Having said that, there's nothing wrong with satisfying your curiosity before making the decision to move forward. Spray foam insulation may not adhere properly to a surface that is dirty or oily.If you have further questions about the process, your best bet is to contact a good contractor in your area and ask them specifics about their methods. Here are some common questions about the process. Every manufacturer and contractor will have slightly different procedures, so it would be a mistake to make generalizations about the entire industry. The foam itself is perfectly safe for the environment and is not known to release any compounds that could cause damage to the air quality you breathe.Should you remove prior insulation?Generally speaking, the answer is yes.Is it safe for the environment?There are several different types of spray foam insulation. Some contractors will disagree, leaving the "pink stuff" down while simply putting the foam insulation on top of the existing material. This doesn't mean you have to get on your hands and knees and scrub the entire attic with a toothbrush by any means. Done professionally, however, these emissions will be kept to a minimum and should not affect the quality of the air you are breathing even on the day of the installation. These require special care and should be thoroughly cleaned. Take a vacuum cleaner up there, sweep where you can, and you should be left with a surface amenable to the application.Spray Foam Insulation: Your Questions Answered.If you're considering going with spray foam insulation for your attic, then you probably have a few questions about the process. This will avoid many of the pitfalls and problems you're likely to encounter if doing it on your own, not to mention the fact that professionals will have the proper safety equipment and know what precautions to take before getting started. Should you have a clean surface?This is a definite. Here are some common questions about the process. Any aerosol spray is going to have some degree of emission.While the application can be done by a homeowner with skill and patience, it is nevertheless highly advised that you contact a good professional for the installation.If you're thinking about using spray foam insulation for your attic, then you may have a few questions about the process. However, it is possible to run into temperature control problems when doing it this way, not to mention the unsightly mess this creates.Many contractors will choose to apply primer to steel surfaces before doing the application. It is up to you in the end, and either method can prove successful, but it is usually the best Trigger Sprayers Suppliers option to take up the existing material first. The same cannot always be said for the process itself. Pay close attention to any metal surfaces
