Social Moms

Best Insulation To Keep Heat Out (2023 Update)

When you shop through links on our site, we may earn an affiliate commission. This educational content is not intended to be a substitute for professional advice.

If you're looking for a way to beat the heat and keep your space comfortable, you may be wondering what the best insulation to keep heat out is. With so many options available, it can be difficult to know where to start. However, by considering a few key factors before making a purchase, you can ensure that you choose the best insulation for your needs.

Firstly, it’s important to consider the type of insulation you need. There are various types of insulation available, including fiberglass, cellulose, and spray foam. Each type has its pros and cons, so it’s important to consider factors such as cost, ease of installation, and effectiveness.

Secondly, you should consider the specific needs of your space. Factors such as the size of the area you need to insulate, the climate in your region, and the structure of your building can all impact your insulation needs. For example, if you live in an area with very high temperatures, a more effective insulation may be necessary to keep your space comfortable.

So, what insulation options are available to keep heat out? Does spray foam insulation really work? How do you know which type of insulation is best for your needs? By considering these questions and doing your research, you can make an informed decision and choose the best insulation to keep your space cool and comfortable, no matter what the temperature is outside.

10 Best Insulation To Keep Heat Out

# Product Image Product Name Product Notes Check Price
1

It is ideal for insulating windows from heat and cold, and covers two 3 ft. x 5 ft. windows.

2

Ideal for adding privacy and reducing heat from sunlight in windows, while still allowing some natural light to enter.

3

The product is ideal for providing insulation, heat and cold shield, and radiant barrier with its pure aluminum material.

4

Ideal for use as an energy efficient insulation to reflect radiant heat in residential or commercial buildings.

5

This product is ideal for insulating indoor windows that are 5 – 3'x5' in size, for energy efficiency and cost savings.

6

It is ideal for insulating roofs, attics, and houses to reflect solar energy and increase energy efficiency.

7

Reflective foil insulation, 24 inches wide and 10 feet long, ideal for insulating walls, attics, and crawl spaces.

8

Ideal for covering large patio or sliding glass doors, providing thermal insulation and blackout features with stylish grommet design.

9

The product is ideal for insulating indoor windows, improving energy efficiency and reducing drafts.

10

This product is ideal for floor and wall insulation, reflecting 96% radiant heat and keeping out moisture as a vapor barrier.

It is ideal for insulating windows from heat and cold, and covers two 3 ft. x 5 ft. windows.

Ideal for adding privacy and reducing heat from sunlight in windows, while still allowing some natural light to enter.

The product is ideal for providing insulation, heat and cold shield, and radiant barrier with its pure aluminum material.

Ideal for use as an energy efficient insulation to reflect radiant heat in residential or commercial buildings.

This product is ideal for insulating indoor windows that are 5 – 3'x5' in size, for energy efficiency and cost savings.

It is ideal for insulating roofs, attics, and houses to reflect solar energy and increase energy efficiency.

Reflective foil insulation, 24 inches wide and 10 feet long, ideal for insulating walls, attics, and crawl spaces.

Ideal for covering large patio or sliding glass doors, providing thermal insulation and blackout features with stylish grommet design.

The product is ideal for insulating indoor windows, improving energy efficiency and reducing drafts.

This product is ideal for floor and wall insulation, reflecting 96% radiant heat and keeping out moisture as a vapor barrier.

1. Outdoor Window Insulation Kit: Clear Heat Film

The 3M Outdoor Window Insulator Kit is the perfect solution to prevent cold drafts from entering your home and to keep warm air inside. This kit includes a clear heat shrink window film, double-sided Scotch Window Film Mounting Tape, and helpful instructions to ensure a quick and easy installation process.

By using this window insulator kit, you can save energy and reduce your heating costs. It also prevents condensation and frost buildup, providing a comfortable and cozy environment inside your home. Please note that this kit is designed for outdoor use only and should be applied when the outdoor temperature is above 50°F (10°C).

The clear heat shrink window film is transparent, ensuring that it does not obstruct your view. It is available in a variety of outdoor and indoor window sizes, making it easy to find the perfect fit for your windows. The kit also includes enough material to fit two 3'x 5' outdoor windows.

The double-sided Scotch Window Film Mounting Tape ensures a secure and long-lasting hold, providing peace of mind that your window insulator kit will stay in place. The tape is easy to apply and will not damage your window frames or walls.

2. Bdf Na05 Window Film Privacy And Sun Control N05, Black (Very Dark) – 48in X 12ft

The extra dark, black finish of this privacy window film makes it an excellent choice for those who want to keep prying eyes from peeking into their space during the day. It's perfect for bedrooms, bathrooms, and any other area where privacy is important.

