10 Best Curtains For Blocking Heat (2024 Update)

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Are you tired of your home feeling like a sauna during the hot summer months? If so, you may want to consider investing in curtains that are designed to block heat. Not only can these curtains help keep your home cooler and more comfortable, but they may also help you save money on your energy bills.

Before you start shopping for curtains, however, there are a few key points that you should keep in mind. First and foremost, you'll want to make sure that you choose curtains that are made from materials that are specifically designed to block heat. Some of the best materials for this purpose include cotton, linen, and polyester.

You'll also want to consider the color of your curtains. Darker colors tend to absorb more heat, so if you want to keep your home as cool as possible, you may want to choose lighter-colored curtains instead.

In addition to the material and color of your curtains, you'll also want to pay attention to their thickness. Thicker curtains tend to be more effective at blocking heat than thinner ones, so keep this in mind as you shop.

Finally, don't forget to think about the size of your windows when choosing curtains. You'll want to make sure that your curtains are large enough to cover your windows completely in order to maximize their heat-blocking potential.

With these key points in mind, you should be well on your way to finding the perfect curtains to help keep your home cool and comfortable all summer long.

10 Best Curtains For Blocking Heat

1. Nicetown 100% Blackout Divider Curtains With Felt Lining For Noise Reduction, Nursery, Daytime Sleep, And Bedroom, 2 Panels, 52" Wide, White.

NICETOWN Sound Barrier 100% Blackout Divider Curtains are a great solution for those who want to create a dark and quiet environment in their home. These ready-made curtains come in a package of 2 panels, each measuring 52 inches wide and 84 inches long, with a total width of 104 inches for both panels. The curtains have 1.6-inch diameter rings that make them easy to install on any standard curtain rod.

These curtains are designed with 3 layers – the front is pure white, the back is grayish-white, and there is a detachable felt fabric lining in the middle. This unique design offers several benefits – it provides noise reduction, thermal insulation, and 100% blackout capabilities.

The detachable felt fabric liner in the middle of the curtains makes the effect of absorbing sound 2.5 times higher than ordinary curtains. While these curtains are not noise-canceling, they do offer noise reduction, which minimizes the effect of noise on you at any time. The more folds the curtains have, the better the noise dampening.

The curtains are also 100% blackout, thanks to the 2 layers of triple weave fabric and 1 layer of detachable felt fabric liner. They are thick enough to completely keep out sunlight and UV rays, offering you a real dark environment. This makes them a great choice for any room you would like to turn day into night.

In addition to noise reduction and blackout capabilities, these curtains also offer thermal insulation. The 3-in-1 curtains can balance room temperature by insulating against summer heat and winter chill, while also protecting privacy. This can help you reduce energy costs, as you won't need to rely as much on heating and cooling systems.

To care for these curtains, simply detach the felt liner before machine washing. They are machine washable and should be washed in water temperature below 86℉ with mild detergent and no bleaching. Low-temperature ironing is also recommended.

Overall, NICETOWN Sound Barrier 100% Blackout Divider Curtains are a great investment for anyone looking to create a dark and quiet environment in their home. They offer noise reduction, thermal insulation, and 100% blackout capabilities, all while being easy to care for and install.

2. Rutterllow 100% Blackout Curtains With Grommets For Bedroom And Living Room, Dark Grey, 52x63inch.

The Rutterllow 100% Blackout Curtain 2 Panels are a fantastic solution for anyone seeking a peaceful and restful sleep environment. The package includes two panels that measure 52 inches wide by 63 inches long each, providing a total coverage of 104 inches by 63 inches.

These curtains are designed to provide maximum blackout, offering 100% light blocking and thermal insulation. They are the real deal when it comes to blackout curtains, and the manufacturer is committed to delivering on this promise. If customers are not satisfied with the curtains' light-blocking and thermal insulation qualities, they can contact the manufacturer for a free refund without returning the product.

The curtains feature a grommet top design, which adds an elegant and old-fashioned style to any room. They come with eight copper grommets, each with a 1.6-inch inner diameter to fit standard size curtain rods.

These curtains can completely block out sunlight, providing a real dark environment to sleep even during the brightest of days. They also help balance room temperature and protect indoor privacy.

One of the best things about these curtains is how easy they are to care for. They are machine washable in cold water for easy maintenance. They can be tumble dried on low, and warm ironed as needed. The manufacturer advises against using bleach on these curtains.

