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Pack 20 Roofing Felt Lap Vent Stops Loft roof Condensation/Attic Space Ventilation Airflow

£9.9£99Clearance
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Delivery charges will vary and will depend on the manufacturer, weight, size and delivery location. The cost is automatically calculated when you add items to the shopping basket. The product has been designed as a remedial solution to help overcome the build-up of condensation in the roof space, however like all products that open the felt lap to provide ventilation it does not meet the code of practice BS 5534:2014+A2:2018 6.2.1.1. The specifier or user should be aware that the opening of felt laps on the roof may adversely affect the driving rain resistance of the slates, tiles or shingles, as well as increase the wind uplift forces acting on them. You should ensure that the opening of felt laps on the property will not adversely increase the wind uplift load on the tiles/slates or the driving rain resistance of the roof, for more information see BS 5534:2003, 5.8.1 & 6.2.1.1. Roof FeltVent Key Information The EasyVent is both innovative, inexpensive and inconspicuous. Just like Manthorpe vents, they are installed on the inside of the roof, in between the overlap and underlap of the felt lining or membrane. Each EasyVent Loft Vent comes with a spring attachment that you position inside the vent before installation to create an airflow outlet. This allows warm, moisture-rich air to escape through the roof and instantly helps to stop condensation in lofts. It’s such a simple solution, but it works. Other Products to Help Ventilate your Attic.

In this final section of our complete guide on how to stop condensation in loft spaces, we will give you all the tips and professional advice you need to banish condensation from your home. What causes condensation in your attic? Felt Lap Vents are considered by many as the most popular and easy-to-fit products available on the market today. Inserted on the inside of the roof, they are a DIY product that can be easily and cheaply installed. They are extremely effective at treating condensation problems in attics and lofts. Manthorpe and Easy Vents for Lofts are widely considered to be the best on the market. Manthorpe Felt Lap Vent. The Manthorpe Felt Lap Vent is a refurbishment product designed to increase the amount of ventilation into existing roof spaces. The product has been designed as a remedial solution to help overcome the build-up of condensation in the roof space, however, like all products that open the felt lap to provide ventilation it does not meet the code of practice BS 5534:2014+A2:2018 6.2.1.1.

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Products are also available for slate roofs in the form of slate vents. Compact, easy to install, and discreet, these vents are ideal for period properties and stone houses, where they promote airflow and keep roof spaces free from condensation. They slot in place just like regular roof slates and blend in seamlessly with the rest of the roof. Please Note: The specifier or user should be aware that the opening of felt laps on the roof may adversely affect the driving rain resistance of the slates, tiles or shingles, as well as increase the wind uplift forces acting on them. Our roof ventilation range is entirely British manufactured, as are the majority of our products; proudly supporting British manufacturing and minimising risk in the supply chain and in your project schedules. Roof and eaves ventilation – complete solutions But roof vents aren’t as simple as just drilling some holes in your roof and calling it a day. To make sure that the roof is still waterproof, you need to use specially designed roof vents. But there’s no reason to fear, there are several different approaches to roof vents and you’re sure to find one that suits your roof. Tiled Vents Roof ventilation from Manthorpe can help save both pennies and the environment. In an increasingly energy-conscious world, clients are much more aware of how to save money as well as the planet, so specifications can become even more demanding, putting extra pressure on budgets. Fortunately, Manthorpe’s cost-effective solutions cater for all types of roof ventilation requirements, including new build and refurbishment.

There are many products available to help you stop loft condensation, and most of them are inexpensive. Remember that they require a lot more work to fit, and work is often undertaken on the outside of the building. Here is an overview of 3 other roof vents that may help you: Roof Vents Attic or loft condensation is normally spotted either in the winter months or after installing new loft insulation. All homes generate moisture from everyday activities like cooking and showering. When this moisture condenses in a cold loft it can eventually lead to costly problems like rotten roof timber. For more information read our guide on condensation. Each felt lap vent creates an air gap delivering up to 3000mm2/m of ventilating airflow. When combined with existing roof space ventilation, fitting evenly spaced lap vents on both sides of the loft will fix most loft condensation problems. Without proper ventilation, temperature changes and moisture build up can cause problems with condensation, unwelcomed damage to your belongings and insulation , damp and a variety of other issues. Ventilation is easy to install and worth the investment to keep your loft or attic free from these problems.

Literature and Technical Info

Felt lap vents are designed to increase the amount of ventilation in existing roof spaces. They tend to be fitted retrospectively to properties which have additional loft insulation, with the roof lap vent helping to combat the issue of condensation accumulation. The key with abutment vents is that there needs to be a gap between the nearest batten and the flat wall. – 10mm for the Manthorpe vent though this can vary. The roofing felt needs to be draped around the battens so that the 10mm gap is clear. After this, the top layer of tiles needs to be placed so the abutment vent can be installed. You're able to select a preferreddelivery date in your shopping basket. Whilst we aim to deliver your items on this date, it is not guaranteed.

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