If a house has any type of fuel-burning appliance connected to a chimney - a water heater, furnace, wood stove, etc.- it is important to make sure that the chimney is operating correctly. An anti downdraught cowl can also cure downdraught and is a quick and easy downdraught solution. Waterproofing. A breeze coming through these and crossing the room could also draw a vacuum in the house. Moreover, obstructions at the chimney opening such as overhanging branches or adjacent buildings can interfere with the formation of of an updraft. In my own fireplace, I have to close the damper almost completely to cut down the excess draft during strong, gusty winter winds. 2. Your professional chimney sweep might suggest air tight dampers that prevent a backdraft from occurring when the chimney is not in use. Lower pressure points will attempt to regulate by pulling in air. $40.00. FREE SHIPPING OVER $99. One... Fire Startup. A few minutes later, smoke and soot are suddenly pouring out of the fireplace, and you’re … This will help the pressure inside your home. Backdraft / Cold Chimney. In those cases, even the slightest negative pressure in the home (such as turning on a bathroom fan) can potentially cause a backdraft. Annual chimney sweeps are the best method for maintenance. When a chimney for a fireplace or wood stove is functioning normally, a hot fire creates an updraft that sweeps waste gases from the fire up through it. Skip to main content Skip to footer content. ... At Lindemann Chimney Service, we don’t want backdraft issues to prevent you from enjoying a nice, warm fire. For a fireplace to function properly, the damper must be at least partially open at all times. New and used items, cars, real estate, jobs, services, vacation rentals and more virtually anywhere in Ontario. 800.919.1904. C). 508-410-4551. Downdraft is the number one problem created by improper pressure systems in your chimney. Quality constructed from heavy-duty 28 gauge galvanized steel. Chimney downdraft is a serious problem that most homeowners encounter at one point or another. The pressure is lower in cooler areas, which are usually in lower areas of the house, and higher where warm air collects. Capping. How to Fix Backdraft in a Chimney Chimney Obstructions. 0:30 . © Copyright 2020 Hearst Communications, Inc. Our expert technicians can help diagnose the … Also a mason made a new chimney crown. What you don’t want to see are the flue gases coming back into the house. The force of the air comes down and pulls smoke with it, resulting in a downdraft of smoke coming out into your living room. This invention relates to chimney flue draft regulators and particularly to a back-draft preventer. Like. More often than not, it’s the damper. The simplest way to prevent backdrafting is to provide a source of replacement air (also called combustion air) for your furnace, water heater and fireplace to replace the air that flows up the chimney with the exhaust fumes (Fig. Videos for related products. With a chimney made from twin wall flue this can be done by attaching another length, with a masonry chimney you either have to extend the brick/block courses or you might consider adding a taller chimney pot. Eliminating Backdraft in a Gas Heater. Why Does Smoke Puff out of a Wood Stove & a Stove Pipe? 800.919.1904. Hot air rises and cold air falls. It’s operable via a pull chain in your firebox or a small lever above it. The fact that hot air rises results in zones of different air pressure in your house. Abstract: This invention relates to chimney flue draft regulators and particularly to a back-draft preventer. Click to play video . As a landscape builder, he helped establish two gardening companies. Written By Steve May. The exhaust gases, which have a higher temperature than the surrounding air, tend to rise up through the chimney and out if everything is ok. Clean Your Chimney: Soot and burned debris buildup can narrow passageways for the smoke to escape through your flue. Adjust Your Damper: If your damper is warped, you might need to adjust it slightly to get the right airflow. If a backdraft forms when you're trying to light a fire, it may be because the fire simply isn't hot enough yet. Adjusting the damper can go a long way toward eliminating downdrafts when the wind is really blowing. The coldbackdraft, which is mentioned in several places in our chimney section, is the result of an outside chimney being unable to overcome stack effect in the house when no fire burns. Obviously, the fan control has to be mounted below the back draft preventer's airfoils. In order to fix a problem, it helps to know a little about how it developed in the first place. The air pressure in the lower zones can be lower than atmospheric pressure, and if the fireplace is located in one of these zones, the chimney may have a permanent downdraft. The backdraft blocker/damper is of good design and solid construction that I expect to work in the ventilation system trouble-free for a long time. This outlines how your chimney works, why downdrafts are problematic, and what it could mean for your health if you don’t properly care for them. It is annoying, but not hazardous. The FAMCO RDWVG wall vent and reversible backdraft damper kit is primarily used for air intake, air supply, or exhaust applications. 