In summary, the Rutterllow 100% Blackout Curtain 2 Panels are an excellent choice for anyone seeking a peaceful and restful sleep environment. They offer complete blackout and thermal insulation, are easy to install, and are machine washable, making them a practical and functional addition to any bedroom or living room.

3. Nicetown 100% Blackout Curtain Panels W/ Rod Pocket & Black Liner For Nursery – 2 Panels, 52" W X 84" L, White.

NICETOWN's 100% Blackout Curtain Panels are a great solution for a peaceful and dark environment, perfect for nurseries, bedrooms or any space that requires full light blocking capabilities. Each package includes two panels measuring 52 inches wide by 84 inches long, providing a total width of 104 inches. The curtains feature 2.7-inch rod pockets that are recommended for use with no greater than a 1.7-inch rod for maximum movement, making it easy to create pleats and add decorative style.

These curtains are designed to block out 100% of sunlight and UV rays, thanks to a sewn-in black liner backing that makes the drapes thick enough to completely keep out all light. This makes them ideal for those who work night shifts, have trouble sleeping in a well-lit room, or have children who require a dark and quiet environment to sleep. The blackout feature also helps to reduce noise, making these curtains perfect for use in busy streets or noisy neighborhoods.

The heavyweight blackout lined curtain panels are not only great for blocking light and reducing noise, but also feature high performance on thermal insulation, energy-saving, and privacy protection. These curtains can help keep the room warm during the winter and cool during the summer, helping to reduce energy costs. In addition, the curtains provide privacy from prying eyes, making them a great option for those who live in close proximity to their neighbors.

NICETOWN's 100% Blackout Curtain Panels are adjustable in length, making them a versatile option for any window size. If the curtains are a few inches shorter than the window, they can be hung with rings and hooks (not included) to adjust the height to a maximum of three inches. The hooks should be spaced around four to six inches apart for proper hanging.

These curtains are easy to care for, with good quality finishing that will withstand years of use. They can be machine washed in water below 86℉ with mild detergent, and ironed at a low temperature. Avoid using sharp objects that may scratch the curtains.

Overall, NICETOWN's 100% Blackout Curtain Panels are a great investment for anyone looking to create a peaceful and dark environment in their home. With their multiple functions and easy-care features, they are sure to provide years of use and satisfaction.

4. Nicetown 100% Blackout Curtain Panel With Black Liner, Thermal Insulated Drapery For Nursery, 84" Drop, White, 1 Panel, 52" Wide.

The NICETOWN 100% Blackout Window Curtain Panel is an exceptional product that has been designed to provide optimal light and heat blocking for your nursery or any other room in your home. With a length of 84 inches and a width of 52 inches per panel, this ready-made curtain is perfect for large windows and will add a touch of elegance to your decor.

The silver grommet design (1.6-inch inner diameter) makes it easy to install and slide, while the sewn-in black liner backing ensures complete blackout of sunlight and UV rays. This unique feature allows you to create a dark environment during the day, making it easier for you to sleep soundly at any time.

The heavyweight blackout lined curtain panels also provide excellent noise reduction, thanks to their triple weave blackout fabric construction. This feature makes the window completely closed and achieves soundproofing, ensuring that you are not disturbed by external noise.

Moreover, the draperies are constructed with two layers of fabric, which insulate against summer heat and winter chill, maintaining a consistent room temperature. The unique design also offers privacy protection, making it ideal for use in bedrooms and nurseries.

The NICETOWN 100% Blackout Window Curtain Panel is also eco-friendly, with no chemical coating or formaldehyde. It is machine washable, and you can wash it in water temperatures below 86℉ using a mild detergent. Avoid using sharp objects to scratch the curtains and iron them at low temperatures.

In conclusion, the NICETOWN 100% Blackout Window Curtain Panel is an excellent product that provides complete light and heat blocking, noise reduction, and privacy protection. Its unique design and eco-friendly features make it an ideal choice for any home.

5. Hlc.me Mia Moroccan Tile Blackout Curtains – 2 Panels, 52×84 Inches, White.

The HLC.ME Mia Moroccan Tile Blackout Thermal Insulated Curtain Panels are the perfect addition to any bedroom or living room. With its unique thermal lining fabric, it blocks out 100% of light, creating a relaxing and private environment for sleep. These curtains are also energy efficient, keeping the cold out in the winter and the heat out in the summer, which could result in up to 30% savings on energy bills.

