Premises disinfection, mould and odour removal in Riga and the surrounding region — We contact you within 5 minutes of your enquiry.

Disinfection in Old Town (Vecriga)

A pedestrian zone, delivery windows and cellars under old buildings — here the work starts with planning, not with equipment.

The properties we come out to

In Old Town we work with hotel, catering, office, retail and residential premises in masonry buildings from the medieval, Renaissance, Baroque and later periods. We carry out mould removal, odour removal, ozone treatment and disinfection after flooding, a sewage failure or long vacancy.

We have no premises and no staff in the district — we travel out on request. In Riga travel is included in the price, but in Old Town more than anywhere else it matters to agree the time in advance, because vehicle entry and deliveries are regulated.

In Old Town the schedule and the access are part of the job, not an administrative formality.

Cellars under the old buildings

Under many Old Town buildings there are deep masonry cellars, and they deserve an inspection of their own. The temperature there is low and stable all year and the air moves weakly, and in summer the opposite of what you would expect happens: warm, humid outside air that gets into a cool cellar cools down and gives up its moisture onto the walls. Airing such a cellar on a summer day can make things worse, not better.

1Summer condensationAiring on a warm, humid day adds moisture to the cellar. Airing makes sense when the outside air is cooler and drier than the cellar — usually at night or in a cooler season.
2Rising damp in the masonryOld foundation masonry without modern waterproofing draws moisture from the ground. That is a structural question; treatment removes what grows on the surface but does not change the path of the water.
3A smell that travels upA cellar smell reaches the ground floor and the restaurant spaces through the stairwell and the service shafts. So we look for the source below, even when the complaint is about above.

More on the mechanism: mould in the cellar. If the problem is a smell rather than a visible patch: odour removal.

Historic finishes — what we do and do not do

The buildings here carry the highest degree of heritage protection. We are not restorers and we do not take on reinstating historic surfaces. Our work is sanitary treatment of premises, and in a heritage property that means adapting the method and the products to the particular surface and agreeing every step with the owner or the building manager.

✓ What we do

  • Inspect, and test the product in an unseen spot.
  • Choose the gentlest option that works in the given case.
  • Allow for a long drying time in thick historic masonry.
  • Agree the surfaces to be treated with the owner before the work.

✗ What we do not do

  • We do not carry out restoration or reinstate finishes.
  • We do not treat surfaces without the owner's agreement.
  • We do not work on a structure that is still wet.
  • We do not install waterproofing or ventilation.

If the inspection shows the cause of the problem is in the fabric — the foundations, the roof, the gutters — we say so openly and do not offer treatment as the solution.

The pedestrian zone and delivery windows

In Old Town it is often impossible to bring equipment right up to the door at any given moment. Vehicle entry is regulated, the streets are narrow, parking is scarce, and many buildings have no lift. In practice that means the work has to be planned for a specific hour and some of the equipment carried by hand.

  • Give the address, the floor and whether the building has a lift.
  • Say what the entry or delivery window is on your street.
  • Tell us who will let us in and whether a pass is needed.
  • In hotels and restaurants, say how many hours the space can be closed.
  • If the property has a cellar, say so straight away — we inspect it separately.

Property descriptions: restaurant, office, ozone treatment. Next door: the Riga Centre and Maskavas forstate.

What a visit looks like, stage by stage

Enquiry

Give the address, the floor, the area, whether there is a lift and what the street's delivery window is.

Arrangement

We agree an hour with the owner or building manager and establish who will let us in.

Inspection

We measure the moisture in the wall, look at the cellar and test the product in an unseen spot.

Treatment

We work in the agreed window; in thick masonry we allow for a longer drying time.

Handover

We say how long the space has to stay empty, how long to air it and what to sort out so the problem does not return.

How long the space has to stay empty after treatment depends on the method and the size of the space; we give the exact time at handover, not in advance over the phone. For a hotel room and a restaurant dining room it is not the same number.

If the inspection shows that treatment is not needed — for example, the smell comes from a dried-out trap or a lack of draught rather than from growth — we say so and do not sell the job.

When the question is not yours

In Old Town premises are often rented, and the cause of the problem tends to be in a part of the building the tenant does not own: the cellar, the stairwell, the roof, a riser or a ventilation stack. Treatment in the rented space is then only removal of the effect, and after a while everything comes back.

✓ What we can do

  • Inspect the space and say where the moisture or the smell is coming from.
  • Carry out sanitary treatment where the owner has agreed it.
  • Describe what we found so it can be shown to the building manager.

✗ What somebody else has to deal with

  • Roof, gutter and foundation waterproofing — a builder.
  • A riser, drainage or a leak behind a wall — a plumber.
  • Cleaning the ventilation stack and restoring the draught in the building.
  • Access to someone else's premises the smell comes from — the owner.

If the source is in the common property, the conversation is simpler through the building manager: for property managers. If you need clarity on the cause and the scope before the work, start with an inspection.

The commonest mistake in an old building

The commonest mistake is treating too early. After a leak an old masonry wall looks dry within a few days, but inside it is still damp: thick masonry absorbs a lot of water and gives it back slowly. Treat at that point and the problem returns in a couple of months and the work has to be done again.

The second mistake is painting over the patch before we arrive. Paint does not stop what is growing underneath, and it has to come off before the work anyway — so it has been paid for twice. If the patch has already been painted, say so in your enquiry so we can plan for opening it up.

The third is airing a cellar on a warm summer day in the hope of drying it. In practice that adds moisture rather than removing it. These three things are simply not known, and expensive to put right.

Prices

Flats: 1-room from €55, 2-room from €65, 3-room from €75, 4-room from €85. Private houses from €95. Commercial premises by area: up to 100 m² €1.20/m², 100–300 m² €0.90/m², 300–1000 m² €0.70/m². Mould: inspection from €40, treatment from €1.50/m², minimum from €80. Ozone treatment €1.20/m², minimum €60.

In Riga travel is included in the price. All prices →

Related pages

Frequently asked questions

The restaurant cellar is damp in summer — should we air it more?

Often the opposite. Warm, humid outside air that gets into a cool cellar cools down and gives up its moisture onto the walls. Airing makes sense when the outside air is cooler and drier than the cellar. At the inspection we check that in your particular space.

The building is heritage-protected — are you allowed to treat it?

We carry out sanitary treatment of premises, not restoration, and we do not pretend otherwise. In a heritage property we adapt the method and the products to the surface, test them in an unseen spot, and agree every surface to be treated with the owner before the work.

How does access work if vehicles are not allowed on the street?

We agree a time in advance and fit in with your street's delivery window. Some of the equipment we carry by hand, because many buildings have no lift. It does not affect the price — travel within Riga is included — but it does affect how long we are on site.

Not sure which treatment you need?

Describe the situation — we will tell you whether treatment is needed at all, and which one.

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