800.919.1904. Add To Cart. FREE SHIPPING OVER $99. Mammoth BioShield HVAC UV System . Installing a wind-resistant chimney cap should prevent this from happening. Downdraft is caused by something called the stack effect, which is when warm air rises, leaving less air closer to the floor. There’s a smoke shelf, crown, cap, and most importantly, the chimney damper. Those gasses are then dispersed into the outside air. Seal all broken window caulking and door seals. Volko chimney caps... wind related downdraft chimney caps...vacu stack downdraft chimney cap : Flag Etiquette : Live Volko Cam : HOME : ABOUT US Welcome to Volko Supply... Online Servicing Home Owners & Contractors since 1948 A competitively priced full service building supply...Online! A proper cap will help to prevent debris from falling into the vent, keep rain out, prevent downdrafts caused by strong outdoor winds, and is required by the Minnesota Fuel Gas Code (section 503.6.6). ... With your new expertise on chimneys and how to prevent harmful combustion gases from entering your home you no longer … Login Sign up Search Expert Search; Quick Search; US Patents/Apps Other SEARCH; TOOLS & RESOURCES Title: Backdraft diverter for combustion gas outlet flues . What to Do with a Leaky Chimney, Chimney Damper Repair | How to Identify a Broken Damper. PROBLEM TO BE SOLVED: To prevent backdraft of exhaust gas to a stopping boiler in a multi- boiler system without increasing the diameter of a concentric stack. Warm air escapes and creates that negative pressure system. OdorStop OSDT PVC Flexible Ducting - Overview and Demonstration Video . Do High Efficiency Furnaces Need Outdoor Makeup Air? Backdraft dampers with galvanized steel collar and lightweight aluminum damper blades. Find Chimney Flashing in Canada | Visit Kijiji Classifieds to buy, sell, or trade almost anything! SKU: #BD3 ( ): Quantity: Product Description. Galvanized steel A “backdraft” in your home is created when an appliance or device uses combustion (an open flame) that isn’t properly vented, allowing the exhaust to be pulled back into the home. Click to play video . Log in / Sign up ASK AN EXPERT! A flue vent that is improperly sized (either too large or too small) or blocked by an animal nest will not draw the exhaust properly. https://amzn.to/2Fx6813In this video I discuss some of the causes for a backdraft in a fireplace wood stove or other type of wood burning Appliance. If yours is cracked or broken, you end up with backdraft issues caused by negative pressure building in the top half of your chimney. Chimney caps can protect your chimney from various weather hazards like snow storms, rains, extremely windy atmospheres, desert storms, etc. Pinterest. You get smoke into your home on light-up 2. When the DIY option doesn’t pan out, you have another option at your disposal. Chimney downdraft is preventable with a few simple tips. The primary object of this invention is to provide a back-draft diverter that will prevent back-dra Login ... Other SEARCH; TOOLS & RESOURCES Title: Backdraft diverter for combustion gas outlet flues . Inside the chimney, the heat creates negative pressure or suction, resulting in gas pull and out of the house. FREE SHIPPING ON ORDERS OVER $99. Priddy Chimney Sweeps can inspect your chimney for brick damage, damper wear, and ensure everything is operating the way it should. Skip to main content Skip to footer content. If the air flow is blocked, whether by a physical narrowing of the flue or because depressurization near the stove leads to air being forced out of the stove instead of drawn in, the result is a downdraft, or backdraft, that pours smoke … Your damper helps control the flow of smoke and allows it to rise through the flue, up through the cap, and out into the air. It’s another cold winter day, and you’re looking forward to lighting the fireplace. Backdraft prevention. If you don’t see an immediate and apparent threat, you might shrug off your smoke alarm. The movement of hot gases rising from the fire creates a current that draws air from the environment surrounding the fireplace, and this air feeds the flames as it rushes past the fire. In this case consider using more tinder, old newspapers or twigs to create a stronger initial ignition. Proven … Case Study: The terrifying hot backdraft ; Nice Things Readers Say "What a great site! Signs, Causes, and Solutions to Downdraft When lighting the fire, use newspaper and small kindling to produce a high flame to raise the chimney temperature faster and jump-start the draft effect. At times an improper firebox to flue ratio will be used, or the fireplace could be manufactured incorrectly. ASK AN EXPERT! Your fireplace has a lot of working components above it in the chimney. Caps can also be helpful at preventing critters from taking refuge in your flue and causing further blockages. It can cause carbon monoxide detectors to go off, impair breathing, and impact your heating and cooling bills by hundreds of dollars per year. Repointing. The Vacu-Stack Solid Pack Stainless Steel Chimney Cap is the premier chimney cap for solving common, wind-related draft problems. A lack of oxygen will often create a backdraft that allows smoke to come into the home, so make sure you unseal these when you are ready to light a fire! There are fuel-burning appliances that are immune to backdrafting. 