Made of high-quality polyester material, these curtains are thick yet lightweight, and feature a beautiful jacquard design that won't fade in the sun or after a few washes. Each panel measures 52" wide by 84" long and comes with eight sturdy silver grommets that add a sophisticated finish.

Whether you're looking for a stylish way to keep your room dark and private, or you're interested in saving money on your energy bills, the HLC.ME Mia Moroccan Tile Blackout Thermal Insulated Curtain Panels are the perfect choice. Each package contains two panels and is backed by a 100% money-back guarantee.

6. Nicetown Blackout Curtain Liners With Rings For Sheer Curtains, 1 Pair, 50" X 80" Per Panel, Thermal Liners For 84" Long Curtains, Blocks Cold, Heat, Light And Noise.

NICETOWN Blackout Curtain Liners for Sheer Curtains are the perfect solution for those seeking to add thermal and light blocking properties to their existing curtains. Each package comes with two blackout liners, each panel measuring 50" wide by 80" long. The 1" tabs hold the 1.48" diameter rings but can also accommodate a thinner rod.

These liners come with 16 detachable rings that snap open for easy hanging and removing on an existing rod. The silver rings seamlessly blend with the grommet rings of the existing curtains, providing a polished look.

The high-quality material used in these liners is safe for babies and small children, free from formaldehyde, chemical coatings, and pungent smells. The blackout curtain liners block out sunlight, harmful UV rays, noise, and heat while offering privacy.

NICETOWN Blackout Curtain Liners can be used with blackout curtains to achieve a fully shaded effect, or with sheer curtains to darken a room. Unlike other liners with hooks, these liners do not damage existing curtains.

These curtains are easy to maintain, with good materials ensuring their longevity. They are machine washable for easy maintenance and can be washed in water below 86℉/30℃. They can be tumble dried or dried in a dryer, and ironed in low temperature if necessary.

Overall, the NICETOWN Blackout Curtain Liners for Sheer Curtains are an excellent investment for those who want to add thermal and light blocking properties to their existing curtains. With high-quality materials, easy maintenance, and versatile use, these liners are a must-have for any home.

7. 100% Blackout Linen Textured Curtains For Bedroom And Living Room – 2 Panels, 52×84 Inches, Ivory White

The H.VERSAILTEX 100% Blackout Curtains are a perfect addition to any bedroom or living room. The set comes with 2 panels, each measuring 52W x 84L, making the total set 104W x 84L. The panels are wrinkle-free and have been thread-trimmed to ensure a clean and polished look. Each panel is also constructed with 8 anti-rust grommets that fit up to 1 1/2 inches curtain rods, making it easy to hang and adjust.

One of the key features of these curtains is their ability to block out 100% of bright sunlight and UV rays. This is due to the white lining on the backing of the elegant textured linen-like curtains. As a result, these curtains can turn day into night, allowing for a peaceful sleeping environment and protecting furniture from color fading. Additionally, the curtains provide privacy, ensuring that your personal space remains your own.

The curtains are crafted from a rich linen-like fabric (100% polyester) and have been added with 100% blackout lining. This combination makes the curtains soft and draped while also blocking the wind and reducing noise. The curtains are also environmentally friendly and vinyl-free, making them a safe and healthy choice for any home.

These curtains are versatile and can be used in a variety of settings, including bedrooms, living rooms, patios, and as room dividers. They are functional and fashionable, providing top performance on energy-saving and noise reduction. The curtains create an airy and breathable atmosphere that is perfect for any family scene.

Finally, the curtains are easy to care for, making them hassle-free for any purchase. They can be machine washed in cold water and tumble dried on low. If needed, warm iron can be used to remove any wrinkles. These curtains are a great choice for anyone looking for style, comfort, and functionality all in one.

8. 2-Piece 100% Blackout Window Curtain Panels With Black Liner For Nursery, 84" Drop, Thermal Insulated Draperies, Pure White, 52" Wide.

NICETOWN 100% Blackout Window Curtain Panels are a perfect solution for those who want to enjoy a dark and quiet environment during any time of the day. These curtains are made with 100% blackout lining that blocks out sunlight and UV rays, allowing for a peaceful and restful sleep.

