The reasons why blown in insulation became so popular is that it is easy to put in and due to the fact you won’t have to do extensive tearing of your walls. You will simply need to create an opening for a machinery to insert a tube which will blow the insulation particles to your wall.
If you are confused and you don’t know the areas where the insulation of your house can be blown, we recommend you all areas like ceilings, walls, floors or attic crawl spaces.
If you’re asking for some advantages, we will tell you that blown insulation is cheap and safe. You will also find out that it is ecological and some materials are fire safety. The most important advantage of the blown insulation is the easiness of installation. You will simply create a hole into your wall and after you will finish the job, the hole will be sealed.
On the other side, a disadvantage for blown insulation can be the fact that you will struggle to seal areas with electrical junction boxes or plumbing structures because the foam insulation will expand. Another disadvantage is the fact that over the time, the material blown will settle and creates issues for your walls.
If you’re asking for materials, a very good option is represented by wet-spray cellulose which contains adhesive and it is treated with aluminum sulfate which will keep fire away from your house. Also, you can use materials like vermiculite, fiberglass, slag wool, hemp wood chips or granulated cork.
In case if your supply store doesn’t allow you to rent materials needed, it is recommended to let professional contractors to do this job for you. Contractors have experience in this kind of jobs and they will know precisely what they need to do after a quick checking of your house. Remember to ask for price first, then you can let them do the job.