Table of Contents
Just think, if you tried to sweep up dust it flies into the air. But mopping it up ensures it stays put and is easy to remove. A large shop vacuum works best in attics. Line the shop vac with heavy-gauge plastic bags and start sucking up the vermiculite.
Can I remove vermiculite insulation yourself?
Do not attempt to remove the insulation yourself. Hire a professional asbestos contractor if you plan to remodel or conduct renovations that would disturb the vermiculite in your attic or walls to make sure the material is safely handled and/or removed.
Does vermiculite insulation need to be removed?
The EPA recommends that vermiculite insulation be left undisturbed. Airborne asbestos fibers present a health risk through inhalation, so the first step is to not disturb the material, which could release fibers into the air. If you disturb the insulation, you may inhale some asbestos fibers.
What percent of vermiculite insulation contains asbestos?
Vermiculite is a naturally occurring mineral that is perfectly safe when pure. Unfortunately, an estimated 75 percent of it came from Libby, Montana, where it usually was contaminated with toxic amphibole asbestos.
How can you tell if vermiculite has asbestos?
How can I tell if my vermiculite insulation contains asbestos? The majority of all vermiculite insulation pro- duced before 1990 used contaminated vermicu- lite from Libby. Asbestos fibers in vermiculite are too small to be seen by the naked eye. Only a trained technician using a microscope can see asbestos fibers.
How do I remove vermiculite from my attic?
Just think, if you tried to sweep up dust it flies into the air. But mopping it up ensures it stays put and is easy to remove. A large shop vacuum works best in attics. Line the shop vac with heavy-gauge plastic bags and start sucking up the vermiculite.
Where can I get rid of vermiculite?
Call the local authorities on waste removal and/or toxic substances. Ask what their protocol is for the disposal of vermiculite and insulation laced with it. These local authorities may advise you to stay away from the insulation entirely, and to hire a professional to come and remove it.
How toxic is vermiculite?
Vermiculite itself is safe to use; there is no evidence that any acute or chronic toxicity or carcinogenicity exists from long-term exposure to vermiculite. When the vermiculite was mined, some asbestos minerals contaminated the vermiculite.
What are the dangers of vermiculite?
If vermiculite is disturbed, it could cause tiny, needle-like asbestos fibers to become airborne. Asbestos in the air can be inhaled and cause lung damage. If asbestos is not in the air, it is not dangerous to your lungs.
Can you cover vermiculite insulation?
It is generally recommended that the vermiculite insulation be appropriately covered and left in place undisturbed. Removal is generally unnecessary unless required for renovation or demolition.
How much exposure to asbestos causes mesothelioma?
Out of all people with heavy, prolonged exposure to asbestos, 2% to 10% develop pleural mesothelioma. Symptoms of mesothelioma usually do not show until 20-50 years after asbestos exposure, which is when tumors have grown and spread.
Is there asbestos in vermiculite ceilings?
Pure vermiculite is perfectly harmless, but this mineral is often mined from areas where it picked up asbestos. Textured vermiculite ceilings are highly friable and easily damaged, so they’re more likely to release any asbestos they might contain than, for example, asbestos floor tiles.
Does vermiculite in Canada contain asbestos?
However Health Canada has found some brands of vermiculite insulation may contain tremolite asbestos and could present a health hazard. These products can cause health risks if disturbed during maintenance, renovation or demolition.
Can you put fiberglass insulation over vermiculite?
Chip D’Angelo, president of WCD Consultants, an asbestos remediation company in Pennington, N.J., said fiberglass insulation batts can be installed directly over the existing vermiculite if its surface is sprayed with a mist of water to avoid creating dust, and if a protective breathing mask is worn.
Was vermiculite insulation used in walls?
What is vermiculite? Vermiculite is a mineral that was used for insulation. If your home was built before 1990, you might have vermiculite insulation in your walls or attic. Up to 85 percent of all vermiculite insulation in the U.S. came from a mine in Libby, Montana, sold under the name Zonolite.
What do you do if you have asbestos insulation?
Therefore, if you discover insulation in your home that you believe may contain toxic material, you should not try to remove it or inspect it closely by yourself. Instead, if you suspect an area may be contaminated with asbestos, especially if the material is damaged in any way, you should call a professional.
How do you replace vermiculite?
Alternatives to Vermiculite Peat. Peat (also known as peat moss) is light and holds moisture well but not does not stay soggy. Coir. Coir is coconut dust. Perlite. Like vermiculite, perlite is an inorganic matter added to the garden to improve water drainage and permeability. Sawdust. Shredded Hardwood Bark or Wood Chips.
Is vermiculite a good insulator?
Vermiculite is a naturally occurring mineral worldwide. In addition to being light, vermiculite chunks are also absorbent and fire retardant. These characteristics make it great as an additive, for example to potting soil. It also makes a good insulating material.
What is the R value of vermiculite?
Expanded vermiculite is lightweight, fire-resistant, and odorless; since it has an R-value of about R-2 per inch, it was used for decades as an insulation material.