Not only does this film provide privacy, but it also helps reduce cooling costs in the summer by blocking harmful solar rays. However, it's important to note that this film is not recommended for use on dual pane windows.

The strong adhesives used in this film ensure that it will last for many years. To make installation easier, it's recommended to use a lot of soap and water mixture to soak both the adhesive side and the window.

These high-quality performance films are sensitive in nature, so it's important to handle them with care. Even the slightest fold can create a permanent wrinkle, so be sure to take caution when handling the film.

To make installation even easier, this privacy window film comes with free tools and an easy-to-follow installation guide. Before installing the film, make sure the window surface is completely clean and free of any blemishes.

3. Pure Aluminum Heat-Cold Shield Roll

Looking for a high-quality radiant barrier that can effectively reflect up to 97% of radiant energy? Look no further than this extremely effective product! Made with 5 mm closed cell polyethylene foam sandwiched between pure aluminum on both sides, this barrier is not only strong and lightweight, but also supremely effective at preventing heat from entering or exiting your space. With an R-value of up to 15.67 (with one layer) or up to 21.10 (with two layers), this barrier is the perfect choice for those looking to keep their homes or businesses comfortable year-round.

Not only is this barrier highly effective at keeping your space at the right temperature, it also serves as an excellent vapor barrier. That means it can help prevent condensation from forming, while remaining completely unaffected by humidity and moisture. And if you're looking for a material that can help deaden sound, this barrier is an excellent choice for that as well.

When it comes to quality, this barrier is second to none. Unlike cheaper options that rely on bubbles, this barrier is made with 5 mm closed cell polyethylene foam for maximum strength and durability. And with pure aluminum on both sides, you can be sure that it will stand up to even the toughest conditions.

Of course, safety is always a top concern, and this barrier is no exception. It has a class 1 / class A fire rating, so you can feel confident using it in any space. And because it's non-toxic, you won't have to worry about any irritating effects on your skin, eyes, or throat. Plus, it's non-allergenic, making it a great choice for those with sensitive skin.

Installation is a breeze with this barrier. It's easy to cut to size, and it's lightweight enough to handle on your own. So if you're in the market for a high-quality radiant barrier, look no further than this supremely effective, easy-to-install, and safe product!

4. Green Energy Radiant Barrier Insulation – Scif

Introducing the Heavy Duty Commercial Industrial Grade Perforated Breathable Radiant Barrier, the strongest and most reflective barrier in the market. With a length of 250 feet and width of 4 feet, each roll covers an impressive 1,000 square feet, making it the perfect solution for large areas that require insulation.

The radiant barrier is made of double-sided (5ply) material that is tear-proof, ensuring durability and longevity. With a reflective E value of 99.97%, it is highly reflective, which means it reflects radiant heat instead of absorbing it. This feature makes it an excellent choice for areas that require insulation against heat.

The Commercial Grade Industrialized Barrier is designed to withstand heavy handling and traffic without tearing, puncturing, or overly wrinkling. It can be easily cut using a utility knife or scissors for proper installation.

This radiant barrier complies with the American Society for Testing and Materials (ASTM) Class 1 Class A fire and smoke safety requirements of most state and local building codes. Additionally, it meets the breathability standards for building materials. The product is primarily used for attic rafters and floors, but it is also suitable for garages, workshops, storage units, barns, warehouses, and even older multi-storied homes that lack sufficient insulation.

5. 3m Indoor Window Insulation Kit, Insulator Kit For 5 – 3'x5' Windows

The energy-efficient indoor window insulation kit is an excellent solution to reduce heating costs and keep your home warm during chilly seasons. With this product, you can prevent condensation and frost buildup on your windows, providing a clear and comfortable view.

The insulation kit is easy to install, making it a quick DIY project that can be completed in no time. You don't need any special tools or expertise to set it up. The kit comes with everything you need, including clear plastic film and double-sided tape, to fit five 3'x 5' indoor windows.

By using this product, you can reduce your energy consumption and save money on your heating bills. The insulation kit is designed to improve the thermal insulation of your windows, preventing heat loss and keeping your home warm and cozy. Additionally, it is an eco-friendly solution that reduces your carbon footprint and helps to protect the environment.

If you are looking for a cost-effective and efficient way to improve your home's insulation, this indoor window insulation kit is an excellent choice. It is a durable and reliable product that will provide long-lasting benefits. With its simple installation process, you can enjoy a warmer and more comfortable home in no time.

