Facts To Know About Insulation

Normally insulation lasts for many years but a few times it may need replacing depending on so many reasons. Some of those reasons include

    • When insulation becomes torn and lose its efficiency
    • When Bulk insulation becomes compressed and loses its ability to absorb heat.
  • When the insulation present in the home does not suit the climate.
  • When replacing insulation is a better option to reduce heating and cooling costs.

For any of the above conditions, there will be a requirement for insulation removal and all the facts related to that will be explained further.

When to replace the insulation?

A properly installed insulation will last for a few decades without any issue. There will be warranties as well for their smooth working for a period of 50 to 70 years. It is always better to get the insulation checked regularly every 10 years.

When there are any of the below signs it is always better to consider insulation removal or replacement as the existing insulation might not work efficiently.

  • When the home feels too hot in summer and too cold in winter the insulation might need some replacement
  • When the temperature inside fluctuates that means insulation has to be replaced.
  • If the room needs an air conditioner to run continuously that might mean the insulation is not working well.
  • When there is a sudden rise in energy bills.
  • When the roof is prone to water damage or there is a chance for the pests to affect the roof.

Types of insulation:

Usually, there will be four types of insulation that can be applied. This insulation will be dependent on the type of situation and climate present in that area.

Types of insulation include

  1.   Batt insulation

This type of insulation fits best between ceiling rafters, wall studs, and joists. These insulation types use glass wool, Rockwool, or polyester.

  1.   Reflective insulation

This has a reflective aluminum surface which is used to reflect heat and cold outside the house from the roof and exterior walls.

  1.   Insulation boards

These are used for floor insulation and for these stiff boards having aluminum backing will be used.

  1.   Loose-fill insulation

In this type installers typically will blow insulation materials like fiberglass, recycled paper, or wall which are in loose form into the wall or ceiling cavity in order to fill the space.

Cost of Insulation:

The amount that is to be paid in order to replace insulation present on the walls or roof will depend on the following factors

  • How many installations will be required?
  • For replacing what type of installation will be suitable?
  • Can some part of the existing insulation be saved without getting replaced?
  • Can this installation be done by the owner or do they need to hire a professional?

Depending on the above factors the cost that will be required for insulation removal and replacement will be decided.


Generally, for insulating 100 square meters it will take $1200 to $1300 for R 2.0 and 5.0 batts. It will charge $115 for 60 square meters in case of reflective insulation.