do i need a chimney liner for an open fire?
Posted by in Jan, 2021
Chimney systems that predate 1965 The liner size is the number one factor for the appliance to burn properly. If you want to make the fireplace wider than the original size, it’s best to consult a specialist builder first. Evolve Home Energy Solutions and Exeter Community Energy (ECOE) are providing a free webinar series. Chimney flue lining for an open fire. However, a liner in the chimney further reduces the risk of a leak or problem developing. Open wood burning and coal fires require a class 1 flue liner with a minimum diameter of 200mm. When an installer checks your chimney they may find that the only way to provide you with a compliant and safe installation is to line the chimney. Working together for a cleaner and safer environment. Click here to find out more about the BFCMA, Search the HETAS Product list for suitable chimney systems and liners, Enclosing a twin wall factory metal chimney, Evolve Home Energy Solutions and ECOE free webinar series, CPD Sessions and Workshops offered by HETAS, New legislation for wood and manufactured solid fuels, The flue may have lost integrity and can leak smoke into rooms or other part of the building, Condensates or tar can seep through chimney walls causing staining, inside or outside of the building, Lining with insulation included can improve the operation of the appliance and flue – particularity important when the chimney is situated on an external wall, Defective flue systems may be eroded and rough. There are regular flue liners, steel flue liners, flexible flue liners and lastly there are furanflex flue liners. Grilles must have a sufficient free open area. Inspect the recess and chimney One of the most common questions asked on the HETAS Consumer Wood burning stove installation Greenwich, Wood burning stove installation Mottingham, Chimney liner installation company London, Chimney liner installation company Newham, Chimney liner installation company Bexley, Chimney liner installation company Lewisham, Chimney liner installation company Greenwich, Chimney liner installation company Bromley, It decreases the build up of things such as soot, tar and creosote, It prevents carbon monoxide from leaking into your home, It is more energy efficient – reduces the consumption of wood or fuel, No need to purchase extra chimney fan extractors. Thus will cause frictional resistance to the flow of the gases resulting in poor up-draught, Large flues over 200mm, particularly ones containing voids, may affect appliance performance. We have an open fire in our Victorian terrace and I'm pretty sure the chimney isn't lined. Shop All Gas Fires Without Chimneys 1. Basically, the answer is that an open fire was sending 80% or more of it's heat straight up the chimney and in doing so it was driving the smoke and flue gases upwards - thus aiding the natural "draw" of the chimney. Gloucestershire This chimney project is for an open fire. Click here to find out more about the BFCMA. These interactive meetings keep staff up to date with changing legislation Read More…, The new legislation will ban the sale of the wet wood and house coal, aiming to prevent harmful pollution from domestic burning of all solid fuels. The webinars will take place over two days. However, if you're not using your fireplace and your chimney acts solely as a vent for your furnace or water heater, you may not need to have a liner installed. Unit 5 Newtown Trading Estate Due to the size and weight of the flue liner, it is advisable to have scaffold in place. Related Questions. GL20 8HD It is mandatory if you are building a new property or perhaps you have an older property both require you to have chimney liners. Remember carbon monoxide kills. Helpline is Do I need my chimney lined? Undersized liners will not allow the appliance to vent properly. The volume of gas is much less, but exits the burner at more than twice the temperature of an open fire. If any work undertaken on the chimney, including installation of a new liner, is done in conjunction with the installation of a heating appliance, then that work is a controlled service and must be undertaken by a competent person, such as a HETAS Registered Installer or approved by your Local Authority Building Control department. But you really do need to know what size of flue is recommended for your planned stove, … We had the sweep round recently and he told us off for burning damp wood (which apparently makes lots of soot and can eat through the brickwork) but he didn't mention getting it lined. If installing the stove into an existing fireplace/chimney and not using a new chimney liner the installation is very straightforward for a person with average DIY skills. Search the HETAS Product list for suitable chimney systems and liners. There are three main reasons for fitting a flue liner. i have had a gas fire removed and would like a log burner putting in place the chimney has a liner ,do i need to … 5. A chimney liner may be necessary in an older property if the flue inside your chimney is no longer safe to use. Unburnt particles and gases take the form of visible … Sounds like you could have secondary fire in the chimney itself. For houses without a chimney, installing a balanced flue gas fire is a very popular option. Tewkesbury Do I need a chimney liner? Most people will require a chimney lining installed within their home. Otherwise it is not necessary. The Ready to Burn certification scheme will underpin The Air Quality (Domestic Solid Fuels Standards) (England) Regulations 2020 and comes into force in England from May 2021 for most Read More…, HETAS Ltd It makes sense to drop a liner down the chimney and fit a decent cowl whilst you have the scaffold in place. Chimneys are lined for a number of safety reasons. chimneys may require relining to suit the fuel type being used (a gas flue If there is any risk that the chimney could leak fumes in to the house they must line it with a suitable re-lining material. However, modern wood burning or multi fuel stoves are 75% or more heat efficient - meaning that only 10% or so of the heat is going up the chimney and is … At this point it is worth reminding ourselves that modern day wood-burning stoves are 80% efficient which means that only 20% of the heat is lost up the chimney. badly installed flue liners and need further attention. It may be an essential part of your installation. The size of the lining will determine the cost along with the cost of labour – it can range anywhere from £150 to £250. Open fires with larger fireplace openings (usually freestanding grates) will need larger flue sizes calculated alongside the height of the chimney and required ventilation. If you have an older flue liner our professionals can check the condition by carrying out a CCTV inspection. Insulated liners keep the flue gases warmer, increase the upward speed of those gases and help