I'm bricking up an unused fireplace in a house about 30 years old. Ensure your clothes dryer is off and there are no exhaust fans running when attempting to light the fire. "Direct vent" refers to a sealed-combustion system in which air for combustion is drawn from the outdoors, and waste combustion gasses are exhausted to the outdoors. Gas Fireplace Direct Vent Termination Cap Clearance Distances - clearances between the gas fireplace exhaust vent and other building components or features. Adjust the air vents throughout the fire to keep it going. A fire crackling in the fireplace adds to the ambiance while the heat it generates helps to warm the area. Close down the vents to maximize efficiency, without causing the fire to smolder. Sealed combustion direct vent gas fireplaces are an acceptable alternative. The product range consists of cast iron, closed system fireplaces, which can be either freestanding or built-in. Leave the vents fully open for a longer period of time if closing down the vents causes the fire to smolder or go out. The balance turns into ash, smoke and hot air which escapes through the chimney. A closed-system fireplace is designed to minimize the loss of heat, and to burn as much of the fuel as possible. Open the fireplace vent at the top of the firebox. A fully open vent allows the smoke to travel up the chimney. Cecilia Harsch has been writing professionally since 2009. Most of the closed-combustion fireplaces and stoves at the top-en of the market are manufactured from cast iron, steel, or stainless steel. © Copyright 2020 Hearst Communications, Inc. ). Pictures and keepsakes are displayed on the mantel, and during the holidays, the pictures are exchanged for Christmas stockings. For most wood-burning fireplaces with a single venting system, the choice is simple. On certain flooring, wood for example, a base of steel, tile or glass is required to protect from heat damage. The fireplace is positioned where it is going to stand in the room. The Dovre fireplace brand is Belgian. Direct-vent hearth products are the safest option for supplemental heating. The Itaca has an impressive 17kW nominal output up to 21kW. Some of the draft is coming in around the outside edges of the glass doors (which I assume I can't do anything about) but there is also a lot of cold air coming through the vents above and below the glass doors. Closed-combustion fireplaces are extremely efficient. Should a Fireplace Flue Damper Always Be Completely Open? We have Insert and free standing fireplaces made of cast iron or boilerplate steel. Place a kindling between the two logs such as dry leaves, twigs, bark, dried pine needles or small pieces of split, dried softwood. Fireplaces do more than just warm a den. These things can disrupt the air draft up through the vent in extremely cold weather. The fireplaces can be multi-fuel burning, wood burning, anthracite burning. As long as the vent is fully open, the chimney will heat, and the smoke will vent properly. The same applies for B-Vent gas fireplaces. These built-in options allow access to the dampers for servicing from the ... B Recommended clearance to permanently closed window to prevent condensation 30 inches Here is the basic process for most closed combustion fireplaces. Wood stoves should have a direct ducted supply of combustion air. Portable kerosene heaters should never be used indoors. You can finish it with drywall or some other material. But they will typically have vents around the doors or somewhere to allow oxygen to get into the fireplace even if the doors are closed. An insert is basically a fireproof box that's surrounded by steel or cast iron and fronted by insulated glass, creating a closed combustion system. Direct vent, or sealed combustion, fireplaces use a coaxial vent pipe that performs the dual function of both air intake and exhaust outlet. How to Clean a Pilot Assembly on a Gas Stove, How to Get Rid of Bees Without Killing Them. Though not as efficient as open combustion, vent-free models (which can be up to 99% efficient), direct vent fireplaces are far more efficient than natural vent models. It had an open flame gas fire in it previously (with a nasty brick fireplace! Fireplace Warehouse is one of South Africa’s largest and most trusted providers of Fireplaces, Woodstoves, Closed Combustion Fireplaces, Braai’s and related products. The exterior hole (roof or wall) is then sealed, waterproofed and insulated. The flue and chimney are then fed through the roof or wall and attached to the fireplace via the top or side, depending on the unit’s design. Direct vent fireplaces are typically gas fueled. A corresponding hole is cut in the roof, if applicable. A closed vent can cause smoke to billow into the room, but using the fireplace vents properly ensures enough air feeds the fire and the smoke escapes up the chimney. At the end of these vent systems, a proper termination cap must be used. You will stop the cold drafty air in the winter and keep warm humid air from coming in during the summer months. The inner or outer floor of a fireplace usually made of brick, tile, or stone. Lacunza Catalogue . Unvented (ventless) gas fireplaces or gas space heaters should never be installed. This type of fireplace has a completely sealed combustion chamber which allows it to vent directly out a side wall of the home. Like all our fireplaces, they’re designed for … Use fireplace vents properly to aid in starting a fire and keep it burning longer. Contact Us: (0)12 663 3911 Email: homefires@homefires.co.za Facebook Twitter Pinterest linkedin Telegram Gas Appliance Direct Vent Clearances Distances from direct gas vent to building features Sidewall vent, direct vent, direct exhaust systems for gas fired heaters, water heaters, other appliances. The air is then routed around the firebox and exits through the top air vent … Most natural