Saran Wrap Window Insulation: A DIY Guide

Are you tired of feeling a draft from your windows during the colder months? Saran wrap window insulation may be just what you need to keep your home warmer and more energy-efficient. This simple and cost-effective solution involves covering your windows with a layer of plastic wrap to create an airtight barrier that keeps warm air in and cold air out.

To help you choose the best saran wrap window insulation for your home, we’ve put together a comprehensive table of the top products on the market. Our list includes options with various thicknesses, sizes, and adhesive types to suit your specific needs. Additionally, we’ve included tips on how to properly apply and remove the insulation, as well as the potential cost savings you can expect to see on your energy bill. With our guide, you’ll be able to make an informed decision and enjoy a cozier, more comfortable home this winter.

Saran Wrap Window Insulation Comparison Table

| Product Name | Thickness | Size | Adhesive Type | Cost |
| Duck Brand Roll-On | 0.75 mil | 62″ x 420″ | Self-adhesive | $9.97 |
| Frost King Indoor | 0.75 mil | 42″ x 62″ | Self-adhesive | $4.99 |
| 3M Indoor | 0.5 mil | 5-window kit | Double-sided tape | $9.97 |
| M-D Building Products | 0.62 mil | 62″ x 210″ | Self-adhesive | $9.99 |


Can you use Saran Wrap to cover windows for winter?

Using Saran Wrap to cover windows during winter is a popular DIY insulation technique. It involves applying the plastic wrap to the interior of the window frame to create a barrier against cold air drafts. This method is inexpensive, easy to apply, and can provide some level of insulation for a short period. However, it is not a long-term solution, and the effectiveness of the insulation may vary depending on the size of the window and the quality of the wrap.

It is important to note that Saran Wrap is not designed specifically for window insulation and may not be as effective as other insulation materials. It can also be difficult to remove once the winter season is over, leaving behind residue and potentially damaging the window frame. For better insulation, it is recommended to use specialized window insulation kits that come with film and tape specifically designed for windows. These kits are easy to install, remove cleanly, and can provide better insulation than Saran Wrap.

In conclusion, while using Saran Wrap as a temporary solution for window insulation during winter may seem like a good idea, it is not the most effective or long-term solution. It may be better to invest in specialized window insulation kits for better results.

Is Saran Wrap a good insulator?

Saran Wrap, commonly used for food storage, has recently gained popularity as a window insulator. However, the question remains: is Saran Wrap a good insulator? The answer is yes, surprisingly enough. Saran Wrap can help reduce heat loss by up to 50%, making it an effective and affordable solution for keeping your home warm during the colder months.

Saran Wrap works by trapping air between the window and the plastic film, creating a barrier that prevents warm air from escaping and cold air from entering. This creates a more energy-efficient home, reducing heating costs and carbon emissions. Additionally, Saran Wrap is easy to install and remove, making it a convenient option for those who do not want to invest in more expensive insulation alternatives.

While Saran Wrap may not be the most conventional choice for insulation, it is a viable option for those looking for an affordable and easy solution. With its ability to reduce heat loss and increase energy efficiency, Saran Wrap can help keep your home warm and comfortable throughout the winter months. For more information on Saran Wrap insulation, check out this source.

Does covering windows with plastic really help?

Saran wrap window insulation has gained popularity as an affordable and effective way to reduce heating costs during winter. Applying plastic over the windows creates a barrier that keeps the warm air inside and prevents cold air from leaking in. The process involves cutting plastic sheets to fit the window frames, taping them in place, and sealing any gaps with caulk or weather stripping.

While this method may not result in a significant reduction in energy bills, it can still provide some insulation benefits. According to the U.S. Department of Energy, covering windows with plastic can reduce air leakage by up to 14%, which can translate into a minor improvement in comfort and energy efficiency. Additionally, using plastic film can be a viable option for renters or homeowners who cannot afford or do not want to invest in more permanent solutions like double-pane windows or storm windows.

However, there are some limitations to consider when using saran wrap window insulation. The plastic film can obscure the view and reduce natural light, which may not be desirable for some households. Additionally, the plastic sheets can degrade over time and require replacement, which can be inconvenient and generate waste. Overall, while saran wrap window insulation may not be a perfect solution, it can still provide a cost-effective and temporary way to improve the thermal performance of windows.


– U.S. Department of Energy. (n.d.). Energy Saver 101: Everything You Need to Know About Home Heating. Retrieved from
– Lowe’s. (n.d.). How to Insulate Windows. Retrieved from

Does putting cling film on windows keep heat in?

Saran wrap window insulation is a highly effective and affordable method for keeping heat in your home during the winter months. By applying cling film to your windows, you can create an airtight seal that prevents cold air from entering and warm air from escaping. This insulation method is particularly useful for older homes with single-pane windows that are prone to drafts and leaks.

To apply saran wrap window insulation, you will need to thoroughly clean your windows and then apply the cling film using double-sided tape. Once in place, you can use a hair dryer to shrink the film and create a tight seal. This process only takes a few minutes per window and can significantly reduce your heating costs over the winter. Many homeowners also appreciate the fact that this insulation method is transparent, allowing them to enjoy natural light without sacrificing warmth.

Overall, saran wrap window insulation is a simple, affordable, and effective way to keep your home warm and cozy during the winter months. By creating an airtight seal around your windows, you can prevent heat loss and reduce your energy bills. If you’re looking for an easy DIY project that can help you save money on heating costs, consider applying saran wrap insulation to your windows today. For more information on saran wrap window insulation, check out this helpful guide from The Spruce.

In conclusion, saran wrap window insulation is an effective and affordable way to keep your home warm and cozy during the cold winter months. With its ability to reduce heat loss by up to 50%, it is a practical solution for those who want to save money on their energy bills. Using saran wrap as an insulator is easy and can be done with items you may already have at home. By following the simple steps outlined in this article, you can insulate your windows quickly and easily.

For those who want to learn more about saran wrap window insulation, there are a variety of resources available online. One helpful source is the US Department of Energy’s website, which provides tips for improving your home’s energy efficiency. Another useful resource is the Energy Saver Guide, which offers information on how to reduce your energy consumption and save money on your utility bills. Additionally, YouTube tutorials can provide visual guidance for those who prefer a more hands-on approach. By utilizing these resources, you can improve your home’s energy efficiency and save money in the process.

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