injection foam insulation

Injection Foam Insulation vs Spray Foam Insulation

Injection foam insulation and spray foam insulation are two of the most popular types of insulation on the market today. Both have their own benefits and drawbacks, which can make it difficult to decide which is the right type of insulation for your home. 

Injection Foam Insulation

Injection foam insulation is a newer type of insulation that is growing in popularity. It is a type of insulation that is sprayed into the walls and ceilings of a building. It can be used in new construction or to retrofit an existing building. The injection foam is made of two components: a polyurethane resin and a catalyst. The two components are mixed together and then injected into walls and other cavities. The foam quickly expands, filling the space completely. 

Injection foam insulation is effective at preventing air infiltration and providing thermal insulation. It is very effective at preventing moisture accumulation, which makes it a good choice for humid climates. Injected foam into walls is also great for sound deadening and existing wall in your home or office.

However, there are some drawbacks to using injection foam insulation: 

  • Expense: Injection foam insulation tends to be more expensive than other types of insulation, such as fiberglass or cellulose. 
  • Risks of Moisture Accumulation: Injection foam insulation can sometimes cause problems with moisture accumulation. If the moisture accumulates too much, it can cause mold growth which can cause health issues or even structural damage which is a costly issue to remediate. 

Spray Foam Insulation

Residential Spray Foam Insulation Contractors in California
Spray foam installed in new construction

Spray foam insulation is a popular choice for homeowners looking to improve the energy efficiency of their newly constructed home or addition. It can also be used to seal cracks and gaps. Spray foam insulation is made up of two main components: a polymer resin and a foaming agent. The foaming agent, which is usually water, causes the polymer resin to expand into a foam. When the foam cures, it forms a continuous barrier against heat and air leaks.

One of the benefits of spray foam insulation is that it can be installed in a variety of ways. It can be sprayed directly onto the walls or roof of a home, or it can be used in conjunction with other types of insulation. Additionally, spray foam insulation can be installed by a professional installer or by the homeowner themselves. This makes it an affordable option for many homeowners.

Spray foam insulation is a popular choice for insulating homes and businesses. However, there are some potential drawbacks to using spray foam insulation such as:

  • Expense: Like injection foam insulation, spray foam insulation tends to be more expensive than other types of insulation, such as fiberglass or cellulose.
  • Installation Difficulty: While there are do-it-yourself options for homeowners, it is recommended that you hire an experienced, professional insulation installer. If not installed correctly, it can cause moisture problems and even fires. 
  • Health Risks: Spray foam insulation may contain harmful chemicals. When the chemicals react with the moisture in the air, they can release dangerous fumes that may cause respiratory problems, skin irritation, and headaches. 

In addition, the use of spray foam insulation can also lead to the growth of mold and mildew if not properly installed. These allergens can cause serious respiratory problems for people with asthma or other respiratory conditions.

Whether opting for injection foam or spray foam insulation, be sure to contact an insulation professional to ensure that you understand the costs, benefits and potential risks. More importantly working with an experienced professional gives you the peace of mind that the insulation is installed properly and in such a way that you derive the most benefit. 

Contact one of our insulation experts today to schedule your free estimate!


  • Ricardo
    - at 5 months ago

    need like a quote to close foam insulat my attic and removal of the exisitng blown insulation

    • David @ All Type Insulation Services
      - at 4 months ago

      Sure! We are happy to help with removal of your old blown-in insulation and spray foam insulation upgrade. Feel free to give us a call!

  • Charlotte Fleet
    - at 3 weeks ago

    Thanks for pointing out how spray foam insulation is affordable for homeowners because it has flexible installation options. My wife and I have decided to finish our basement this year, so we need to select the right insulation to install. Since we plan to install it ourselves to save money, we’ll invest in quality spray foam insulation.


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