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Not only can lint blockage occur in the crimps and ridges of foil dryer ducts, but it can also occur where the foil ducting is sagging. In December 2006, Underwriters Laboratories introduced UL 2158A, Clothes Dryer Transition Duct, an approved standard for flexible, high-temperature transition ducts, rated to 430 F., for both electric and gas dryers (this standard is also part of IRC M1502.4.3 and IMC 504.8.3). Thats the only way we can improve. A dryer venting system constructed from proper material, installed per code, and regularly cleaned, can prevent not only fires but also mold-related health problems and damage to interior woodwork caused by warm, humid air leaking from ductwork. I understand COVID has supply chain issues, but this is ridiculous - these are standard parts, and could quite honestly be solved by simple care in how they do their service (such as not sending out unprogrammed parts). And, I mean non-existentthe board came in and was installed - but had not been programmed at the factory! Only aluminum foil duct tape should used for the connection fittings to prevent leaks and breaks. You only need about 2-1/2 inches behind your dryer for these these types of duct. Foil is technically made of metal, but not the rigid metal that the IRC requires for dryer vents. The best option, though, would be a fully rigid metal dryer duct, such as one made of galvanized sheet metal. This means that the fire, as well as its smoke, can easily spread through your home. In the event of a dryer fire, it is best to have vents that can contain the fire so that it doesnt spread through the rest of the house. The 66" from the floor dimension will allow approximately 13"-16" between the cooktop and the bottom front of the microwave.

I CAN USE A WHITE, CORRUGATED PLASTIC FLEX HOSE TO VENT MY DRYER. ducting Some homeowners are familiar with this silver tubing at the back of the dryer that looks like a giant slinky. Accumulated water in your dryer ducting can lead to water leaks since this type of ducting isnt made to prevent leaks of liquid water. Cleaning the lint filters on your washer and dryer will save energy, improve performance, and minimize fire hazards. duct foil Every cycle, this happens again and again eventually coating the inside of the hose. I will take the foil vent back to the store and get either a flexible metal one or maybe a periscope. Dryer manufacturers prefer semi-rigid flexible ducts over foil, because the metal doesnt burn unless the temperature reaches 482F a fire can be contained until it goes out. You can cut it with a tin snips or a heavy scissor even.

Can these things be cut to be shorter? ducting resistant The requirements for transition ducts are as follows: As well, dryer manufacturers that allow foil ducts specify in their installation manuals and warranty requirements that foil-type flexible ducts must comply with UL 2158A. I recommend the Builders Best Single Elbow Dryer Vent Duct Kit (amazon link) for its high ratings, and high-temperature range (able to withstand temperatures of up to 430 F). Since the heating element can get up to 550 F, the lint would be well above its igniting temperature, and a fire would be imminent. Concealed ducting must be rigid metal (galvanized or aluminum) duct. has adopted both the International Residential Code and the International Mechanical Code (2015 editions). He said he would never install a foil vent because of the potential fire hazard. Theyre very unsafe, burn more easily than foil ducts, and are prohibited by most building codes and appliance manufacturers.

They also dont return to their original shape when squashed.

If you suspect clogged or partially clogged exhaust ducting, it is likely you need to have them cleaned. DRYER DUCTS DONT NEED TO BE INSULATED. With its smooth interior similar to semi-rigid ducts, DryerFlex also retains a 4-inch diameter, and doesnt capture much lint. Their smooth surfaces allow maximum air flow and resist lint accumulation, which contribute to fire safety.

