How to stop condensation in my loft

how to stop condensation in my loft

The Ultimate Guide to Curing Loft Condensation

Feb 22, †∑ Broadly, main ways to prevent loft condensation are to insulate your loft effectively and create better air circulation in the loft space. In this article we look at three common ways you can prevent loft condensation from ruining your timber. The first is Icynene spray foam, the second is foam boards, and the third is tile vents. Jul 30, †∑ How to stop condensation in lofts. Fitting easyvents is the easiest way to elimate or prevent condensation in you loft.

Condensation is one of the most common issues faced by British homeowners. Condensation and excess moisture can build up at any time of the year, although it is most common in the Autumn and Winter. The first tell-tale signs of condensation in your loft space include patches of damp, moisture on the insides of windows or unsightly black spots on your walls.

In more advanced cases you may also find mould spores developing on linens or other items stored in your loft.

Damp and mould present significant risks to healthand when left unchecked, excess moisture can begin to rot away at the timber battens in your roof. Fortunately, if the right steps are taken in a timely manner, condensation in your loft space can be reversed and these potential issues will be prevented. The first step however is to investigate the underlying causes behind the problem in your home.

Only then will you be how to set up signature in outlook web app to set an effective plan to tackle the issue in motion. Condensation is a natural phenomenon that occurs when warm, humid air comes into contact with a cold surface. However, if your home is experiencing serious condensation how to come on to a married woman, particularly in the loft space, it can lead to both serious health problems and structural damage.

As most homeowners only go up into their attic a few times per year, issues with condensation in the loft space often build up for a how to freeze fresh carrots and celery time before being noticed.

As with even benign condensation, it occurs in your loft space when excess moisture in the air is unable to escape due to inadequate ventilation.

There are many reasons why this could be happening in your home. Condensation is a common side effect of installing modern loft installation. Loft insulation has many benefits: increased energy efficiency, reduced utility bills and a more comfortable environment within the home. These advantages are well-documented and can even add value to your property as well as saving on annual energy costs. Your home will be cosier and nicer to live in, but the loft space will become colder, which in turn attracts the warm air from below.

When this warm air rises and meets the cold surfaces on the inside of your roof, it will form condensation. Another common cause of condensation is poor ventilation caused by overcrowding your loft space with possessions.

Many older properties may only have a few tile vents or no ventilation at all, which means boxes could potentially be obstructing these vents, greatly impacting airflow. The stored items may also become damaged by the condensation. Many homes in Britain have their hot water tanks in the loft space.

If your loft space has ventilation issues, this makes it the perfect environment for condensation to form. Once this air builds up, rises and hits the cold inner surface of your roof such as slates or the membrane, it will condensate and form pools.

This excess moisture will then lead to damp, mould, and rot. In fact, studies show that an average four person household can release as much as 14 litres of water vapour into the air every day. This can be due to showering or bathing without using an extractor fan or opening the window, as well as cooking, washing up or boiling water without ventilation.

Another common cause is air drying wet clothes inside. Installing extractor fans in your kitchen and bathroom, as well as keeping windows open is a simple way to reduce the amount of moisture inside. You should avoid drying clothes indoors on radiators or clothes maidens wherever possible.

If you must, make what is 10 times 2 the area is properly ventilated with open windows. Often in older roofs, the original roofing felt will not allow moisture or vapour to pass through. Therefore, it should be replaced with an effective roof breather membrane or vapour barrier.

This will, however, require all roof tiles or shingles to be removed. While this is a more involved process, it will help to avoid issues in the future.

This means moving the insulation from being above the ceiling to between your roofing tiles and the roof battens. This transforms the loft space from being a cold area to a warm one where moisture will not condensate. The first step is to check for any obvious signs or issues that may what can i do with a radiologic technology degree causing moisture ingress into the roof space from above.

This can include cracked or broken roof tiles, cracked leadwork or leaking pipes and guttering. Removing any obstructions such as storage boxes from ventilation points is the first stage, as well as ensuring that any items stored in your loft are kept at least cm away from the walls.

If your loft space is already insulated, ensure it has not been damaged by moisture, pests, or other issues. If it has been, it should be replaced with modern, breathable loft insulation along with a vapour barrier to further protect against moisture ingress and condensation. Other ways to add ventilation to your roof space include the installation of vented soffit boards, as well as purpose-built roof tile vents.

These forms of roof ventilation are used along the roofline to improve airflow and ventilation. By drawing the warm air out, they help to prevent condensation from building up in the loft space.

