A little additional care for your attic area can go a fair distance. Even if you are constructing a new home or considering insulation for an existing one, attic insulation can be a wonderful investment in lowering cooling/heating expenditures. Even some of the most power-efficient Ventilation systems will have to work a lot harder if attic insulation is absent.

Attic insulation is no exception; you have a plethora of solutions at your fingertips. Choosing the appropriate sort of attic insulation insertion for your residence, on the other hand, can make a big difference between having sufficient savings for summer break and wasting your holiday budget on your electricity bill.

Continue reading for a complete summary of the many forms of attic insulation and which one is most likely to keep your thermostat stable.

Expenses of Attic Insulation

Insulating your roof might range between $1700 and $2100, as per Home Advisors. The following are the primary cost-influencing factors:

  • Your insulation’s kind and substance
  • Attic square footage Professional or insulator installer’s payment
  • If you need to insulate around junction boxes or wires, an electrician may be required as part of the operation.


The resistance per inch of thickness is measured by the R-value. It computes your insulation’s capacity to overcome heat flow. You should choose a larger value because it signifies improved performance and power efficiency. The R-value varies according to the type of insulation used, but R3.8 is the typical value for most attics.

Attic Insulation Material Kinds

Various materials have various advantages and disadvantages, and some attics will be better suited for one medium over another. Here is a summary of the most commonly used insulation materials you must know before purchasing:

  • Polystyrene: This one has an R-value ranging from 3.8 to 5 per inch and is mostly utilized in foam panel insulation.
  • Liquid Polyurethane: Liquid polyurethane insulator has an R-value ranging from 3.5 per inch to 6.5 per inch. The value changes based on whether an open or closed cell insulator is utilized.
  • Cellulose: Cellulose is made of various materials such as cartons, wood, and paper. It is being used as an insulator for years. The R-value per inch is 3.8.
  • Fiberglass: Fiberglass insulation is constructed of a light braided fiber that can be easily cut. It is extensively used for sheet insulation which has an average R-value of 2.7.
  • Denim: It is composed of cotton denim. It is non-toxic and simple to build, although it is pricier than most other alternatives. It has an R-value of 3.5 and is best for restricting airflow.
  • Mineral wool: Mineral wool is also available in two varieties: rock wool and slag wool. Rock wool is created from naturally occurring minerals, whereas slag is created from liquid metal residue. It also has a 3.3 R-value. It is immune to fire but much more costly than other solutions.

There are multiple approaches to installing attic insulation, which also means there are numerous ways to get it wrong. Fortunately, Ottawa Insulation Contractors is around to assist you with your next project. We are focused on working for you according to your budget to determine which sort of insulation is appropriate for your specific attic and how much amount you will require. When you count on our skilled team of contractors, even if you have a complete attic or an incomplete attic, you can be assured that the insulating material installation will indeed be handled correctly and properly.

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