Gilson Lyceum is reader-supported. When you buy through links on our site, we may earn an affiliate commission. Learn more

Best Attic Insulation For Hot Climates: - Our Top Picks 2022

Philip Jackson
  Aug 9, 2022 10:18 PM

If you’re looking for best attic insulation for hot climates you’re in the right place. We spent a lot of time reviewing best attic insulation for hot climates to come up with the thiings that we think stand apart from the pack in appearance, utility, and value. In this guide, we have researched all the items and provided the finest options accessible today for you.


Overview

Most likely, you're in Arizona right now, bracing yourself for the summer's heat with a search for the best insulation for hot climes. Phoenix, Arizona is hotter than other places, therefore which type of insulation is most suited for a dry, hot climate like this one?

In hot climes, there are four primary types of insulation that can be installed in your home or office. Among these are spray foam, rolled batt, and loose fill. Which of these is best for your house relies on what you already have and how much money you have to work with.


Compare Products

1
  • SCORE
    9.4
    G Score

    G Score is a ranking system developed by our team of experts (people love working outdoors with people and plants). It from 0 to 10 are automatically scored by our team based upon the data collected. This score has no relationship or impact from any manufacturer or sales agent websites. Learn more

  • Brand
    DGSL
2
  • SCORE
    9.4
    G Score

    G Score is a ranking system developed by our team of experts (people love working outdoors with people and plants). It from 0 to 10 are automatically scored by our team based upon the data collected. This score has no relationship or impact from any manufacturer or sales agent websites. Learn more

  • Brand
    MYFAMIREA
3
  • SCORE
    9.4
    G Score

    G Score is a ranking system developed by our team of experts (people love working outdoors with people and plants). It from 0 to 10 are automatically scored by our team based upon the data collected. This score has no relationship or impact from any manufacturer or sales agent websites. Learn more

  • Brand
    Miloo
4
  • SCORE
    9.2
    G Score

    G Score is a ranking system developed by our team of experts (people love working outdoors with people and plants). It from 0 to 10 are automatically scored by our team based upon the data collected. This score has no relationship or impact from any manufacturer or sales agent websites. Learn more

  • Brand
    INSULATION MARKETPLACE
5
  • SCORE
    9.2
    G Score

    G Score is a ranking system developed by our team of experts (people love working outdoors with people and plants). It from 0 to 10 are automatically scored by our team based upon the data collected. This score has no relationship or impact from any manufacturer or sales agent websites. Learn more

  • Brand
    LEMOONE
6
  • SCORE
    9.2
    G Score

    G Score is a ranking system developed by our team of experts (people love working outdoors with people and plants). It from 0 to 10 are automatically scored by our team based upon the data collected. This score has no relationship or impact from any manufacturer or sales agent websites. Learn more

  • Brand
    Storystore
7
  • SCORE
    9.2
    G Score

    G Score is a ranking system developed by our team of experts (people love working outdoors with people and plants). It from 0 to 10 are automatically scored by our team based upon the data collected. This score has no relationship or impact from any manufacturer or sales agent websites. Learn more

  • Brand
    ToLanbbt
8
  • SCORE
    9.0
    G Score

    G Score is a ranking system developed by our team of experts (people love working outdoors with people and plants). It from 0 to 10 are automatically scored by our team based upon the data collected. This score has no relationship or impact from any manufacturer or sales agent websites. Learn more

  • Brand
    VUAOHIY
9
  • SCORE
    8.8
    G Score

    G Score is a ranking system developed by our team of experts (people love working outdoors with people and plants). It from 0 to 10 are automatically scored by our team based upon the data collected. This score has no relationship or impact from any manufacturer or sales agent websites. Learn more

  • Brand
    AES
10
  • SCORE
    8.8
    G Score

    G Score is a ranking system developed by our team of experts (people love working outdoors with people and plants). It from 0 to 10 are automatically scored by our team based upon the data collected. This score has no relationship or impact from any manufacturer or sales agent websites. Learn more

  • Brand
    AES
11
  • SCORE
    8.8
    G Score

    G Score is a ranking system developed by our team of experts (people love working outdoors with people and plants). It from 0 to 10 are automatically scored by our team based upon the data collected. This score has no relationship or impact from any manufacturer or sales agent websites. Learn more

  • Brand
    US Energy Products
12
  • SCORE
    7.2
    G Score

    G Score is a ranking system developed by our team of experts (people love working outdoors with people and plants). It from 0 to 10 are automatically scored by our team based upon the data collected. This score has no relationship or impact from any manufacturer or sales agent websites. Learn more

  • Brand
    AES

Last update on 2022-08-09 / Affiliate links / Images, Product Titles, and Product Highlights from Amazon Product Advertising API


Buying Guide

R-Value

R-value is a useful tool in determining which type of attic insulation is ideal for hot regions.

