Condensate on plastic windows in Minsk: effective solutions to eliminate causes.

With the onset of cold, many residents of Minsk and Minsk district are faced with the problem of window drying. Glass «cry», water spouts appear on the window sill, and mold may form in the corners.

I, Dmitry, a window repair expert with 20 years of experience, have already helped hundreds of clients in Minsk and the region to cope with the problem of condensation.


Why does condensate form on glass packets?

Condensate (or dew) occurs when warm, moist air touches the cold surface of the glass. In winter, windows become the coldest part of the room, and if the humidity of the air exceeds 45 percent, the drop of condensate is almost inevitable.

The main factors affecting the formation of condensate

  • High humidity.Sources: cooking, drying of the underwear, large quantities of room plants, breathing of people, recent repairs (stuttering, splashing, securing moisture).
  • The ventilation is inefficient.The plastic windows are sealed, and if the drawer is not working properly or is blocked, the humid air stays.
  • Not enough heating.Weak radiators, especially if they're covered in wide windows or curtains, won't heat the glass.
  • The structural flaws of the house.The inter-panel seams, the freezing walls, the damaged wind tunnels by the neighbors, all of this is making things worse.
  • The windows are wide.They prevent normal convection: the warm air from the battery rises and leaves the room without heating the glass.
  • Problems with the sewing machines.If the condensate is accumulated mainly on the window sill or the bottom of the frame, and the windows are dry, it may blow or freeze the assembly seam.

How to reduce or eliminate condensate?

This approach should be comprehensive.

1. Set up the ventilation

  • Air the room regularly: 2–3 times a day for 10–15 minutes. Even in winter, this is necessary.
  • Install valves (on the wall or on the window) — they will provide a constant flow of fresh air without any drains.
  • Check the work of the kitchen and bathroom drain, clean the drains or install a forced fan if necessary.

2. Optimize the heating

  • Make sure the radiators under the windows are working efficiently, and do not lock them in long curtains or put high colors on the window sill.
  • If the window is very wide, put ventilation grids in it; warm air can climb up to the glass.
  • Consider installing energy-efficient glass packets (low emission) that cool less.

3. Keep the humidity under control

  • Buy a hygrometer (a device for measuring humidity). The norm is 40%.
  • Use air dryers, especially after repairs or in wet rooms.
  • Dry your underwear in the bathroom with the drawer on or on the balcony, not in the room.

4. Check the condition of the windows and seams

  • Check the sealants: they must be elastic and tightly attached.
  • If the condensate is assembled on the window sill, the sealing seam may be damaged, and it may need to be reworked (removal of the drains, drains, window sill and new sealing).

Frequently Asked Questions

Why are new plastic windows getting wet and old wooden ones not?

The old wooden windows were non-airtight: fresh air was constantly flowing through the cracks, and the moisture was not delayed. Modern windows are airtight, and if the ventilation is poor, condensate is inevitable. This is not a lack of windows, but a feature of modern technology.

Can you remove condensate with folk means (candle, fan)?

The candle on the window sill creates a convection and can warm the glass a little bit, but it's a temporary measure.

The windows are all stained glass from the inside of the glass.

It's a sign of the glass packaging's decarbonisation, only a replacement will save it.

How much does a diagnostic trip cost?

I'll check the windows, measure the humidity, check the ventilation and give recommendations.


Why should you come to me?

  • 20 years of experience.I know all about the causes and methods of fighting condensate.
  • Free admission and diagnosis.I will come to you in Minsk or Minsk district, evaluate the situation and propose the best solution.
  • It's a complex approach.I'm not just going to replace the sealant, I'm going to find the real reason.
  • The materials are of high quality.I only use certified sealants, sealants and fittings.
  • Guarantee up to one year.I give a written guarantee on all types of work.

Order professional window diagnostics at the condensate in Minsk

If your windows are constantly 'laquo;paying' or if you notice the first signs of mold, don't delay. Call me right now for a free consultation and a recording at a convenient time.

Telephone for communication: +375 (29) 135 -50-50

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