gas fireplaces garner efficiency ratings as high as 78%, meaning that up to … A closed vent can cause smoke to billow into the room, but using the fireplace vents properly ensures enough air feeds the fire and the smoke escapes up the chimney. There is a really cold draft coming in through our fireplace even though the flue and the glass doors are closed. Many homes have a bellows among the fireplace accessories. Read the label on the lever to determine which way to move the lever to open the vent, if the lever is labeled. Most homeowners who choose direct-vent models enjoy the peace of mind of knowing that all odors and pollutants are being vented outsid… This technology ensures the highest air quality, while improving performance, so that you get the most out of your hearth product. Close all your windows and doors. Most of our fireplaces burn wood, wood pellets or anthracite. The Beauty Fires collection includes closed combustion fireplaces, gas fireplaces, bioethanol fireplaces, braais and spit braais as well as unique suspended wood fireplaces. Yet if you use the vents as they are designed, this tool will not get much use. An open fireplace, in contrast, can exhaust such a large volume of air that it could affect the operation of, for example, a conventional gas-fired furnace or water heater. They offer convenience and safety, with sealed combustion systems that protect indoor air quality by drawing outside air for the fire and expelling 100% of combustion exhaust and byproducts outside the home. Home Fires manufactures distinctive braai and fireplace products that create an age-old homeliness, cosy ambience, and happy smiles. Gas Appliance Direct Vent Clearances Distances from direct gas vent to building features Sidewall vent, direct vent, direct exhaust systems for gas fired heaters, water heaters, other appliances. I've searched the forums and read the ones discussing air vents/bricks, and also looked in the projects page to understand the 'lie of the land' before posting. ... You will need a power supply to power the fan and you must have two air vents in the wall, one below and one above the fireplace. In the case of vent-less gas logs, it's not uncommon for a fireplace to emit a kerosene odor when the flue vents are closed. We have a massive range of over 2000 of the latest quality products including accessories that will suit your pocket and unique style. Direct Vent. When it gets cold outside, the interior of the house near the fireplace also gets very cold. Website by, a company that specialises in installations, The Cheapest Way to Heat Your Home This Winter: Comparing the Options, Simply Gorgeous Fireplaces to Consider for This Winter, Why It’s Crazy Not to Invest in a Solar Water Geyser in South Africa. Our attention to detail, superior service and customer centered approach sets us apart. But direct combustion air supplies cannot effectively be connected to a fireplace without doors because insufficient pressure difference is … Vents should never be closed off or blocked and if an anti-pest guard is fitted the mesh size should never be less than 5mm. Venting Components. These fireplaces will typically have a sealed pane of glass on the front of the fireplace. The unit comes ready to go and just needs to be connected to a chimney and mounted on the appropriate base. If the damper is not closed after use, they can also let cold air into the house. How to Improve the Draft on a Wood Stove Chimney, Monessen Hearth Systems Company: Wood Burning Fireplace, How to Use a Fireplace for the First Time. Check along the top of the firebox until you locate the vent lever. There is usually a ceiling plate that goes around the chimney where it enters to the ceiling or wall from the interior. A fireplace is often the main feature in a room. Direct-vent fireplaces are best for newer, more air tight homes. Fireplace fans and blowers are great fireplace accessories that increase fireplace and wood stove efficiency by circulating heated air throughout the rooms in your home. Alternatively, shine a flashlight up the flue to view the vent damper if your lever is not labeled. I have a wood burning fireplace that has not been used for years (and is not planning to be used). A traditional vented gas fireplace (view example on Amazon), fueled by either natural gas or propane, has two vents that run to the exterior of the house. Combustion Processes Since vent-less gas logs burn without the ventilation afforded by vented gas logs, the combustion process works a little differently in terms of how heat is generated. Fireplaces, especially wood burning fireplaces, can consume a large amount of oxygen in a short amount of time, and the normal vents traditionally installed are not always enough to supply the needed oxygen. The steel or cast iron helps to trap the heat. This secures the flue and finishes it off nicely. Some inserts have a blower that pushes the hot air back into the room through front vents. The exit point for the chimney is marked and a hole the same diameter as the chimney is cut through the ceiling or wall. If your vents do not have an open/close feature then you need to cover the vents when the fireplace is not in use. She has several years of experience in the home-improvement industry, focusing on gardening, and a background in group exercise instruction. Ensure that the fire is extinguished, then close the vent tightly to keep the cold air from entering your home. It also allows fresh air to feed the fire and keep it burning. Fireplace Power Vent Type B Gas Vent Required In-line Power Vent Exhaust Termination ... Vents and Combustion Air Intake Boxes. Direct vent, or sealed combustion, fireplaces use a coaxial vent pipe that performs the dual function of both air intake and exhaust outlet. Direct vent fireplaces, however, absolutely must have the proper termination component, as