Drain Pain: Furnace Condensate Proves Tricky to Home Improvement Stack Exchange is a question and answer site for contractors and serious DIYers. Ethylene gas is another pollutant formed during combustion. Making statements based on opinion; back them up with references or personal experience. Michigan State University Extension programs and materials are open to all without regard to race, color, national origin, gender, gender identity, religion, age, height, weight, disability, political beliefs, sexual orientation, marital status, family status or veteran status. Tomato plants are very sensitive to certain pollutants found in the exhaust from fossil fuels. Issued in furtherance of MSU Extension work, acts of May 8 and June 30, 1914, in cooperation with the U.S. Department of Agriculture. How To Troubleshoot It? Either that or the J I just put out makes it seem so. Initiallyonly open flowers abscised, then buds began to abscise. I kind of thought it would be a bad idea but I'm glad i checked twice. In fact, 1 ppm (part per million) of ethylene or carbon monoxide can cause serious damage. Check for leaks by painting soapy water on the joints and seams. Small plants are usually sensitive to cold air, temperature changes, low humidity. Our shrubs in the surrounding area are slowly dying off. It can be a very dangerous situation depending on the size of the leak We installed a high efficiency furnace several years ago and were told that the exhaust would not harm plants or bushes. A conventional natural gas furnace will vent the dangerous combustion gases through a simple vertical exhaust system that is attached to the furnace. WebHowever after the second year the furnace exhaust killed the top 1/3 of one holly. Thanks for sharing! Furnace Exhaust If you have a heat pump or an electric heater, you can ignore this advice. Esperanza grows in USDA zones 8 through 11 and originates in the hot, dry deserts and forests of northern Mexico. CenterforAgriculture, Food, and theEnvironment, Center for Agriculture, Food and the Environment. Lastly, research your plants temperature and humidity needs. Stack Exchange network consists of 181 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. It is basically a purpose-designed S-shaped pipe that moves the vent further up. Other less likely, but possible sources of ethylene are from combustion engines outside the greenhouse (cars and trucks parked just outside, forklifts, etc.) First and foremost, vent all burners to the outside. Even 1 ppm of ethylene for just three to four hours can be toxic. Other common venting questions: In theory, the combustion of gas should generate only water vapor and carbon dioxide. WebHowever after the second year the furnace exhaust killed the top 1/3 of one holly. Learn more about Stack Overflow the company, and our products. Avoid space heaters in a tomato greenhouse. Check for leaks by placing a smoke bomb or furnace candle within the firebox. Hauck both manufactures furnace combustion equipment, including recuperative burners, and offers custom engineering services to industrial furnace users. Two types of heat recovery systems that are commonly used with industrial furnaces are recuperators and regenerators. I'm updating an exhaust pipe on my furnace. A frequently asked question (FAQ) is "Can I use unvented heaters in the greenhouse, either for back-up or as a primary heat source? However, the easiest way to check for CO in your house is to install a special carbon monoxide detector. Do you have experience and expertise with the topics mentioned in this content? Air supply piping may need to be increased in size or redesigned to allow higher air pressure. Our shrubs in the surrounding area are slowly dying off. If the color of your plants leaves is fading or if the leaves are wilting, it could be because the plant is too close to an air conditioning vent. Quite a few run CO2, and there's an awesome tankless hot water heater setup that produces CO2, fully detailed in these very forums. However, there are a few other health-related issues that can be caused by your heating system: If the unit is not regularly cleaned, then it can become home to various bacteria and fungi (the HVAC system can also harbor mold). Share Improve this answer Follow answered Jun 5, 2014 at 14:18 Steven 27.3k 9 51 86 3 Choose shrubs that arent likely to grow or spread to an unmanageable size and avoid plants that produce messy berries that may fall into the air conditioner unit where they may cause problems. Repairs should be made as soon as possible. The exhaust system typically uses metal venting, often routed into a chimney stack, to exhaust the combustion gases created in the furnace fire chamber. Some plants, especially those with skinnier leaves, are especially sensitive to low humidity. I'm buying a new Trane S9V2 furnace. The regenerator alternates the hot and cold flows so heat recovery is continuous. Other common venting questions: See all author stories here. anyone used there furnace exhaust to heat there A heater that has been serviced in the fall will probably not be at peak efficiency as spring approaches. One of the byproducts of combustion is carbon dioxide which can enhance plant growth. Insufficient information to make any comment as it is not your old furnace. Tankless Water Heater Exhaust Killing Plants Thus, many growers will put a young potted tomato transplant into every new growing area they open up each season to test for low levels of the damaging gas. But you should remember that the exhaust from a high-efficiency furnace can be dangerous in two ways. Our shrubs in the surrounding area are slowly dying off. I am trying to get the wiring for the blower I have. It has killed one of my bushes. Or the lack of oxygen may cause the flame to go out and the burner to shut off, leading to freeze damage. The installer is going to put the PVC pipes about two feet away from a cherry bush, actually midway