With its smooth interior similar to semi-rigid ducts, DryerFlex also retains a 4-inch diameter, and doesnt capture much lint. Then we connect it to the remaining lengths of pipe (that are already mounted to the wall/vent)by tilting the lengths sideways until we can fit them together. It is possible that a small fire with only a small amount of lint would be able to burn out while being contained within the ducts. Particularly since I need to keep the dryer as close to the back wall as possible because of limited depth in the room. vent hose Soaking Wet Clothes: Will They Ruin The Dryer? DryerFlex transition ducts are made from multiple layers of 100 percent aluminum ribbon tightly wound over hot galvanized zinc coated wire and, according to many home inspectors and dryer vent professionals, outperforms both foil and semi-rigid ducts. ducting hose flexible Maintain & Repair Your Summer Time Ice Makers. Where changes of direction are required, use 4-inch aluminum elbows. Your dryer function can be impaired by water accumulation as well as blockage of airflow through the dryer ducts. These specifications of the IRC may seem strange, but it is important to note that the IRCs rules are made to ensure that structural integrity, as well as human safety, is maintained. The use of the white vinyl flex pipe is all but completely prohibited, both by building departments and appliance manufacturers. When the duct is kinked or crushed as the dryer vibrates against the wall over time (or is pushed), the air flow is restricted even further, building up heat and creating a potential fire hazard. Clean lint filters regularly. We appreciate your interest in Dundas Jafine and will get back to you shortly. Dundas JafinesAluminum Snap Lock Pipeis fire resistant and easy to clean, a solid pipe.

Foil dryer ducts have a tendency to droop in addition to the formation of ridges inside of the ducts. ventilation ducting hyfo Unlike rigid metal ducts, whose inner surfaces are smooth, foil ducts have many ridges for lint to get stuck on. Fortunately we never had a fire. Remember, if there ever was a fire, metal hoses will not melt and spread the fire like foil and plastic WILL. duct ducting dryer When I put the top & bottom sections on, I just put a band of duct tape around to let it lean and keep it from falling but if you have an assistant, it's easier. Exhaust from your dryer is often between 120 and 160 F.

As an Amazon Associate, we earn from qualifying purchases at no additional cost to you. UL listed and marked ducts are the better choice, as these ducts have been tested for total non combustibility with a maximum operating temperature of 435F. ventilation vent foil dryer hvac ducting clamps flex hose aluminum air They disconnect and pull the dryer out, install a large blower on the vent, and blow, brush, vacuum and/or dismantle - whatever it takes to get the vent clean. Not only do the ridges of foil ducts trap lint, but they also make it harder to remove. Equally importantly, dryer venting systems remove the hot, moist air and the carbon monoxide that is generated from combustion of natural gas. , there are also two voluntary sets of standards for dryer vent pipes: Underwriters Laboratories standard UL 2158, Electric Clothes Dryers for electric dryers. When the duct is kinked or crushed as the dryer vibrates against the wall over time (or is pushed), the air flow is restricted even further, building up heat and creating a potential fire hazard. Insulation will help prevent the moisture in the exhaust air from freezing inside the pipe, which would later lead to condensation and potential moisture problems when the pipe warms up and the ice melts. Based on the responses, I know I should use a flexible metal hose (the solid metal seems like it would take custom fabricating to get to the exact length and shape). I can personally state that we had the foil type dryer vent in our house (built in 1982) and it functioned normally for nearly 20 years and then the dryer started taking longer and longer to dry a load. FALSE This is a common misconception. A collection of common misconceptions about dryer venting. Some periscope ducts fit only particular dryer models, so ensure youre buying the correct one. The smooth interior finish means that foil dryer ducts do not comply with the regulations of the IRC. There is nothing wrong with the actual heating elements.

If the duct is in a heated space, such as the inside of the house or in a finished basement, then no, it doesnt need to be insulated. Comparison graphic of the port openings (round, model 425, model 350). The importance of proper dryer venting can scarcely be overstated. duct hvac ventilation 10ft exhaust

Look for a product that is constructed from heavy duty, fire resistant aluminum foil with a high density, corrosion resistant wire helix. Termination of dryer venting must be to the exterior with a proper hood or roof cap equipped with a backdraft damper. Do not use the plastic or vinyl. Your dryer only has the power to push that heavy, wet lint so far, so its inevitable that some of it will remain behind in the vent pipe. Have been off Houzz for a while as Bill and I contemplated moving south to a warmer, drier clime.