each one is designed to allow the intake of combustion air … Using our Direct Vent technology, all fumes and combustion exhaust created by our fireplaces and inserts are efficiently and effectively removed from your space. A Direct Vent Fireplace does a great job pulling 100% of its combustion air from the outside … Whereas a good quality closed combustion fireplace burns anywhere from a 70-80% efficiency. The term, closed-combustion fireplaces, includes wood-burning stoves and fireplaces, those fuelled by gas, or electricity and even hybrid models using more than one type of fuel. Use our magnetic fireplace vent cover to stop the inner cold air She attended Tarrant County College and studied English composition. Installation of a closed combustion fireplace is relatively quick and simple. As the fireplace is not mounted in or to a wall, heat is spread from all sides of the fireplace and no heat is lost to surrounding masonry. Prepare your fire in the fireplace by placing two dry, seasoned logs onto the grate. Closed-combustion fireplaces are extremely efficient. Harsch received her Certified Nurses Assistant license in 2004. Move the lever and watch for the damper to open. The leading suppliers of closed-combustion & wood-burning fireplaces in South Africa. An open fireplace typically burns the wood at a 20-30% efficiency, meaning it’s only converting 20-30% of the burning wood to heat – 30% of the heat is dumped right in front of the fireplace and the rest of the heat rushes out the chimney. By Phil Cleaver "We hope you enjoyed this article. The two types of gas fireplaces function differently. The Lacunza Itaca closed combustion insert fireplace is the most powerful Lacunza fireplace available in South Africa. A direct-vent fireplace has a dedicated combustion air inlet that ducts air from the outside directly to the fireplace box and tight-fitting glass doors across the face of the fireplace opening to prevent room air from being used as combustion air. The installation process for a closed combustion fireplace. Let the flames die and the coals cool completely before closing the vent. Slowly start to close down the vents once the fire has caught hold of the kindling. I was A traditional open fire converts around 20% of its fuel into usable heat. When the fireplace runs out of air, it begins to create vacuums, and … Loosely crumple old newspaper and push it under the grate. A small wood burning slow combustion fireplace with softened and rounded lines. A direct vent fireplace is a prefabricated metal fireplace that employs a direct-vent combustion system. Bottom Air Vent - The bottom air vent on Old-Style Heatilator Fireplaces are where cool room air is drawn into the fireplace. The intake vent draws fresh air into the fireplace while the exhaust vent safely removes fumes of the combustion (burning) process. Light the paper under the grate, using a fireplace match. As a guideline for open fireplaces a permanent air vent should be provided giving a free area of ventilation of at least 50% of the throat opening of the fireplace. When it comes to creating a focal point in your room, a fireplace can have a tremendous impact. It makes perfect sense that direct vent gas fireplaces are the most purchased hearth systems today. Natural vent (also referred to as B-vent) hearth products take in combustion air from inside the home and vent products of combustion outside home via a brick and mortar chimney or pipe venting system installed through the roof. Note the location of the lever for the next time you build a fire. You’ll pay $3,500 to $8,000 or more, depending on fireplace quality and the amount of remodeling … Highly efficient stove, suitable for small to medium sized rooms and spaces. A traditional open fire converts around 20% of its fuel into usable heat. Ideally, you'd want to route the vent pipe to the corner of a room or in a closet to avoid its visibility. We offer three leading brands of closed combustion fireplaces for residential, retail and commercial use: Blaze Blaze fireplaces have bodies of cold-rolled steel and doors of special ceramic glass. A closed-system fireplace is designed to minimize the loss of heat, and to burn as much of the fuel as possible. She writes mainly home improvement, health and travel articles for various online publications. A freestanding stove centrally located on the lower level of a home can heat an entire home, and vents can be added to the floors of rooms above the stove to take advantage of the heat transfer. The balance turns into ash, smoke and hot air which escapes through the chimney. Traditional fireplaces with dampers wide open pull the warm air out of your house when in use. Fireplace City specializes in domestic heating through closed system slow combustion fireplaces and stoves in South Africa and is based in Cape Town. Inside the roof, there must be no beams, piping or electrical in the way of the chimney’s path. Direct vent is a term used to describe a specifically designed fireplace that performs differently from the traditionally vented fireplace which use a chimney. The fireplaces we offer. In fact, your choice of fireplace can affect everything from the appearance of your room to its ambiance and comfort levels. With the vent route and appliance selected, check your list of venting components. Direct-vent systems transfer the combustion fumes and pollutants outside the home via a chimney or an opening on the exterior of the home. All that’s left is to make your first eco-friendly and fuel-efficient fire. The Magma main feature is its wide viewing glass pane so you can enjoy the full view of the burning flames. Fireplaces have a chimney that goes out the side or up through the roof - it is imperative that this remain open as this is how the smoke leaves your house. Natural Vent.

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