The landlord has now informed us it is a stain and sent these photos. Is there pet hair in the HVAC ducts? Journal of the American Oil Chemists Society 72, no. Can't figure out what would cause this type of stain. Do floor surface stains point to a source (such as a leaky pipe, location near a window, air leak near a wall, or cracks and water entry in a concrete floor slab) ? We have no relationship with advertisers, products, or services discussed at this website. What activities on, over, near the carpet had taken place prior to that? Carpet padding types, properties, uses: this article explains carpet padding, cushions, and underlayment as well as antique carpet liners, and we address questions about carpet asbestos or mold hazards. Perhaps there was a spill or a leak or a pit. steve weiss stock holdings. and smelling stuff on the rug. Above, the carpet mold staining pattern shows the footprint of furniture, possibly a stereo stand or bookshelf that sat on this floor for a long time. Turn Over The Remaining Carpet Underlay. Older, more-worn carpets may accept and retain dirt more-easily. The carpet is a soft gold, beige color. 5 simple steps to lay carpet underlay Step 1: Measure up First things first, grab a tape measure and take accurate measurements of the room. resemble foam? It's normal to think that something that you never noticed before today is a recent event. Notice that there appears to be a shadow of yellow on the lower portion of the door immediately above the stain? - PDF Document from NIS, What Style Is It? Because some rebond, especially made in the U.S. before 1985, may contain butylated hydroxytoluene (BHT), this padding type can cause yellowing of olefin and some nylon carpets and is not recommended below those products. Be sure that you have working CO detectors and smoke detectors, and have your heating equipment checked promptly. Step 4: Using the staple gun, secure the underlay carpet to the floor. The carpet and underlay should be carefully, removed to minimise release of dust and particulates. Erin that looks to me like a spill or animal urine stain. It's that simple. Are there water stains on the slab? visible carpet mold was the "tip of an iceberg" of hidden mold below. If it is one corner, you might have the chance to clean up the mess and use the carpet underlay for a few more months. It is somewhat hard but can be scraped off and crumbles to dust. - protective carpet spray left stains that won't come out with cleaning. Relating air movement patterns to dust or soot or other debris stains may be diagnostic. Excellent You Are Here: what happened to calista flockhart zta password zip carpet underlay turned to dust It can also improve the way the carpet feels when you walk on it, and increase heat and sound insulation. Please bookmark this page to make it easy for you to check back for our response. Stains can for sure appear over time, sometimes quite a while after the original spill or other cause. The boiler is in a cupboard to the right of the patch about a meter and above the patch is french windows that lead to the gardenThank you. Carpet underlay is too thick for hardwood or laminate. It is only going to get worse and will completely disintegrate in a few months to a year. There was a house fire in the garage decades ago and the home owners says they replaced the carpet back then. You cannot maintain the status quo because its not going to work out. Spring is in the air, and that means pollen is everywhereincluding on your carpets. 1996 Ashrae Handbook Heating, Ventilating, and Air-Conditioning Systems and Equipment: Inch-Pound Edition (Hardcover), ISBN-10: 1883413346 or ISBN-13: 978-1883413347 , Principles of Heating, Ventilating, And Air Conditioning: A textbook with Design Data Based on 2005 AShrae Handbook - Fundamentals (Hardcover), Harry J., Jr. Sauer (Author), Ronald H. Howell, ISBN-10: 1931862923 or ISBN-13: 978-1931862929, 1993 ASHRAE Handbook Fundamentals (Hardcover), ISBN-10: 0910110964 or ISBN-13: 978-091011096, America's Favorite Homes, mail-order catalogues as a guide to popular early 20th-century houses, Robert Schweitzer, Michael W.R. Davis, 1990, Wayne State University Press ISBN 0814320066 (may be available from Wayne State University Press), American Plywood Association, APA, "Portland Manufacturing Company, No. I have 4 Ikea rugs that do the exact same thing. We personally have never had it cleaned. To fix the issue, remove the carpet underlay, sweep away the dust, and replace the padding. What stains, clues, materials were visible on the floor or sub-floor over which the carpet padding and carpeting were laid? They slowly expanded and expanded and are still expanding. Those pieces of dirt have mutiple sharp surfaces -- which cut the fibers of the rug and they are forced throught to the back. If the rug has backing and the backing starts to disintegrate it will be obvious from the missing patches of rug backing. What was the liquid that leaked? . Its a common sign indicating the underlay is starting to age and needs to be switched out. Were the padding stains bigger or smaller in area than the stains seen on the carpet underside? Luna re-carpeted most of our house but its only happening on this brand/color of carpet. Which also means that