Call us, message us on WhatsApp, or request your quote online — we'll reply in under 10 minutes during business hours. For taps, we always recommend anti-limescale ceramic cartridges and chromed brass instead of chromed plastic, which peels in 3-4 years. The price difference between a cheap single-lever tap and a good one is modest, but the difference in durability is huge.

Service data

Real numbers, authorship and sources

Operational info based on our activity in the area, reviewed by a senior pro and referenced with official sources.

Author

Coordinación editorial · Barcelona Manitas

Equipo editorial y de coordinación

Reviewed by

Coordinación editorial · Barcelona Manitas

Equipo editorial y de coordinación

Frequently asked questions

Request a quote for waterproofing in L'Antiga Esquerra de l'Eixample. We'll reply today and, if it suits you, we can visit this week.

Masonry · Barcelonès

Waterproofing in L'Antiga Esquerra de l'Eixample

Terraces and roofs. Coverage in L'Antiga Esquerra de l'Eixample (Barcelonès). Eixample residencial con fincas señoriales rehabilitadas y comercios de proximidad.

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Indicative price L'Antiga Esquerra de l'Eixample
170–5000 €
Duration
3.9 h+
Response
< 24 h
Area
Barcelonès

Indicative price. We give the fixed price after reviewing your photos or —if you prefer— a visit, no commitment.

Waterproofing in L'Antiga Esquerra de l'Eixample: what's included

  • humedad por capilaridad
  • tabique con grieta
  • junta deteriorada

Frequently asked questions

How long does it take to paint a whole home?
An 80-100 m² home with a crew of 2 people takes 3-4 days to paint with two coats. If walls need repair, plaster smoothing, or damp treatment beforehand, add 2-3 days.
Do you paint exterior facades at height?
Yes, up to the second floor with our own lifting platforms. For taller buildings, we work with specialised companies with working-at-height permits.
Do you treat rising damp?
Yes, using chemical barrier injection methods and waterproofing mortars. We guarantee the treatment for 5 years. Painting over it without treating the cause never works; it always comes back.
Do you do small full renovations?
Yes, bathrooms and kitchens up to 15 m². We do them completely: demolition, plumbing, electricity, tiling, sanitaryware, and painting. For larger renovations, we refer you to a specialised construction partner.
Do you cover and protect the house before painting?
Of course. We cover floors with hardboard or thick plastic, protect sockets and skirting boards with tape, and move light furniture. We move heavy items to the centre of the room.
Is the quote free?
Yes, free and without obligation. A prior visit to measure and check the condition of the walls. A detailed itemised quote within 24-48 hours.
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