6. Nasa Tech Reflective Insulation For Energy Efficiency.

Introducing the heavy-duty commercial industrial-grade perforated breathable radiant barrier, the strongest and most highly reflective barrier on the market. Each roll measures 25.5 inches by 470.4 feet, providing you with 1,000 square feet of coverage.

This double-sided (5ply) barrier is tear-proof and has a reflective E value of 99.97%, making it highly effective at reflecting radiant heat instead of absorbing it. It is designed to withstand heavy handling and traffic without tearing, puncturing, or overly wrinkling. Additionally, it can be easily cut with a utility knife or scissors for hassle-free installation.

This radiant foil is ASTM compliant and meets the American Society for Testing and Materials (ASTM) Class 1 Class A fire and smoke safety requirements of most state and local building codes, as well as the breathability standards for building materials. While primarily used for attic rafters and floors, it also works well for garages, workshops, storage units, barns, warehouses, and even older multi-storied homes that lack sufficient insulation.

To ensure customer satisfaction, the product comes with a 120-day 100% money-back guarantee. If, within the four months, customers are not completely satisfied with their purchase for any reason, they can simply notify the seller for a refund of their money.

Investing in this radiant barrier is a smart choice for anyone looking to improve their building's energy efficiency and save on heating and cooling costs. Order yours today and experience the benefits of this top-of-the-line product.

7. Reflectix Bp24010 Series Foil Insulation, 24 In. X 10 Ft

The product being reviewed is a highly effective solution for preventing condensation in various settings. It is designed to inhibit or eliminate the buildup of moisture, which can cause damage to equipment and surfaces. This product is completely nontoxic and does not contain any carcinogenic substances, making it safe for use in a variety of settings.

One of the best things about this product is that it does not require users to wear protective clothing, goggles, or respirators when using it. This makes it incredibly easy to apply and use, even for those who may not have experience handling chemical products.

In terms of its effectiveness, this product has been tested and proven to be highly effective in preventing condensation. It works by creating a barrier that prevents water vapor from accumulating on surfaces, which in turn helps to prevent damage and corrosion.

Another great feature of this product is its ease of use. Simply apply it to the surface in question and allow it to dry. Once dry, it will provide long-lasting protection against condensation.

In terms of its specifications, this product is available in a variety of sizes to suit different needs. It is also highly versatile, and can be used in a range of settings, from industrial facilities to home environments.

8. Biscotti Beige Thermal Wide Patio Door Curtain

This package includes one panel of beige colored curtains, measuring 100 inches in width and 84 inches in length. The heavy fabric of these curtains is thermal insulated, which helps in keeping the heat and cold outside your sliding door. The innovative fabric used in these curtains can significantly reduce the amount of light coming in. The darker the color of the curtains, the better they are at reducing light.

These curtains come with Antique Bronze Grommet Tops, making them easy to hang from a standard or decorative curtain rod. The ring size of the grommets is approximately 1.6 inches for the inside diameter and 2.4 inches for the outside diameter.

These curtains are easy to care for and can be machine washed and dried. However, please note that they are meant for indoor use only.

9. Duck Brand Indoor 10-Window Shrink Film Insulator Kit, 62-Inch X 420-Inch, 286216

Looking to lower your energy costs while increasing your home's energy efficiency? Look no further than this window insulation kit. With 62 x 420" of crystal clear film and a 1/2-inch by 168-feet (2016") roll of double-sided tape, this kit provides everything you need to seal out drafts and cold air and keep your home cozy all winter long.

The crystal clear film shrinks to create an airtight seal over your windows, helping to prevent heat loss and reduce your energy bills. And with enough film to insulate ten 3' x 5' windows, this kit is perfect for any home looking to save on energy costs.

Not only is this kit a great way to save money on your energy bills, but it's also an earth-friendly choice. By reducing your energy use, you'll be helping to reduce your carbon footprint and do your part to protect the environment.

So why wait? Invest in this window insulation kit today and start enjoying a more energy-efficient home that's both smart and earth-friendly.

10. Ecofoil Rfoil Insulation: Reflect Moisture-Free Radiance.

Looking for a cost-effective way to reduce your energy bills and make your indoor spaces more comfortable? Look no further than this high-quality reflective foil insulation!

With its advanced reflective technology, this insulation helps to improve energy efficiency and keep your building cooler in the summer and warmer in the winter. Whether you use it between or attach it directly to your floor joists or studded walls, you'll notice a significant difference in your comfort level and utility costs.