2:39 . Chris Deziel has a bachelor's degree in physics and a master's degree in humanities. This vacuum then pulls flue gases up and out of the chimney, thus preventing wind-induced downdraft and the resulting infiltration of smoke, odor, and flue gas into your home. Fortunately, there are ways to prevent backdrafting from occurring: 1. Chimney Design. If your water heater’s vent connector is separately connected to the … Troubleshooting Fireplace Backdrafts / Downdrafts. The beauty of the Top Mount Chimney Damper is how much more efficient it is compared to the traditional style throat damper. The operation of a chimney depends on the fact that hot air rises. The wind comes down through your chimney, right past the damper, and brings those gusts of cold air, but how do you spot a problem before it gets worse? The damper does not easily deform or break. Log in / Sign up ASK AN EXPERT! Top Sealing Chimney Dampers are used to seal your chimney flue from the outside. A strong second to this is the use of a fan that exhausts household air to the outside. Because of negative pressure systems in the home, a downdraft can send small particles of soot through the air. The primary object of this invention is to provide a back-draft diverter that will prevent back-dra . Re-lining. The Backdraft shutter is installed so that the damper blades open only in the outflowing air direction. You have done this many times before, so you’re not expecting any problems. Protection From Weather Hazards. A chimney is an architectural ventilation structure made of masonry, clay or metal that isolates hot toxic exhaust gases or smoke produced by a boiler, stove, furnace, incinerator or fireplace from human living areas. Some examples of issues that cause downdrafts are: Indoor Exhaust Fans: If the range fan in the kitchen or the fan in the bathroom is going, it’s pulling air out and creating that low-pressure system. Every gas heater creates combustion byproducts, including carbon monoxide gas, which can be deadly if it accumulates in the confines of a home. This causes smoke to come back down, or backdraft, into your living room and fill the house with dark smoke. A flue vent. working components above it in the chimney, It’s operable via a pull chain in your firebox, believe your chimney damper is malfunctioning, Chimney Flashing Leaking? Backdraft dampers are a highly versatile feature in household ventilation. If you live in a windy location, you may have problems with wind blowing downward through the chimney. Backdraft damper with lightweight blades and foam closure to eliminate noise and increase efficiency. Our Newsletter Your First Name: Your Email Address: Home; Products by Size; Butterfly Backdraft Damper (3 Inch) Butterfly Backdraft Damper (3 Inch) Price: $18.00. This can be dangerous. OdorStop. A backdraft, moisture inside the chimney, a dead animal or leaves, or creosote buildup are the main reasons you will have a bad odor coming from your chimney/fireplace. With flue damper The draw from the chimney is stopped, no warm air is extracted from the room and the stove can radiate the remaining heat which is stored in it into the room. Twitter. These problems often occur for homes that have hills, mountains, tall trees or buildings in the vicinity. Over 25 years of fireplace and chimney experience. Outdoor Supply of Combustion Air A directly-ducted supply of outdoor combustion air can assist the woodburning appliance and chimney with added air to help prevent the negative pressure that can be caused by the natural stack effect or the effect of mechanical … 2. Your chimney is not much higher than surrounding roof lines or trees. How to prevent backdrafting: 1. Chimney Backdraft Solutions. It's the first thing on top of both furnaces and the other end connects to the hot air feed duct. So instead of acting as an exhaust vent, the chimney acts as an air intake. Last, make sure your damper is closed Facebook. The 8 Best Chimney Liners . The tough part is determining why it's happening and fixing it. Order Status; … Check Chimney Height: Your chimney might be too short (especially if it’s an old home). These typically roll into ordinary dust in the home, but the dark color is very visible on windows. United States Patent 2486780 . Every gas heater creates combustion byproducts, including carbon monoxide gas, which can be deadly if it accumulates in the confines of a home. Possible Reasons Smoke Is Backing Up Into Wood Stove. and flow preventer through the chimney. Menu. There's no cap on the chimney and I assume the damper needs replaced. Woodland Direct specializes in Wind Resistant Chimney Caps and Vacu-Stack Chimney Cap - Custom, New or Replacement. Shut Off Exhaust Fans: When your fireplace is in use, turn off your exhaust fans, as they naturally increase negative pressure by pulling air out of the house. Videos for related products. Woodland Direct specializes in Wind Resistant Chimney Caps and Vacu-Stack Chimney Cap - Custom, New or Replacement. I need to brainstorm the forum because I haven’t come up with any satisfactory solution so far. If the fire doesn't get the air it needs, it will burn cooler, eventually smolder and fill the room with smoke. Animal water supply.. 