prevent condensation. Wood burning stoves usually require a flue liner, and it is highly recommended that you combine this with a suspended pot hanger chimney cowl. There are appropriate tests to determine whether or not a chimney is ‘sound’ and does not leak, these are referred to as … This can cause smoke to pour out of the stove and it can also cause gas and oil appliances to fail. A chimney liner is obligatory if you are installing a woodburning stove, gas fire or open fire in a new build property to comply with Document J of current Building Regulations. It makes no sense to install a chimney liner against a dirty chimney and run the risk of a chimney fire. These will have information to help make homes more energy-efficient. If you continue to use this site we will assume that you are happy with it. Flues above 6m tall should generally be not less than 1/7th to 1/8th of the area of the fireplace opening, e.g. The first session will cover the government’s Green Homes Grant scheme and how to find quality installers. Doing it later will incur extra costs. B. DEFINITIONS Before proceeding further it is important to understand the terms used when talking about chimneys. As a rule of thumb the chimney or flue should be 15% of the area of the open fire opening. New Cracked masonry should be addressed from an energy-savings perspective -- a lot of air could be escaping from your home, depending on where the damage to the chimney is located -- but it's not likely to be a fire … I had to get a liner fitted to my own chimney as when I bought the house someone has fitted a stove with just a debris plate with cleaning hatch, you just would smoke myself out of the room trying to get the chimney … We use cookies to ensure that we give you the best experience on our website. will often require a modern lining solution for the following reasons: The BFCMA has produced general guidance on the selection and installation of flues and chimneys for wood burning and multi fuel appliances in residential properties. If there is any risk that the chimney could leak fumes in to the house they must line it with a suitable re-lining material. For homes with a Class 1 Chimney there doesn’t tend to be many restrictions on the type of fireplace but it is important that the chamber itself has enough room to house the fireplace. Always consult a HETAS Registered Installer prior to undertaking any solid fuel installation work. Do I Need a Flue Liner for My Chimney? E: info@hetas.co.uk. Severn House A chimney fire is more likely (far less likely if lined and would also be contained within the metal tube) if you do not fit a chimney liner. Will a gas engineer be able to buy the model i like or do I have to go to a gas fire shop. Traditional open fires are inefficient with a high smoke velocity. Chimney liners are mandatory if you have a wood-burning fireplace, gas fireplace or open fire fireplace. Installing a flexible chimney liner or complete twinwall system is a larger job and may involve ladders or scaffolding if external access to your roof is needed but is still technically straightforward. There is a regulation that says your installer must satisfy themselves that the chimney is free from defects and suitable for its intended use. This will need removing as it won’t be suitable if you are planning on using solid fuel in your fire. As you’d expect, the requirements controlling new chimneys, flues and appliances are safety based and very detailed. If this is not the case then you may need an electric fan to overcome this problem. … Class 2 liners liner may not be suitable for other fuels). Over time, this corrodes the inside of the chimney flue and destroys the brick and mortar. While they do require some building work, they are incredibly efficient and available in an array of style choices. If the room has a suspended wood floor with air bricks round the outside of the house, then a simple floor grille cut into the floorboards to one side of the hearth or chimney breast is a good solution. Click here to view the guidance document. In any case, a cowl is a good idea for eliminating blockages and downdraughts which can cause problems with your wood-burning stove. For special projects we also offer our services in all of the UK. Most of our clients come from the following areas in London: Camden, Royal Borough of Greenwich, Hackney, Hammersmith, Fulham, Islington, Royal Borough of Kensington, Chelsea, Lambeth, Lewisham, Southwark, Tower Hamlets, Wandsworth, City of Westminster, Barking and Dagenham, Barnet, Bexley, Brent, Bromley, Croydon, Ealing, Enfield, Haringey, Harrow, Havering, Hillingdon, Hounslow, Royal Borough of Kingston upon Thames, Merton, Newham, Redbridge, Richmond upon Thames, Sutton, Waltham Forest, and surrounding areas. what3words: ///firepower.awake.uncouth Most liner manufacturers give a ten year guarantee and having your chimney swept prior to installing the liner is one of the conditions. We have seen many people questioning the need for a flexible flue liner often comparing an open fire to a wood-burning stove. For an open fireplace to function properly and for the chimney to draw, the ratio between the chimney and fireplace needs to be exactly right. Lined Chimneys are Safer. i want to replace a gas fire. However, a liner is not always necessary. The fitting of the stove and closure plate is outlined in more detail in a separate article that you should read after reading this article: Wood burning stove in a fireplace connected to a chimney liner If you are going to line the inside of a fireplace (rather than render or just paint) then you’ll be using some kind of fireproof lining-board. Regulations state that open fires need a minimum flue diameter of 200 mm (eight inches). This all depends on the kind of appliance and chimney inside your property. Furanflex flue liners are the newest chimney lining technology. The ideal flue size is … A chimney liner is obligatory if you are installing a woodburning stove, gas fire or open fire in a new build property to comply with Document J of current Building Regulations. For the most part their purpose was to facilitate an open fire and they would require natural circulation to take the waste gases away from the fireplace. Chimney Liners For Open Fires. Metal chimneys consist of two concentric metal walls with insulation filling the space between them. The British Flue & Chimney Manufacturers’ Association is Britain’s only Trade Association for factory-made chimney products and works closely with HETAS, Government, public bodies and other organisations to further the interest of the chimney & flue industry. Balanced Flue Gas Fires. However, a gas fireplace will require a much smaller flue liner – you are able to use a flue liner that is only 5 to 6 inches in diameter. They must line it with a free webinar series systems and liners to overcome problem! 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