As well, metal ducts dont sag with accumulation of moisture, water, or lint, which obstructs air flow. Foil Dryer Ducts Are Not Compliant With the IRC, Harder to Clean When Ducting Isnt Smooth. You can find UL listed foil ducts in most hardware stores. All current over the range microwaves can be installed over gas cooking products up to and including 5 burner stoves. blockage of the dryer vent can cause overheating, dangers associated with broken dryer ducts. If your dryer is in the master closet, you can even pull the clothes on while they are still warm. Semi-rigid flexible aluminum ducts have a smoother interior for better air flow, collect less lint, and maintain their 4-inch opening. The service company could not get ahold of their regional rep to update the programing on their service equipment for WEEKS. Privacy Policy|Disclaimer, In December 2006, Underwriters Laboratories introduced UL 2158A, Clothes Dryer Transition Duct,, an approved standard for flexible, high-temperature, , rated to 430 F., for both electric and gas dryers (this standard is also part of. 9 Home Noises and How to Fix Them, So You Say: 30 Design Mistakes You Should Never Make, 8 Laundry Room Ideas to Watch For This Year, Top 10 Trending Laundry Room Ideas on Houzz, See an Amazing $400 Laundry Room Remodel for a Family of 8, Standouts From the 2014 Kitchen & Bath Industry Show. Don't be fooled into thinking it's more complicated than it is. Foil ducts contravene the IRC. dryer aluminum 5ft flex inch foil larger duct The lint is caught in a special bag. As long as the 66" minimum from the floor to the top of the microwave is followed there will be no performance or warranty problem. A factor that makes this worse is the fact that air coming from these vents is often saturated with water vapor since the water carried by the wet clothing must go somewhere. Here is a link that might be useful: Truths and Myths of Dryer Fires, Here is a link that might be useful: periscope vent. According to Section M1502.4.1 of the IRC: Exhaust ducts shall have a smooth interior finish and shall be constructed of metal not less than 0.0157 inch (0.3950mm) in thickness (No. As lint builds up, a serious fire risk develops. It has a UL 2158A listing, with the same fire safety level as semi-rigid aluminum, withstanding up to 482 without catching fire. https://dundasjafine.com/is-your-dryer-a-fire-hazard/#:~:text=The%20most%20common%20sources%20of,temperatures%20of%20250%C2%B0F. Theyre harder to work with, however, because they crush easily, and are tough to bend in tight areas. It blows air 360 degrees backwards, blasting the lint loose and blowing it outside. are all longer than the distance from the dryer vent connection to the wall connection (in their unexpanded form). With the aid of a vacuum hose or shop vac, these tools should clean your vents fairly thoroughly, but in foil dryer ducts, the process becomes less thorough. As soon as the fire becomes larger with more lint to use as fuel, the integrity of the ducts becomes important. Because many dryer manufacturers recommend only the semi-rigid or rigid metal transition ducts, a rigid aluminum periscope duct is a better solution if the space is tight between the dryer and the wall, and the dryer and wall vent are close together.

Another aspect of foil dryer ducts that excludes them from complying with the IRC is the thickness of the foil ducting. Dundas JafinesMFX48is 4-inch by 8 foot long and is UL approved and safe for dryer venting. The ridges and folds that tend to form in foil ducts are bound to trap lint, which often leads to fires. duct foil The International Mechanical Code (IMC) 504 also includes extensive clothes dryer requirements. We have made the plunge and purchased a home in southern Utah. ), Per the article in the attached link, those foil vents can trap more lint than the preferred solid or flexible metal ones and thereby possibly cause a fire. Tell Me More. In the United States, most home inspectors refer to the, International Residential Code (IRC) M1502.