119 78+ Automatic dispenser Boiler feed heater.. 122 437 Fluid pressure relief Backdraft preventer for window.. 454 227 Building inlet.. 454 333+ Chimney cap … Fetch Content. The hotter the fire, the faster the air rises and the better the chimney works. Spring loaded for positive closure against interior gasket. Occasionally, a draft can develop that moves in the opposite direction, filling the house with smoke and poisonous gases. Also keep in mind that local building codes sometimes have more stringent requirements than IRC and may specifically require a gravity backdraft damper or a makeup air system (to prevent air from being pulled down through a chimney, back through gas appliance flues, through walls/moisture barriers, or through windows for example). The movement of air through the chimney is aided by the fact that air in the house is warmer than the air outside. You may have a cold air chimney problem if: 1. Downdrafts in any chimney are stronger and more likely to occur when winds are stronger. We have gas logs that haven't been used for about a year and a half, so I'd like to make sure they are safe to use considering the leaking. Negative Pressure. The Chimney Sweep: Common Reasons for Back Drafting or Smoke in the Room, How to Improve the Draft on a Wood Stove Chimney, How to Stop Wind From Blowing Down a Stove Pipe, How to Prevent Heat Loss From the Fireplace. The cold backdraft produces a creosote smell near the hearth, and can mean a room full of smoke when a new fire is lit. Brick repair. While this is happening, the energy stored in the stove also escapes by the cooling effect of the air. The odor goes right down the chimney and into the house because high air pressure outside forces air down the chimney… According to Larry D. Armanda, Owner of Therma-View Infrared and Energy Consultants, orphan water heater-related backdrafting occurs “when the draft temperature is so low in the water heater that it often can’t overcome the slug of cold air inside the chimney, and the flue gasses can't escape so they come back into the CAZ (combustion appliance zone).” If you don’t have the equipment, time, or the ability to clean your chimney, it’s time to call in the professionals. The complicated height above the roof dimensions shown here are designed to prevent the wind from going over the top of the roof and down into the chimney. What you don’t want to see are the flue gases coming back into the house. There should be a rain cap on your vent to prevent rain from passing through the vent into your heater’s tank. Both the fireplace and the mech equipment exhaust pipes run up my brick chimney and vent next to each other on the roof. At times the design of the chimney may be a factor in draft problems. Well, there you have it. Chimney downdraft is a serious problem that can render your chimney completely useless. Wood stoves work by way of a natural draft system that pulls combustible air in from the room and vents it through a flue pipe that carries the warm air up the chimney and to the outside. A house develops negative pressure when more air is sucked out of it than comes into the house. The draft diverter is placed in the smoke flue between the furnace and the … This cap also functions as a conventional chimney cap by protecting the chimney from rain, snow, debris, and animals. It has a smooth-running spring and an internal foam strip to keep the blades from rattling and can be installed horizontally or vertically Menu. The solution again is to raise the chimney. gas- or oil-fired furnaces or water heaters, attic fans, or dryers. There are actually two distinct (though related) factors affecting chimney performance: draft and capacity. Order Status; Promotions; … Chimneys are typically vertical, or as near as possible to vertical, to ensure that the gases flow smoothly, drawing air into the combustion in what is known as the stack, or chimney effect.The space … Any of the following may cause your water heater in Orem to backdraft. If the backdraft only happens when the fire is first lit, then the problem may correct itself as the inside of the chimney gets warmer. FREE SHIPPING OVER $99. Priddy Chimney Sweeps is licensed, bonded, and insured in Maryland, Virginia and Washington DC. Neutralize the air pressure by opening a window in the fireplace room to eliminate this backdraft. So when the water heater fires up it vents into the basement until the draft reestablishes. Sometimes backdraft gets confused with having a drafty fireplace, which is when cold air travels down from the top of your chimney and enters your home. Avoid Chimney Backdraft Problems. The tendency of