An insulating material's R-value is a measurement of its thermal resistance—in other words, its capacity to impede heat flow. R-values ranging from 30 to 60 are considered optimal for hot, dry conditions, however this varies by location.

Insulation with an R-value of R30, for example, is ideal for attics in southern California without being prohibitively expensive or too insulated. In southern California, R38 or above is not recommended. Even if you save some money on your energy bill by installing insulation with a R value higher than R38, the additional cost of doing so may outweigh any gains in energy efficiency.

Best Insulation for hot climates

Choosing the right insulation material for your climate is just as important as choosing the right R-value for your attic insulation. Fiberglass, cellulose, spray foam, and mineral wool are some of the most prevalent types of insulation.

Fiberglass Insulation

When most people think of insulation, they see a fluffy, cotton candy-like substance called fiberglass insulation. Recycled materials and sand are used to create incredibly fine glass fibers in fiberglass.

 

As the best type of insulation for homes, fiberglass is the most commonly utilized, especially in hot areas.

Insulating your home with fiberglass not only improves its energy efficiency, but it also raises its value. According to Remodeler Magazine's 2016 research, adding fiberglass attic insulation is one of the best investments a homeowner can make because it increases the value of the property by 117 percent.

Cellulose Insulation

Insulation made of cellulose is the second most common, however it has a number of disadvantages.

Absorbency

The worst thing about cellulose is that it soaks up water and moisture from the air, making it difficult to work with. More moisture in the air means that more moisture is absorbed into your insulation in hot, humid conditions.

Durability

As soon as 15 years after installation, cellulose begins to disintegrate because it is produced from recycled materials like newspaper and cardboard. Fiberglass insulation, on the other hand, has a lifespan of between 20 and 30 years in most houses. Fiberglass, on the other hand, is more expensive in the long run, despite the fact that it costs less up front.

Spray Foam

Applying spray foam is as simple as squirting it on to the desired location. It may seem like spray foam insulation is a straightforward process, but there are a few important considerations to keep in mind:

Typically for industrial buildings

In the industrial sector, spray foam is most commonly used. Spray foam can interfere with attic plumbing and wires in residential dwellings.

Difficulty in application

Using a spray gun to apply the paint is a real challenge. Attic insulation gaps and insulation on pipes and electrical equipment are more likely to occur if you don't seal your attic properly. Consult a professional if you decide to use spray foam in your attic.

Safety concerns

Methylene diphenyl diisocyanate, the principal chemical in spray foam, is known to induce lung damage, provoke asthma episodes, and create asthma symptoms. For the second time, if spray foam is the perfect decision for your property, you should consult with experts. They'll have the necessary skills and equipment to carry it out successfully.

Radiant Barrier

Thermal barrier is ideal for hot areas since it does not strive to impede heat transfer through its materials, but instead reflects it. In order to keep HVAC ducts cold, a second layer of radiant barrier is commonly used in attics. It is easier for the cold air to travel through the ducts when the attic temperature is milder.

Loose Fill Insulation

For attic floors and walls, loose fill insulation is an excellent alternative. Old walls with no insulation or insulation that has become saggy over time are excellent candidates for this type of retrofit. A machine blows loose fill into the desired locations. The term "blown in insulation" derives from this fact.

Rolled Batt Insulation

Insulation in the form of rolled batts is one of the most prevalent and what most people in the United States envision when they think of insulation. Installed between the rafters, it comes in either pink or yellow. Staple guns are used to secure the insulating portions to the paper backing. Insulation projects on a tight budget can benefit from rolled batt.


Faqs

What Is The Best Wall Insulation For Hot Climates?

In hot areas, the best wall insulation to use is loose fill.

What Is The Best Roof Insulation For Hot Climates?

The finest roof insulation for hot areas is Blown In Insulation. Radiant barrier, on the other hand, should be installed to keep the heat out of your attic.


Conclusion

Is insulation necessary in the summer? Yes! Yes, it's critical. This is because it not only protects the building from the heat of the outside world, but it also saves a significant amount of electricity. You'll be able to operate your air conditioner for a shorter period of time and save a significant amount of money. It is cooler in the winter and hotter in the summer to have a poorly insulated roof, attic, or wall. As a result, a high-quality thermal insulation is essential for the safety and comfort of your home.


3.3
3 ratings