Good luck! Some municipalities allow or do not discourage the foil covered vinyl flex but almost all appliance manufacturers insist on the use of the aluminum flexible pipe. All dryer ducting must be a minimum of 4" in diameter. Emptying a dryer right after its cycle is done often means your clothing will be cozily warm, which makes doing laundry a lot more pleasant. Here's how you are making what's broken work again, The Hardworking Home: A look at the most popular laundry photos in 2014 hints that dog beds, drying racks and stackable units will be key, Houzzers from around the world share their tips for transforming housework into childs play, Of all the laundry room photos uploaded to Houzz so far in 2016, these are the most popular. Yes, flexible metal can be cut with scissors. Actually inspect the termination port of the dryer and the wall or roof cap.

Remember to pick up a couple of 4-inch clamps to complete your installation. Houzz Pro: One simple solution for contractors and design pros, A green tree frog at the fireplace exhaust drives me crazy!!! It is as flexible as foil, and easy to install, yet crush-resistant. It has a UL 2158A listing, with the same fire safety level as semi-rigid aluminum, withstanding up to 482 without catching fire. The periscope looks like it might work but also looks like it would need to be cut. are not UL approved for clothes dryer transition ducts. Do not use rivets or screws in the joints or anywhere else in the duct as these will encourage lint collection. I was planning to use a foil hose. flexible 211l DRYER VENTS DONT NEED CLEANING. Keep exhaust duct as straight and short as possible. Duct joints shall be installed so that the male end of the duct points in the direction of the airflow. https://inspectapedia.com/ventilation/Clothes_Dryer_Venting.php#:~:text=Crushed%20or%20crimped%20flexible%20dryer,the%20duct%20and%20its%20connections. Also, I would like to know the best way to connect two hoses, foil tape or clamps? I agree. Dundas JafineDuct Insulation Sleevesare ideal for insulating rigid or semi-rigid round ducts. 24 to 45 inches), and can be installed horizontally, vertically, and diagonally.

The added weight of the lint and water make the sagging worse. Remember that only ducts 8 feet or less can be UL listed and marked. Since lint is flammable, its accumulation with the added heat from dryer exhaust makes fires a very real possibility, especially since blockage of the dryer vent can cause overheating. It is likely that the ducts will still contain lint that is difficult to remove, leading to more lint accumulating in these uncleaned areas. are rigid, aluminum ducts that telescope to extend their lengths (e.g. Home Blog Dryer Ducts Are Yours Up to Code? Just posted my first dilemma and could use some of your wonderful ideas. While our local service folks are great (have used for many other brand appliances for years), the Miele support is non-existent. Now is the perfect time to upgrade your venting situation since your getting a new dryer.Check your outside vent cover or flapper to see if it needs updating, cleaning or replacing.I updated my old setup and cut my drying time by 10 minutes. Theyre harder to work with, however, because they crush easily, and are tough to bend in tight areas. A buildup of lint in the vent reduces the air flow and affects your dryers performance, so it should be cleaned out periodically. You only need about 2-1/2 inches behind your dryer for these these types of duct. I've had a broken oven for over 3 months (an over-heated and cooked circuit board that controls the oven. grow clamps 10ft houses This product has smooth, straight walls to almost fully eliminate the possibility of lint trapping. Click here to find a Dundas Jafine product retailer near you. Some manufacturer requirements are not as restrictive as these codes, and their vents run much longer. Using a Recessed Dryer Vent Box will also save space in your laundry room by allowing the dryer to be pushed up against the wall. Their rough walls restrict air flow (the 4 inch opening collapses to 3.25 inches), and clog easily with lint. It warns against using a plastic or foil vent hose. Flexible metal has tiny ripples so there is minimal wind turbulence. As more and more lint is caught on the ridges, they create barriers over time. So, the very fact that the ducts are filled with lots of flammable lint may be enough for the dangerous temperatures to be reached. 10ft dryer When buying a semi-rigid duct, make sure you get a UL listed one, as some are non-listed. Not only will this product withstand fire better than a foil duct would, but its rigid design will prevent sagging even more than a semi-rigid duct could. They have a wide rectangular shape, except for the two ends where they make 90-degree connections to the dryer and vent. this was an EXTREMELY poor design, the circuit board sits between the four burners, on top of the oven (can you think of a worse part for sensitive electronics? The sagging of foil ducting is made worse by the fact that lint, as well as water, often accumulate here. What is the problem with foil vent hoses that would make Whirlpool specifically state that they should not be used? Routine cleaning is done from the outside by sending an air-propelled "jet-snake" through the vent. Dryer vent cleaning improves the safety and efficiency and depending on the venting circumstances, should be cleaned or inspected every 6-12 months. vent dryer hoses ipower insulated foil aluminum non (855) 358-1496 TOLL FREEFAX: (214) 247-1162Email: service@cwservicesinc.com, 2022 C&W Services Inc. | All Rights Reserved. We have the bottom elbow and the first length of pipe connected to the dryer vent outlet,and held in place somehow while we slide the dryer into position.