An affordable option for homeowners that come in a wide range of styles, materials and finishes to suit your property. These vents are designed to be installed along with your regular roof tiles. Disguised to match the aesthetic of the rest of your roof as seamlessly as possible, these tiles contain slim vents which allow the passage what is currently being done to stop bullying air. They are also cleverly designed not to allow any moisture to enter the space below, keeping your loft space clean and dry.

These roof tile vents are also available in many different materials and styles, making it easy to match them to your property. In conclusion, we hope this article has helped you to learn more about the causes and prevention of condensation in lofts and attics.

As stated, not only can condensation cause significant structural damage, particularly to timber elements in your home, but it can also be hazardous to health. Tags condensation home improvement insulation troubleshooting. Seems like you have a great knowledge about lofts. I really love this article and will definitely go back. Thank you. Your email address will not be published. Notify me of follow-up comments by email. Notify me of new posts by email.

Stop Condensation Condensation and excess moisture can build up at any time of the year, although it is most common in the Autumn and Winter. What Causes Condensation in the Loft Space? Loft Insulation Condensation is a common side effect of installing modern loft installation. Over-Filling the Loft Space Another common cause of condensation is poor ventilation caused by overcrowding your loft space with possessions.

How to Avoid Condensation in Your Loft? Cooking and Bathing Installing extractor fans in your kitchen and bathroom, as well as keeping windows open is a simple way to reduce the amount of moisture inside.

Laundry You should avoid drying clothes indoors on radiators or clothes maidens wherever possible. Changes to Your Roof Often in older roofs, the original roofing felt will not allow moisture or vapour to pass through. Adding Roof Ventilation Other ways to add ventilation to your roof space include the installation of vented soffit boards, as well as purpose-built roof tile vents.

Vented Fascia, Soffit, Ridge and Eaves Panels These forms of roof ventilation are used along the roofline to improve airflow and ventilation.

Roof Tile Vents These vents are designed to be installed along with your regular roof tiles. Dylan Garton is a cofounder of Skill Builder and freelance video producer, camera operator and video editor. One comment. Loft and Insulation 17th March at am.

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What Exactly Is Condensation?

One of the first things many DIYers do when they see condensation up in the loft is to add extra layers of insulation above the ceiling. While this insulation is great at keeping warmth in the home, itís not a water barrier, so moisture will still pass through into the now even colder loft space and condensate. DIY methods to stop condensation in the loft Stopping condensation in the loft is a two step process. Principally you must ensure that the loft is effectively ventilated in order to improve air flow and to allow damp air to disperse outside rather than settle on loft . Stop Condensation in Your Loft ~ Ventilation & Vapour Control. Roger wants to show you how to get the vapour in your house under control and looks at what is happening and how to combat this age-old problem. Condensation in the loft and loft ventilation are some of .

We recently updated our guide to damp proof prices in the UK that can be found here and then decided it would be a good time to tackle another problem often experienced in winter ó loft condensation.

Lap vent, can be purchased from Amazon. Loft lap vents are cheap and can be installed DIY in a matter of minutes. While there are many different causes of this type of condensation, the following are by far the most common:. Water droplets on the underside of roofing felt. Tell tale signs of condensation issues. The loft spaces above most homes in the UK are designed to be cold, insulation is placed above the ceiling and this keeps the home below warm and the loft above cold. But, as you are probably aware, when moisture comes into contact with a cold surface, it forms water droplets condensation.

This is exactly what happens with the moisture in the house, it rises into the loft and during cold weather typically near or below freezing temperature it condensates. Any extra insulation you add to the ceiling will reduce the temperature in the loft, so condensation may worsen although this is rarely the sole cause.

The same applies to loft boards, these also keep the warmth out of the loft, making it colder and more susceptible to condensation. This explains why most cases of problematic condensation affect either new well-insulated houses or older houses that have just had their insulation upgraded. The loft space should have adequate ventilation to prevent the build-up of moisture to an unacceptable level.

Unfortunately, placing boxes and possessions in the loft can disrupt the airflow and render the vents useless. The roof space is not intended to be a storage area, so if you do put items up there you could restrict the air flow.

The stored items may also become damaged by the condensation. Pushing the loft insulation into the eaves can also block the airflow, this is a common mistake made by inexperienced DIYers:.

Loft insulation pushed into the roof eaves blocking the vents. We have seen one case where a faulty thermostat was causing the water to boil constantly and the steam was condensing on the underside of the felt. First check for any obvious signs of water ingress that could be increasing the moisture levels in the loft.

Broken roof tiles, leaking pipes and cracked roof leadwork are common culprits. Ceiling downlighters and pipework passing through the loft and into the rooms below can also allow moisture to pass through, so these should be sealed appropriately.