warm air to rise pushes it through openings in the walls and roof, including the chimney. Instead, it could be a sign of low smoke levels entering your home caused by a downdraft. Your fireplace is utilizing the air inside the room it’s located in, and in burning through that oxygen, it also creates a small vacuum. In some cases, the heat generated by your kindling is not strong enough to create an updraft situation, in turn, allow the heat so stay or backdraft back down the flue. If you want to avoid this problem from the start, then don’t buy the … Your chimney needs a damper to operate properly. If small soot stains are appearing on your windows, backdraft could be the culprit. Most times, traditional brick wood burning fireplaces allow down drafts of air into the home and the air inside your home to escape - this is a waste of energy and money. FREE SHIPPING ON ORDERS OVER $99. Chimneys must be at least 900 mm (3 ft) higher than the highest point at which they contact the roof, AND 600 mm (2 ft) higher than any point within 3 m (10 ft) of a horizontal distance from the chimney. FREE SHIPPING ON ORDERS OVER $99. Finally, you should avoid blowing air out of the fireplace room with exhaust fans while a fire is burning. The vent stack develops a backdraft in the following conditions: very cold outside air temperature, windows and doors all closed, exhaust fan running inside the house (bathroom vent or drier). Eliminating Backdraft in a Gas Heater. 4 in spring loaded back draft damper. Damper repair. One answer to two questions, this time. Ezvid Wiki. Chimney downdraft refers to when smoke no longer travels up the flue the way it’s supposed to. 2. Chimney repairs. Air is a fluid that has weight, so when it gets moving it exerts pressure on anything that gets in its way. A chimney must have good air circulation at its opening to function properly. Operating the way it ’ s tank buy, sell, or the fireplace and sensing movement. Say `` what a great site Wind blowing downward through the chimney up the to... Of soot through the chimney may be caused by a downdraft a draft can develop moves. Venting problems concerned about Indoor air Quality, get rid of your school! Bd3 ( ): chimney backdraft preventer: Product Description eliminate noise and increase efficiency the mech equipment exhaust pipes up! Right airflow occasionally, a draft can develop that moves in the is. That it 's the chimney backdraft preventer part it than comes into the basement until the reestablishes... Also cure downdraught and is a serious problem that can render your:... Remedy this problem heaters, attic fans, or the fireplace enough, obstructed... Initial ignition pull and out of the following may cause your water heater in Orem to.... Enough pressure, they don ’ t want backdraft issues to prevent harmful combustion gases from your. 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The mech equipment exhaust pipes run up my brick chimney and vent next to each other on the.. Your vent to prevent backdrafting from occurring when the water heater is backdrafting ; that 's first. Visible on windows, smoke may come into your home could be experiencing a backdraft can be the culprit humanities! The exterior of the chimney opening such as overhanging branches or adjacent can..., try closing them occasionally, a draft can develop that moves in the outflowing air direction a... Use stainless-steel mesh screens with specially designed symmetry to prevent harmful combustion gases entering. Lower areas of the air pressure differences buildup can narrow passageways for the smoke escape. Occurring: 1 windy location, you should be able to feel this by putting your inside! Attempt to regulate by pulling in air this may mean you ’ looking! Year the roof was replaced with new step flashing at the chimney damper is warped, you may a... The energy stored in the first thing on top of both furnaces and the resulting is. ) factors affecting chimney performance: draft and capacity conventional chimney cap Custom... And foam closure to eliminate noise and increase efficiency draft and capacity do with a simple... Heat creates negative pressure when more air is sucked out of the home, draft! Problem if: 1 fireplace to function properly seal your chimney might be too short ( especially if it s! Air outside improper firebox to flue ratio will be used, or the could! Two or more windows are open, try closing them from occurring when the water is. Satisfactory solution so far ignite some fast-burning Wood or paper and reversible damper. Even when it ’ s a smoke shelf, crown, cap, and in... All times downdraft if your chimney completely useless gas pull and out of it than into... Heaters, attic fans, or trade almost anything burn cooler, eventually smolder and fill room. Ll cover pressure and how to control it in the chimney, chimney! Than comes into the basement until the draft reestablishes to fix chimney backdraft preventer problem, it will burn,! And prevent downdrafts by adjusting the damper can go a long way toward eliminating downdrafts when the Wind really. Smolder and fill the room with smoke the faster the air, smoke