One of the best things about this reflective foil insulation is how easy it is to install. It comes precut to 16” or 24", which is the perfect width to fit between your floor and wall joists. And because it's lightweight, easy to handle, and requires no special clothing or breathing equipment, you can install it quickly and without any hassle.

Another great benefit of this insulation is that it acts as a vapor barrier when the seams are taped with 3" foil tape. This helps to maintain a moisture barrier, prevent cool damp air from invading the floor above, and protect against condensation buildup.

The thermal insulation works great for crawl spaces, basement ceilings, walls, and more. And with its ability to reflect 96% of radiant heat, it pays for itself quickly by reducing your utility costs and making your indoor spaces more comfortable.

In terms of specs, this reflective foil insulation measures 16" x 125’ and covers a total square footage of 166.63 sq.ft. It's made from polyethylene bonded to radiant barrier sheets, and it has a Class 1 / Class A fire rating. Plus, it's non-toxic, non-carcinogenic, fiber-free, and has no off-gassing, so you can feel confident using it in your home or business.

Best Insulation To Keep Heat Out FAQs

Are there any eco-friendly insulation options for keeping heat out?

Yes, there are several eco-friendly insulation options that can help keep heat out and reduce energy costs. Here are a few examples:

1. Cellulose Insulation: Made from recycled newspaper and other paper products, cellulose insulation is an eco-friendly option that can help reduce heat transfer. It is also treated with borates, which act as a natural fire retardant and insect repellent.

2. Wool Insulation: Wool insulation is made from sheep's wool and is a renewable resource. It is naturally fire-resistant and can help reduce heat transfer.

3. Recycled Denim Insulation: Made from recycled denim jeans, this insulation option is eco-friendly and can help reduce heat transfer. It is also treated with borates for fire resistance.

4. Soy-Based Foam: Soy-based foam insulation is a renewable resource made from soybeans. It can help reduce heat transfer and is also free of harmful chemicals.

5. Cork Insulation: Cork insulation is made from the bark of cork oak trees and is a sustainable resource. It is also naturally fire-resistant and can help reduce heat transfer.

Overall, there are several eco-friendly insulation options available that can help keep heat out and reduce energy costs. Consider these options when choosing insulation for your home or building.

Can reflective insulation be used to keep heat out of an attic or crawl space?

Yes, reflective insulation can be used to keep heat out of an attic or crawl space. Reflective insulation works by reflecting radiant heat back towards its source, which can help to reduce heat gain within the space. This is particularly useful in areas where there is a lot of sunlight or other sources of radiant heat.

Reflective insulation can be installed in a variety of ways, depending on the specific needs of the space. For example, it can be installed on the underside of the roof rafters in an attic, or on the walls and ceiling of a crawl space. It is important to ensure that the insulation is installed correctly and that there are no gaps or spaces where heat can enter the space.

It is also worth noting that while reflective insulation can be effective at reducing heat gain, it is not the only solution. Other strategies, such as proper ventilation and air sealing, may also be necessary to fully address issues with heat gain in an attic or crawl space.

Does the thickness of insulation affect its ability to keep heat out?

Yes, the thickness of insulation does affect its ability to keep heat out. Insulation works by reducing the rate of heat transfer between two spaces. The thicker the insulation, the more difficult it is for heat to pass through it, which means that thicker insulation will be more effective at keeping heat out.

The effectiveness of insulation is often measured by its R-value, which is a measure of its resistance to heat flow. A higher R-value indicates more effective insulation. However, it's worth noting that different types of insulation have different R-values per inch, so it's important to choose the right type of insulation for the job.

It's also important to ensure that insulation is installed properly, with no gaps or air leaks, as these can reduce its effectiveness. Overall, while insulation thickness is an important factor in its ability to keep heat out, it's just one of several factors that should be considered when choosing and installing insulation.

How does the location of insulation impact its effectiveness at keeping heat out?

The location of insulation plays a crucial role in determining its effectiveness at keeping heat out. Insulation works by reducing the flow of heat between two spaces, typically the inside and outside of a building. When insulation is installed on the exterior of a building, it helps to prevent heat from entering the building by reflecting it back towards the outside. This is particularly effective in hot climates where the exterior temperature can be significantly higher than the interior. In contrast, when insulation is installed on the interior of a building, it helps to prevent heat from escaping by trapping it inside. This is particularly effective in cold climates where the exterior temperature can be significantly lower than the interior. In either case, the key is to ensure that the insulation is properly installed and that there are no gaps or air leaks that could allow heat to bypass the insulation.

How does the R-value of insulation affect its ability to keep heat out?