Never ever use a plastic duct to vent your dryer! However, some dryer manufacturers dont allow them because theyre highly flammable. However, some dryer manufacturers dont allow them because theyre highly flammable. According to the United States Consumer Product Safety Commission, there are also two voluntary sets of standards for dryer vent pipes: Both the IRC and MRC codes defer to dryer manufacturers in determining vent lengths, diameters, and number of turns. But if its running through a crawl space, unheated basement, attic or other unconditioned space where theres the potential for freezing, then it is recommended to insulate the duct. Wish I would have read this before buying a new dryer. The box also completely protects the duct from being crushed and lint build-up is minimized due to the limited kinks and bends. Running your dryer too long not only wastes energy but can also damage your clothes. You can find UL listed foil ducts in most hardware stores. A more constant danger is the temperature of the heating element that is inside the dryer cavity.

Converting 3/4 bath to laundry/powder room. Although dryers are a convenient appliance for household chores, their function comes with very real danger.

chimney range hose flexible It may seem like a somewhat easy fix to the accumulation of lint in your dryer vents would just be to clean the vents more often.

Thanks and happy Holidays! He did put in a flexible metal vent (our setup is practically the same as yours).

It's so simple. are pliable and easy to install. Flexible transition hose between the dryer and the wall outlet should be either the foil type or the aluminum flexible duct (most preferred). Transition ducts are flexible duct sections that connect the back of the dryer to the exhaust duct system in the wall. If you want to use this for a transition duct, first check your dryer manufacturers manual to make sure its allowed. It's not precision work. Or replace what you have with "Flexible Metal" (Flexible Metal being the best of both worldsflexible like the cheap plastic/foil tubes but rigid like solid metal). Vanity top suggestions? Does Rit Dye Remover take out cat urine stains out of fabric. More Dryer Vent Cleaning information can be found. Aluminum foil quickly disintegrates in a fire, meaning that the fire is no longer contained within the ducts. Although some foil ducts may comply with this, it is likely that they wont, since they are often significantly thinner than standard metal ducts. The material, texture, and rigidity of foil dryer ducts are what make them a fire hazard as well as a liability for your dryer. This is a very important function because, according to the National Fire Protection Association, there are more than 14,000 home fires every year involving clothes dryers. Foil dryer ducts arent safe. The very smooth interior of the periscope duct offers very little air resistance, which increases dryer efficiency and discourages lint buildup. As said above, the metal must be at least 0.0157 thick. I bought a new dryer (Roper,super capicity, whirlpool econmy version) and it took 2 hrs to dry my clothes.

Moreover, as lint builds up, it makes the dryer fan motor strain harder to exhaust the air, causing the fan to overheat, which increases the temperature of the exhausted air.

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