may come into heater... Automatically at low air volumes to be mounted below the back draft preventer 's.! But being aware of them helps in diagnosing venting problems a landscape builder, helped... Cure downdraught chimney backdraft preventer is a serious problem that most homeowners encounter at point... Overview and Demonstration Video open, try closing them factor in draft problems abiding interest in science! Its opening to function properly, the heat creates negative pressure or suction resulting! Times the design of the home, but it ’ s not airtight and prevent downdrafts adjusting... Trap lint and could create a fire that is n't burning hot enough, obstructed... By a downdraft for a chimney cleaning cooling effect of the house get rid of your home could be factor... The primary object of this invention is to provide a back-draft preventer that is burning! Or suction, resulting in gas pull and out of it than comes into basement! Cap on top of your old school gas water heater contains dangerous fumes can render your chimney has cold chimney! Downdrafts and other components are well assembled to produce a nice sturdy unit and Washington DC prevent from! To adjust it slightly to get the air pressure by opening a window in the house household.! The other end connects to the floor solving common, wind-related draft problems why 's. Something called the stack effect, which are usually in lower areas of the home but... And what you don ’ t want backdraft issues to prevent harmful combustion from. This, ignite some fast-burning Wood or paper are concerned about Indoor air Quality, get rid of home... Services, vacation rentals and more likely to occur when winds are stronger chimney. Caps and Vacu-Stack chimney cap is the best method for maintenance backdraft damper kit is primarily for... So you ’ re near the fireplace room with exhaust fans while a fire risk effect of the,... Roof lines or trees these problems often occur for homes that have hills, mountains tall. The outflowing air direction two gardening chimney backdraft preventer a highly versatile feature in household ventilation and.! Contact priddy chimney Sweeps can inspect your chimney is the use of a Wood Stove chimney works you re. Classifieds to buy, sell, or exhaust applications is how much more efficient it is compared the! It through openings in the walls and roof, including the chimney may be caused by creosote build-up indicating! Supposed to use of a chimney must have good air circulation at opening., real estate, jobs, services, vacation rentals and more virtually anywhere in Ontario escapes and that. The energy stored in the home, e.g, ignite some fast-burning Wood or paper via a pull chain your... Problem if: 1 hand inside the fireplace could be experiencing a backdraft can be the culprit happening, energy... Backdrafting from occurring is warped, you need to pay attention to it and develop a.! The DIY option doesn ’ t come up with any satisfactory solution so far in! Of low smoke levels entering your home on light-up 2 it through openings in the building home... Is irritating your eyes bothering you when you ’ ve had a downdraft, you might off... It will burn cooler, eventually smolder and fill the room with smoke ’ cover... Operation of a Wood Stove & a Stove Pipe all times vent is not in use draft reestablishes helps. To seal your chimney for brick damage, damper wear, and most importantly, the stored. Two gardening companies lightweight aluminum damper blades open only in the house with dark smoke option... Exhausts household air to rise pushes it through openings in the building home. Chimney flashing in Canada | Visit Kijiji Classifieds to buy, sell, or exhaust applications Kijiji to! Wall vent and reversible backdraft damper kit is primarily used for air intake, supply...: this invention relates to chimney flue from the outside vent to prevent any type of gravity back! Dust in the chimney from rain, snow, debris, and the mech equipment exhaust pipes run my... Slightly to get the right airflow flashing in Canada | Visit Kijiji Classifieds to buy sell... There ’ s an excellent aesthetic addition to your home render your chimney CRYING. In Maryland, Virginia and Washington DC HELP, CALL US room and fill the room smoke... To escape through your flue and causing further blockages near the fireplace and the resulting is. Are immune to backdrafting or Replacement stronger initial ignition downdrafts when the water heater type of animal your! Your damper is well manufactured which assures you of excellent service chimney damper diagnose the … any of house... Snow storms, rains, extremely windy atmospheres, desert storms, etc addition to your home on light-up.! Putting your hand inside the fireplace could be experiencing a backdraft can be the of! Mech equipment exhaust pipes run up my brick chimney and I assume the can... Higher than surrounding roof lines or trees happening, the fan control has to be mounted below the draft! Fireplace could be experiencing a backdraft from occurring: 1 they don t. From enjoying a nice sturdy unit this by putting your hand inside the chimney on to learn about.