between the bush and the A/C compressor. I do not smell it in the house, and can only smell it when the furnace is running and I am outside. So, Mr. Einstein, tell me and the other responders before me here that apparently not know the difference? You've requested a page on a website (cloudflarepreview.com) that is on the Cloudflare network. The maximum lengths and numbers of bends allowed depends on the furnace design and perhaps on local code - so you should probably ask the manufacturer or installer. Of course, you wouldnt want the exhaust gases to leave your house only to come back a minute later through a window. Box 231, Crystal Springs, MS 39059. If you are looking to get houseplants, considerhardier plants that have bigger, broader leaves. Any thoughts? I have a strong propane smell in furnace exhaust. Normally furnaces and boilers are operated with about 50% excess air. I don't think it's a bad idea at all. It has a heat value of from about 950 1050 Btu/cu ft. :confused: One side I have a black, white and red wire which goes to the plug. Review our, ESG and how to be a good corporate citizen, Analytics impact on sustainability and profitability in manufacturing, Uninterruptible power supplies defeat unplanned downtime, Lithium-ion anodes renews graphene from waste, What oil and gas companies are doing to promote environmental sustainability, Companies Engineering Solutions to Optimize Fintoil Biorefinery Operations for More Efficient, Sustainable Production, DL2 Series Loading Dock Arm with Integrated LEDs. During combustion sulfur in the fuel is combined with oxygen to form sulfur dioxide. And even if screening is installed, it will corrode into rust flakes within a year or two. When planting shrubs near your air conditioners outdoor unit, take several factors into consideration. Older type technology using relay logic is not readily adaptable. For example, if your heater is 160,000 BTUs, use 160,000/100,000, or 1.6 times 50 equals 80 square inches (or about half a square foot) of air intake for the burners. Plants I'm concerned that the exhaust could harm the bush and also that the corrosive gas could tarnish the A/C. According to the U.S. Department of Energy, the recuperator is the most widely used heat recovery device. Your IP: 103.30.145.169, Requested URL: www.jlconline.com/how-to/hvac/drain-pain-furnace-condensate-proves-tricky-to-manage_o, User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/92.0.4515.159 Safari/537.36. A more likely problem is killing a treasured plant with exhaust gases. Never allow gases to remain inside the greenhouse. Prevent ethylene and carbon monoxide from occurring in 1. Russ Chapman from that firm points out that flue gas recuperators are generally restricted to about 1800 F flue gas temperatures. Ethylene (C2H4) is an odorless, colorless gas that acts as a plant hormone. Tomatoes and white petunias are very sensitive to this and will show signs in as little as one hour. Photo credit: Ethylene Contamination: Symptoms andSources in the Greenhouse, Michelle Jones, The Ohio State University. Other than that, yes it can go through the roof instead & again, But, both the intake & the exhaust have go up together. I would agree with Keep it simple stupid, I would call your local gas supplier and have them send out a leakage inspector. 1. But to do that, you should first be able to find them. A common problem occurs when the company sends out a rep with a tester that measures in percentages rather than ppm and states that there is no reading, meaning that the air is ethylene free. Shrubs Symptoms range from shedding or shattering of flower petals, misshapen or malformed leaves and flowers, thickened stems, leaf yellowing or chlorosis, stunted plant growth, flower bud and leaf abortion to epinasty or twisting. The flame should burn clear blue. Mine haven't complained yet. I re-read the initial post here and realized that I did not address the question properly. If the color of your plants leaves is fading or if the leaves are wilting, it could be because the plant is too close to an air conditioning vent. The 14-point pH scale of acidity runs from 0 at the far acidic end to 14 at the far alkaline, or basic, end, with pH 7 denoting a neutral solution. 1. This site shows youhow to create a beautiful DIY terrarium. The bush is an excellent indicator of how wide this vent's effect is. Check out the MSU Fruit & Vegetable Crop Management Program! Thanks for contributing an answer to Home Improvement Stack Exchange! This is exactly how the system gets rid of the gas that hasnt been fully used during the combustion cycle through the exhaust pipe. Also, space heaters may consume oxygen and deplete it so that incomplete combustion may result, producing harmful by-products. He notes that items to consider include existing burner construction to determine exposed metal parts and insulation that may have to be upgraded to accommodate higher temperature combustion air and flame temperatures. We have ferns and hostas growing happily in front of it now. This colorless and odorless gas is harmless when breathed in small amounts (thats what we do all the time), but in enclosed spaces, a high concentration of CO can become extremely dangerous. Plants ). Thanks for these responses. Related article:Is Your Home More Humid Than it Should Be? The sick building syndrome cant be directly linked to your HVAC system, but people who spend a lot of time in buildings with central air tend to get sick and suffer from headaches more often. WebBasically, cold temperatures cause plants to starve. To have a digest of information delivered straight to your email inbox, visit https://extension.msu.edu/newsletters. Condensing Furnaces: Lessons from a Utility I have noted plant injury symptoms more often in plastic greenhouses compared to glass greenhouses due to the airtight nature of poly-greenhouses.

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