Every home is different and we all live different lifestyles, every home will have a different humidity level and dew point, but here are some common household tasks that can produce excessive amounts of moisture:.

Moisture from the clothes on radiators must go somewhere. Hanging clothes causes damp and condensation in so many homes that many landlords create tenancy agreements stating that tenants must not dry clothes indoors. Wall vents should not be blocked and kitchen and bathroom extractor fans should be used where possible.

Double glazing and wall insulation all help to keep the house warm but can prevent moisture from escaping, so it rises to the loft and condensates. If the loft feels damp, mouldy and stale with visible signs of fungal growth to the timbers then this could be as a result of excessive and problematic condensation forming.

The following types of loft ventilation can be installed from outside of the roof, so should be fitted by a roofing professional. Ridge vents are placed at the very top of the roof and should be used in conjunction with ventilation lower down the roof. Vents can also be placed midway up the roof, these are fairly cheap to purchase and any roofing contractor should have the skills to install them. The eaves is the lowest part of the roof and most houses should have an eaves vent system fitted, either to the fascia or the soffits.

These are installed to new houses and also when new roofline fascias and soffits are fitted. They should ideally be used in conjunction with vents further up the roof.

There is, however, one product that you can buy online from Amazon and install from within the loft. The product is a lap vent and is designed to open up the overlapping felt so an airway is created. This product significantly increases the airflow through the loft, is cheap, easy to install and can be purchased from Amazon.

Lap vents are the easiest, quickest and cheapest way to add extra vents to a loft that is experiencing condensation. We have already provided details of products that can be fitted to your roof to release moisture and reduce condensation but the next step is to try and reduce the amount of moisture being generated in the first place. If you are experiencing high levels of condensation in the loft, then you really should start by asking yourself where this moisture is coming from and how you can reduce it before it rises into the loft.

If you have the windows closed during the winter, the moisture will remain in the home and condensate on cold surfaces such as window panes, cold taps and the felt in the loft. Every home is different and some are more drafty and less well insulated than others, this has a two-fold effect on condensation:.

Excessive loft condensation is often but not exclusively the result of an imbalance between insulation and ventilation. Upgrading the insulation to these houses can lead to condensation in the loft, and as such, ventilation should be installed or upgraded along with the insulation.

Unfortunately, insulation installers rarely have enough knowledge or expertise to calculate the required ventilation when upgrading the insulation. It should be noted that in some homes, it may be impossible to completely eradicate loft condensation but your goal should be to reduce to an acceptable level i. One of the first things many DIYers do when they see condensation up in the loft is to add extra layers of insulation above the ceiling. We suggest you first have your property inspected by an independent surveyor before you proceed with any of these options:.

Sprayed insulation. Image from Permaseal. Jeff Howell writes for the Telegraph newspaper and has written several no-nonsense articles about soggy wet lofts and condensation problems:.

Why is there condensation in my loft? DIY advice ó wet roof spaces. Phil Parnham offers an opposing viewpoint with his article about the myths and realities of loft condensation:. Condensation in Loft Spaces: myths and realities. NFRC help sheet. Our website also has an in-depth guide to damp issues along with several case studies and some relevant helpful tips for those suffering from damp problems:.

If you want a second opinion from a rated and reviewed tradesperson, hit the link below to see how we can help you:. This guide was written by Danny Woodley and was last updated in August Explore our full list of detailed price guides here. Visit Claire's corner for insightful research into topics she's passionate about. Job Prices makes use of cookies to help us provide a better user experience.

By browsing our site, you agree to their use. You can learn more about cookies and how to control or delete them here. Pro tip: First check for any obvious signs of water ingress that could be increasing the moisture levels in the loft. Pro tip: Hanging clothes causes damp and condensation in so many homes that many landlords create tenancy agreements stating that tenants must not dry clothes indoors.

Window trickle air vent. Tile specific vent. Universal tile vent. Eaves vent nailed to fascia board. Pre drilled soffit vents. Pro tip: Lap vents are the easiest, quickest and cheapest way to add extra vents to a loft that is experiencing condensation. Pro tip: Every property is different and some well-ventilated buildings never experience condensation.

Is Loft Condensation Normal? Loft condensation in winter is perfectly normal and with adequate ventilation, the moisture should clear in a short time. Persistent condensation or high levels of moisture in the summer should be investigated further.

For loft condensation, we recommend felt lap vents, which are very easy to install DIY and improve the ventilation in the loft space. Provided you have adequate insulation on the floor of the loft, the temperature of the property below the loft should not be affected should you wish to install loft vents. Passive extractor fans are also an option for problematic condensation problems. About Us: Compare prices for hundreds of jobs and find the average cost.

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