It looks like it is an organic material because it's a six-sided matrix that collapses when crushed. For more information about duct cleaning and duct sealing, read these related articles: Just give us a call. It looks like mold to me, however when we had our maintenance guy look at it, he informed us that it was lint that was drying within the unit and flaking off and blowing out, and … Thanks for everyones help, this is a killer board!!! Then press that piece back to back against another one. What is Cleaned in a Duct Cleaning by George Brazil? See the chart below for a side-by-side comparison of MERV 8 and 13: A MERV 13 filter can catch candle/tobacco smoke. This type of black foam deteriorates into a gooey/sticky material. Looks like the foam surround that goes around the blower motors and AC doors is deteriorating and blowing out the vents. But if the engine is putting out fumes that are being pulled in through the cowling, they might be causing deterioration of the foam edging on the blend doors. Might be a little rough on the shop. I have a 1998 Honda Civic and about a week ago I began noticing small pieces of foam coming out of A/C vents. The Real Reason for Dirt Streaking Around Vents Posted on AC Maintenance, AC Tips, The Cooler Blog January 28, 2015. The duct work for your heater tubes under the dash have foam in them where they connect. Also took the dash vents out, not a good solution. civic. I never really noticed that much coming out in the first place to be honest. mskkride. That is our idea and we plan on trying it later today or over the weekend. The black dust may be patchy and difficult to wipe off. Mold spores look black and dark like this. Leaving the technical stuff to other posters here, who definitely have MY respect insofaras they know what they’re talking about, I’m still going to say this: Okay, so you take the shop’s advice and let the foam eventually blow itself out. ^^^ Fair enough. Our chat service hours are Monday - Friday from 8 a.m. - 8 p.m. Saturday from 8 a.m. - 4:30 p.m. EST. The foam is greasy if squished? Must be the foam on the inner doors that direct the air to the floor or the dash vents........because the foam is still coming out! Over time [15 years] the foam was falling apart and would crumble when you touch it. Black stuff blowing out of vents. How old is this pickup? Exercising the doors always gets more to come out with the fan on high! to jam some of the hvac doors harleydrifter Before we jump in I want to just quickly run over the three main factors that affect noises coming from your air vents. Bits if Black Foam Gasket Blowing Through Air Vents! DustStorm4x4, Jul 27, 2018 #6. koditten likes this. I took out the ac vents and used a shop vac to pull most of the material out. They checked it over and said that the AC is functioning properly no problems with the system. Condensation forms in the coils and ducts as cool air circulates through the system, creating a … Solution: Use a better air filter The best way to prevent this black soot from circulating into your home is to upgrade to an air filter with a MERV of at least 13. Well, it's like one small piece a week. Black particles from the HVAC system are typically mold, rust or insulation. I used a vacuum cleaner on the dash vents to clean out the old foam. I've literally cleaned my vents where there is nothing visible in them and I turn on the a/c and more comes out, but not as much. Now, your AC system naturally has all 4 of these things: That’s why it’s common for mold to form in or around your AC system and ducts. tg -- How Can I Tell If My Air Ducts Are Leaking? Powered by Discourse, best viewed with JavaScript enabled. In my case, the rat thankfully ate everything, so nothing came out of the air vents. 2000 Dakota Quad. They are called Register Vent Filters. So if you’re seeing black particles coming out of your air conditioner vents and you’re a fan of burning candles or your fireplace, the most likely culprit is soot. Is this what it is and does anyone know where this is comming from (where i can find the deteriorating foam). I drive alot so in a couple of months I have about 90,000 and as of yesterday, my vents are spitting out the dark grey/black foam while I'm hearing a flapping/ticking noise that there is more coming my way. Noticed black particles on my dash, then saw that black foam chunks are being blown out of the air vents. If you see those black particles, you’ll need to have a mold remediation specialist…. Over time this foam dries out and starts to disintegrate at which time little pieces will come out of your vents. Thanks. Plug the Vent With Acoustic Foam If you already have pieces of egg crate pattern acoustic foam lying around, you can use them to plug your air vent. During one investigation, we determined that the source of black particles was earpiece foam from the occupant’s old headphones even though the occupant was convinced that the air system was dirty. Maybe the shop has some really good people there, and maybe I’m reading too much into that statement, but I may be wary of that shop in the future. That truck had two electric motors that change from hot and cold air and from vents, floor, and defrost. The higher the MERV, the more contaminants the filter removes from your home. Or just want to know more info about why you’re seeing black soot? Took it to the shop. Re: Black fluffy/foam like material, coming out of A/C vent... what your looking at is the remains of an old evoporator filter for the a/c it wont hurt but poss. Also the shut-off flaps inside have a foam ring around them to seal the passage when closed. I've never had this problem before. Foam coming out A/C vents. I would be afraid the high pressure of a compressor could … Joined Sep ... After figuring out how to remove the air duct work, it amounted to removing the three nuts from the long studs on the firewall inside of the engine compartment. If the HVAC system is the suspected source, inspect it. pmagrone (PAUL J. MAGRONE) April 23, 2019, 5:40pm #5 I was just there for tires. There was also a small amount of what seemed to be black flecks of foam (similar to AC filter--but the filters are grey and show no deterioration. Register Vent Filters. I tried activating the footwell vents (together with the main vents) which seem to reduce the air coming out of the top vents to a minimum. If the duct liner is the source of the black dust, it should be replaced right away, as the particles could be dangerous if … If you notice black dust around your air vents, this could be a sign of black mold growing within. I never really located where the screen material was without taking the ac unit apart. Mold is a nasty fungus to have in your home. It is messy as it is greasy if squished. airconditioning. I used a vacuum cleaner on the dash vents to clean out the old foam. As far as I could tell the foam served as a gasket between the duct work inside the dash and the air vents on the front of the dash panel. Clair. Is the engine compartment prone to fumes from various car fluids? Why Is There A Burning Smell Coming From My Home’s AC Vents? I’m no expert, but I stopped going to a shop just because the tech saw that I was wearing a yellow polo shirt and talked way down to me the whole time. Most of the time, rats enter the car from Fresh Air intake vent, and end up chewing these foams. I looked closer inside the vents with a flashlight and I do believe they are correct from what I saw. We’d be happy to provide some recommendations. If they’re condescending to you about a foam coming from the air vents, what will they try to do if you should need something like a head gasket? As far as I could tell the foam served as a gasket between the duct work inside the dash and the air vents on the front of the dash panel. Here 's the next step: find your air vents in recirculation mode parking! Dust may be patchy and difficult to wipe off higher the MERV on the vents... Customer ’ s choice, or you can use any normal thick density foam Friday. Sure this foam dries out and starts to disintegrate at which time little pieces of coming... Vacuum cleaner on the dash back against another one run over the weekend functioning properly no problems with soot... 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2020 black foam coming from air vents