The curtains are sold as a pair, with each panel measuring 52 inches wide and available in four different lengths: 63, 84, 95, and 108 inches. They feature 2.7-inch rod pockets and back loops that are recommended with no greater than a 1.7-inch rod for maximum movement. The curtains are easy to create pleats, adding decorative style to any room.

The heavyweight blackout lined curtain panels are not just for blocking out sunlight, they also help in reducing noise and providing privacy. The curtains are made with high-quality materials that offer thermal insulation, energy-saving, and privacy protection. The curtains are thick and durable, ensuring years of use.

The length of the curtains can be adjusted easily, even if they are a few inches shorter than the windows. The curtains can be hung with rings and hooks, allowing for a maximum height of three inches. The hooks space distance around 4-6 inches, making it easy to adjust the length of the curtains to fit any window.

The curtains are easy to care for and maintain. They are machine washable with a water temperature below 86℉ and mild detergent. Bleaching should be avoided, and low-temperature ironing is recommended. It is important not to use sharp objects that could scratch the curtains, as this could damage the fabric.

In summary, NICETOWN 100% Blackout Window Curtain Panels are perfect for those who want to enjoy a peaceful and restful sleep during the day. They are made with high-quality materials that offer thermal insulation, energy-saving, and privacy protection. The curtains are easy to adjust and care for, making them a practical and stylish addition to any room.

9. 84" Greylish White Blackout Curtains – Thermal Insulated, Full Room Darkening, Noise Reducing, 2 Panels With Grommets

The DWCN Greylish White Blackout Curtains are a high-quality, functional and stylish solution for any room in your home. These curtains are designed to create a complete blackout effect, while also providing thermal insulation, noise reduction and privacy. The curtains are made of two layers of fabric, with the surface layer being soft and durable for everyday use, and the inner layer featuring a black linen with a grid pattern which adds a unique touch to your decor.

Measuring 52 inches wide by 84 inches long, these curtains are easy to install and come with rust-proof silver grommets that fit almost all home rods. The grommet design ensures that the curtains will hang smoothly and evenly, creating a polished and sophisticated look that will complement any decor. The grommet per panel measures 1.6 inches in inner diameter, making it easy to install on most rods.

The DWCN Greylish White Blackout Curtains provide complete blackout of light from outside, ensuring that your room is dark even during the day. This makes it easier to sleep and also protects your privacy. The curtains also provide thermal insulation, helping to keep your room cool during the summer and warm during the winter. The heavy fabric used in the curtains also helps to reduce noise, creating a peaceful and quiet environment in your home.

The curtains are easy to care for and can be machine-washed on a low heat setting, making them convenient and practical for everyday use. They can also be ironed on the fabric side on a low heat setting, but should not be bleached or tumble dried.

Overall, the DWCN Greylish White Blackout Curtains are a high-quality and stylish choice for your home. The combination of blackout, thermal insulation, noise reduction and privacy features make them a practical and functional addition to any room, while the stylish design and easy installation make them a convenient and attractive option for any decor.

10. Kurenai Thermal Insulated Curtains, Made In Japan, Heat/uv Blocking, Pinch Pleat, Privacy/light Filtering, Lightweight, For Sliding Glass Doors, 2 Panels (49.2w X 107.9l) With Hooks & Rings.

Introducing the KURENAI Thermal insulated Curtains Rioka, a high-quality product made in Japan to enhance your living experience. These curtains come in a set of two panels, each measuring 49.2 inches in width and 107.9 inches in length, making them ideal for sliding glass doors. The curtains are made from 100% polyester and have a lightweight and airy texture that adds a touch of elegance to your living space.

The package includes plastic curtain rings with a 1.38-inch inner diameter and adjustable plastic pinch pleat hooks to assist in easy hanging. The curtains are attached to a lower position (around 0.7-1.3 inches from the curtain rod) due to the use of curtain rings, so it is important to be careful with your order length. Additionally, the package includes two tiebacks that match the fabric of the curtains.

These curtains are designed to provide optimal thermal insulation, with a thermal insulation rate of 42% and a heat retaining rate of 31.1%. They keep the heat and cold out, making your room comfortable all year round. The curtains also offer UV protection with a rate of 95.1%, protecting your furniture and floors from fading due to UV rays.

The KURENAI Thermal insulated Curtains Rioka are ideal for those seeking privacy protection. They impede unwanted views from outside and provide enough privacy throughout the day. However, for additional privacy, drapes are suggested.