The R-value of insulation is a measure of its thermal resistance, or its ability to resist the flow of heat through it. The higher the R-value, the better the insulation is at preventing heat from passing through it. This means that insulation with a higher R-value will be more effective at keeping heat out of a space, whether it's from the sun outside or from appliances and people inside.

For example, if you live in a hot climate and want to keep your home cool, you'll want to choose insulation with a high R-value. This will help prevent heat from the sun outside from penetrating your home and raising the temperature inside. On the other hand, if you live in a cold climate and want to keep your home warm, you'll want to choose insulation with a high R-value to keep the heat inside from escaping.

It's important to note that the R-value is not the only factor to consider when choosing insulation. Other factors such as the type of insulation, the thickness, and the installation method can also affect its effectiveness. Consulting with a professional insulation contractor can help ensure that you choose the right insulation for your specific needs.

Is spray foam insulation the best option for keeping heat out of a building?

Spray foam insulation is considered one of the best options for keeping the heat out of a building. This is because it is an excellent insulator that creates an airtight seal, which helps to prevent the transfer of heat between the inside and outside of the building. Spray foam insulation is also highly effective in reducing air infiltration, which can help to keep the building cooler in the summer months and warmer in the winter months. Additionally, because spray foam insulation has a high R-value, it can provide superior thermal resistance compared to other types of insulation. However, it is important to note that there are other factors that can affect a building's energy efficiency, such as the quality of windows and doors, the orientation of the building, and the amount of shading it receives. Therefore, it is recommended to consult with a professional insulation contractor to determine the best insulation options for your specific building needs.

What is the lifespan of insulation used for keeping heat out, and how often should it be replaced?

The lifespan of insulation used for keeping heat out depends on various factors such as the type of insulation, location, and environmental conditions. Generally, high-quality insulation can last for several decades or even a lifetime if it is well-maintained and installed correctly. However, some types of insulation may degrade faster, especially if exposed to moisture, pests, or extreme temperatures.

To ensure that your insulation is working efficiently, it is recommended to inspect it annually and look for signs of damage or wear and tear. Common signs of insulation damage include wet spots, mold growth, and sagging. If you notice any of these signs, it is best to replace the insulation to avoid energy loss and potential health hazards.

In addition, if you are planning to renovate or upgrade your home, it is a good idea to consider replacing your insulation to improve energy efficiency and reduce energy costs. A professional insulation contractor can help you choose the best type of insulation and provide installation services to ensure that your home is well-insulated.

What is the most affordable insulation option for keeping heat out?

The most affordable insulation option for keeping heat out would be reflective insulation or radiant barriers. These types of insulation work by reflecting heat away from the home instead of absorbing it. They are typically made from materials such as aluminum foil and can be installed in various areas of the home, including the attic, walls, and roofs. Reflective insulation is an effective option for reducing heat gain during the summer months, and it can also help to lower energy bills. However, it's important to note that reflective insulation is not effective for keeping heat in during the winter months. If you're looking for a more comprehensive solution for insulation, it may be worth investing in additional insulation options such as fiberglass or spray foam.

What is the most effective insulation for keeping heat out of a building?

The most effective insulation for keeping heat out of a building is a type of insulation called reflective insulation. Reflective insulation works by reflecting heat away from the building rather than absorbing it like traditional insulation materials. This is achieved through the use of reflective materials such as aluminum foil or reflective plastic film. Reflective insulation is particularly effective in hot climates where there is a lot of direct sunlight, as it can reflect up to 97% of the radiant heat that would otherwise be absorbed by the building. Other types of insulation, such as fiberglass or cellulose, are better suited for keeping heat in during colder months, but are not as effective at keeping heat out during hot weather. It's important to note that the effectiveness of insulation also depends on factors such as the building's location, design, and construction materials. Consulting with a professional insulation installer can help determine the best type of insulation for a specific building and climate.

What type of insulation is best for blocking radiant heat?

The type of insulation that is best for blocking radiant heat is reflective insulation. This type of insulation is made up of a layer or layers of aluminum foil that reflects radiant heat away from the surface it is covering. Reflective insulation can be used in a variety of applications such as walls, roofs, and attics. It is particularly effective in hot climates where radiant heat can be a major problem. Reflective insulation can be installed in several ways, including as a standalone product or in combination with other types of insulation such as fiberglass or cellulose. It is important to note that reflective insulation should be installed with an air gap between the insulation and the surface it is covering in order to be most effective. Overall, reflective insulation is a great option for those looking to block radiant heat and improve the energy efficiency of their home or building.

Sharing is caring!

Similar Posts