if that stuff is dried up mold, then they carpeted right over it.which opens up a whole new can of worms. No mouse droppings around. They are not in any cracks or nr the walls..just in the middle ed. These are the steps to follow if your carpet underlay turned to dust. These stains appeared in the basement of my mother-in-laws Colorado home. I think it is gorgeous. (Perhaps a clandestine visitor?) When the prior carpet was replaced Cleaning the floor with a damp rag will turn black. I asked the landlord if they had treated the subfloor with Kilz or similar sealer before installing the new carpet, thinking that a pet stain could possibly seep up from the subfloor through the new carpet and pad. If someone saw fit to cover the hardwood with carpet, the hardwood was probably a bit tired even then. I couldn't spot whether the reason was re weaving with a slightly differently colored material because I don't know what to look for and what would indicate well-made repairs. . Unfortunately, carpeting isn't exactly cheap, so the best step is to have underlaying or invest in carpeting that won't require underlays. What may cause this on my carpet its in my bedroom also. It is positioned under the carpet, which can cause it to accumulate dust and wither away. Using Too Much Liquid Cleaner A liquid is an enemy of hardwood floors. I pulled the carpet back, which was put in new when I bought the hosue, 1.5 years ago, to find this black stuff all over the place. Remember to factor this into your costs. Reader Question: Dear Inspectapedia:I am amazed by your fabulously comprehensive website. Ripped up underlay and carpet which was easily 50 years old for a home renovation. Owners concerned about possible asbestos in their fiber-based carpet underlay should contact an accredited asbestos testing laboratory. I k ow its not musky and Id have to say its more like chemical related. On 2013-03-22 by (mod) - Old asbestos bags woven into carpet pads, JoanUse the search box found at the top or bottom of this page to search InspectAPedia for, for an extensive library of articles, photos, references on that topic, including in carpet padding. There were however many other that used asbestos paper such as HVAC duct wrap and asbestos backing on sheet flooring. Hi! @Anonymous, Here you can see that the rebond carpet padding is also reinforced with synthetic fibers. CARPET STAIN DIAGNOSIS at InspectApedia.com - online encyclopedia of building & environmental inspection, testing, diagnosis, repair, & problem prevention advice. You may want to get a solid latex rubber underpad which will keep the dirt from getting to the floor. Watch out: in older homes in Australia, carpet padding may have been produced by recycled bags used by James Hardie corporation to transport asbestos fibers, creating an unexpected potential asbestos hazard in those homes. Our Comment Box is provided by Countable Web Productions countable.ca, Click to Show or Hide Citations & References, CARPET STAIN DIAGNOSIS & CLEANING REFERENCES, An Investigation of INDOOR HOUSE DUST DEBRIS, THE EFFECTS OF COMMON HOUSEHOLD CLEANING AGENTS AND AGING ON THE REMOVAL OF QUANTITATIVELY APPLIED FOOD STAINS FROM RAYON, NYLON, AND OLEFIN PILE UPHOLSTERY FABRICS, RETENTION AND REMOVAL OF HOUSE DUST CONTAMINANTS FROM CARPET, SPRAYING COLLOIDAL NANO TIO2 AND CROSS-LINKABLE POLYSILOXANE ONTO ACRYLIC CARPET FOR SELF-CLEANING, RUG AND CARPET FIBERS: SELECTION AND CARE, ASSESSMENT OF ACCELERATED HYDROGEN PEROXIDE FOR SANITIZING CARPET, CARPET OZONE MOLD / ODOR TREATMENT WARNINGS, FIRST AID for PET-PEED-ON CARPETS & FLOORS, ARTICLE INDEX to ANIMAL PESTS, ALLERGENS, HAZARDS, HOME INSPECTION EDUCATION COURSES (Canada), HOME INSPECTION EDUCATION: HOME STUDY COURSES. which had been suspected of originating in an HVAC system were actually carpet dust and fibers. Improves structural stability when a hard underlay is used over yellow tongue or timber sub-floors. Be nice to know what part of the country this is and what the underneath side looks like, basement or crawlspace. in soil retention based on fiber type. If you are asleep/drunk, then a) it's not likely to set the carpet alight but if it does then b) the resulting toxic fumes from the flame retardants are more likely to kill you than the flames. What could be the cause of this circular stain on my carpet? on it. This area is where my husband had his desk so its not like it had a lot of traffic. They can be tricky to deal with, so start in a corner, take your time and follow the steps below. Occasionally we also see more blotchy carpet stains with sharply defined edges where a spill has occurred or where a partial attempt was made to "wash" an area where thermal staining had previously occurred. I noticed theres another stain like this on the other side of the bed. In one of the rooms, there is a lot of glue and also some type of white substance, kind of like an underlayment or fibrous filter material. If so are the padding under-side stains larger than the padding surface stains? And they have a point. They are extremely damp. That doesn't mean they didn't get their old carpet wet. Use a brush and hoover to remove any debris and dust and, if you're laying carpet, ensure carpet grippers are fitted around the perimeter of the room.