These curtains also have a blackout rate of 92.4%, which softens strong light and reduces glare. However, they are not complete blackout or room darkening curtains. It is important to note that the rates described above are all tested at QTEC and are for reference only. They may vary depending on where Rioka is placed.

The curtains are machine washable in cold water using laundry bags, and it is recommended not to bleach or use a dryer. Ironing on low heat is suggested, and it is recommended to use a piece of fabric to prevent damages.

In conclusion, the KURENAI Thermal insulated Curtains Rioka are a must-have for those who value elegance and comfort in their living space. They are designed to enhance privacy protection, energy efficiency, and UV protection while being lightweight and airy to the touch.

Best Curtains For Blocking Heat FAQs

Are there any specific colors or materials that are more effective at blocking heat with curtains?

Yes, there are specific colors and materials that are more effective at blocking heat with curtains. Darker colors such as black, navy, and brown absorb more heat and are better at blocking sunlight. Additionally, materials such as thermal curtains made of thick, tightly woven fabric or blackout curtains made of multiple layers of fabric can significantly reduce heat transfer. It is also recommended to choose curtains with a white or light-colored backing as they reflect sunlight and help to keep the room cooler. Other materials that can be effective for blocking heat include polyester, velvet, and suede. It is important to consider the climate and amount of sunlight exposure when selecting curtains for maximum heat-blocking effectiveness. Overall, curtains can be a cost-effective and energy-efficient way to reduce heat transfer in a room.

Can curtains be used to block heat and UV rays from entering a room?

Yes, curtains can be used to block heat and UV rays from entering a room. The type of fabric used in curtains plays a vital role in filtering out the harmful UV rays and reducing heat gain. Heavier fabrics like velvet, suede, and tapestry are effective at blocking out light and heat. However, they may not be suitable for every room and climate. In hot climates, lighter fabrics such as cotton, linen, and sheer curtains are ideal as they allow some light to enter the room while blocking out the harmful UV rays. It is also essential to ensure that curtains are installed close to the window frame and floor to provide maximum coverage. Additionally, using curtains in conjunction with blinds, shades, or reflective window film can enhance their effectiveness at blocking heat and UV rays.

How do thermal curtains work to block heat and keep rooms cooler?

Thermal curtains work to block heat and keep rooms cooler by using special materials that are designed to prevent heat from entering or escaping through windows. These materials, often made of multiple layers of fabric or foam, work to insulate windows and reduce the transfer of heat between the inside and outside of a room.

The curtains can also block sunlight, which prevents the heat from entering the room in the first place. By reducing the amount of heat that enters or escapes through windows, thermal curtains help to keep rooms cooler in the summer and warmer in the winter, which can result in lower energy bills and greater comfort. Overall, thermal curtains are an effective and efficient way to control the temperature and energy use of a room.

How effective are curtains at blocking heat and reducing energy costs?

Curtains can be effective at blocking heat and reducing energy costs to some extent. The degree of effectiveness depends on several factors, including the type and quality of the curtains, the materials used, and the size and location of the windows. Thick, tightly woven curtains made of insulating materials like wool, cotton or microfiber can provide a good barrier to heat transfer and help to reduce energy costs by keeping the room cooler in summer and warmer in winter. However, curtains alone may not be enough to completely eliminate heat transfer, especially in extreme weather conditions. Additional measures like insulation, weather stripping, and shading systems can further enhance the energy-saving potential of curtains. Overall, curtains can be a cost-effective and easy-to-implement solution for reducing energy costs and improving indoor comfort.

What are the best types of curtains for blocking heat?

The best types of curtains for blocking heat are those made of heavy fabrics with light colors, such as cotton, linen, or velvet. These materials have natural thermal insulating properties that can reduce the amount of heat absorbed by the room. Additionally, curtains that have a tight weave and a lining can provide extra insulation.

Another option is to use blackout curtains, which are specially designed to block out sunlight and heat. These curtains have a triple-layered fabric that can prevent heat from penetrating the room, making them ideal for hot climates or rooms that receive a lot of direct sunlight.

Lastly, you may consider installing curtains with solar reflective properties. These curtains have a special coating that reflects the sun's rays and prevents them from entering the room, making them extremely effective at blocking heat. They are available in a variety of colors and patterns, so you can choose a design that matches your home's decor.

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