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Condensation on windows

12 replies

HappiDaze · 24/10/2023 12:52

The other day when the temperature dropped my sons double glazed windows at the back of the house we're covered in condensation in the morning

I turned the heating up a degree

And made sure the curtains were left open

And the next day and ever since no more condensation

We do have a humidifier which I also used during the day for the first couple of days

It's been downstairs since drying washing

I also bought from Lidl the other day a window Vacuum £20 which I'll use if it happens again. They have these in stock still

OP posts:
HappiDaze · 24/10/2023 12:53

So if you're getting condensation keep the curtains open to let the air move around as it worked for us

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GasPanic · 24/10/2023 13:06

It probably has a bit of an effect.

Remember though there are multiple factors that will affect the amount of condensation on a window including temperature outside, temperature inside, humidity inside the house, relative airflow to the condensing surface.

Windows are basically dehumidifiers. The exact same process happens in many that you buy. Air is drawn in, passes over a cold surface and the water in it condenses on the cold surface and drips into the tank. Remove the drawing in the air bit and they become less effective as new humid air is not sucked into the condenser to remove its water- that's why they suck air in.

So under some circumstances increasing the airflow to a window might actually condense more water on the window. OTOH under others it might actually help dry the window out.

If your double glazed windows are condensing up it often means they are blown.

SpacePotato · 24/10/2023 13:14

No. Most people don't want to sleep with the curtains open.

All this is doing so moving the problem elsewhere, not solving it.

If there is too much moisture in the air the dehumidifier is the obvious solution.

HappiDaze · 24/10/2023 13:19

Those windows are the only ones that haven't been replaced

But I was really pleased that by keeping the curtains open we haven't suffered the usual condensation.

There is now non whatsoever and it's chilly outside and warm inside - my thermostat is 19 degrees max and only 7 degrees at night.

I have my window vac at the ready because wiping them down with a squeegee and micro cloth just didn't cut it when trying to dry the bloody windows. No condensation with any other windows.

His room is beset with issues, former leaky roof whiz caused damp and mould - roof is fixed fingers crossed 🤞 now so just letting it all dry out really well

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HappiDaze · 24/10/2023 13:24

Yes I did ask my DS first

We now draw the curtains on each side so there is a large gap in the middle

We are not overlooked

He would rather that then me coming in in the morning to window vac the windows before I go to work which is before he wakes up for college abs he does not want the responsibility of drying the windows every day which so far we haven't had to do again

It's worked so far keeping the curtains open.

It was definitely the curtains being closed at night that contributed to the condensation in our case.

I open our windows everyday. Not so long in the winter just like 15 minutes unless it's the bathroom - that's a bugger to police to get condensation and warmth balanced

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JamieandRoybromance · 24/10/2023 13:32

Get a micro fibre cloth, squirt neat washing up liquid on it and wipe down the windows. They stay blurry for a few minutes but then clear. This leaves a transparent film on the window and prevents condensation, as the water droplets are unable to stick to the window. Game changer, I promise you.

HappiDaze · 24/10/2023 13:34

JamieandRoybromance · 24/10/2023 13:32

Get a micro fibre cloth, squirt neat washing up liquid on it and wipe down the windows. They stay blurry for a few minutes but then clear. This leaves a transparent film on the window and prevents condensation, as the water droplets are unable to stick to the window. Game changer, I promise you.

I think I've read about this

I'll definitely give it a go once DS vacates his room

It half term at the moment

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HappiDaze · 24/10/2023 13:35

Will they drop straight onto the wooden sill though causing worse damage ?

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HappiDaze · 24/10/2023 13:36

These flipping 1890's Victorian houses are a pain sometimes

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JamieandRoybromance · 24/10/2023 13:38

You may find a few pools of water on the window sill, but this is easily mopped up. I much prefer to do this than having to wipe/vacuum windows.

Reallybadidea · 24/10/2023 15:19

We had condensation a couple of days last week when it was really cold overnight. Then the weather got warmer and we haven't had any since. I'm not sure it's leaving the curtains open that has stopped it.

PinkRoses1245 · 24/10/2023 15:23

We always have condensation on our bedroom windows in winter, I never gave it a second thought. It clears once we open window in the morning. Bit OTT making your DS sleep with curtains open

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