How to Winterize a Sliding Patio Door

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How to Winterize a Sliding Patio Door

While the cold weather can be a major drain of indoors heat, you don’t need to panic. So, why not panic? As much as you enjoy your sliding patio door, you may be wondering how to Winterize a sliding patio door? Winter might be long this year. But, no matter how long, we’ll arm you with the best tricks to prepare your sliding patio door for the winter. These can be a huge energy saver for you. Not to mention, save you a big pile of money. So, let’s delve right in, and discover together how your sliding patio door can survive winter intact.

Why is it important to Winterize your sliding patio door?

As mentioned, your patio door is beautiful. Translucent, glass can highlight your patio, and it keeps you safe. Here, we will share with you the secrets of energy efficient sliding patio doors. That way, you don’t have to regret your decision.

How to Winterize a sliding patio door

Before we get started: It’ll help a lot if you grab a pen and paper, and create a short checklist. This will help you make the most of your time, and achieve the desired results quickly.

And, while all of these helpful hints to Winterize your sliding patio door will work, you might want to use only one or a combination of them. Whichever work for you.

Always Keep the Glass Door in its Tracks

And keep the tracks clean. The mechanism that suspends your sliding patio door also helps to keep it in its tracks. When the dust, dirt, and small stones pileup in the tracks it causes the door to function poorly.

This simple trick will do. Just make sure the tracks are clean. Either use your vacuum cleaner or simply sweep under the door. Not only will your door open and close properly but it’ll also slide smoothly.

So, always make sure the tracks are clean to keep the cold air outside.

Install Heavy Curtains to Seal Your Sliding Patio Door

One of the best ways to winterize your sliding patio door is installing drapes for better insulation. You can find cheap drapes or you can sew your own if you want to go frugal.

Next, you can choose to install thermal curtains. These can increase the value of your patio door. And you can even get them from a second-hand store.

If you’re not using your patio door that much you can just hang a thick wool blanket it to cover it. This should do the trick.

Weatherproof Your Sliding Patio Door for a Tight Seal

Use a weather strip to weatherproof your glass door. This can deal a deadly blow against the wind draft. However, weather strips are the best first line of defense against the cold weather as well as the debris from outside. Not to mention, they help keep the heat inside.

As a last resort, you can install a thick plastic sheet around the door. You might need to use a cutter and a hair dryer to fit it around the door. A little effort but the pay off is worth it.


A quick visit to your local hardware store can provide you with all the tools you need. Glass door insulation kits, draperies, and even shades and blinds. Remember: The most important sealing material is weather strips.

Armed with these tips and tricks you’re now ready for the winter. If you need more help to winterize your sliding patio door, just let us know. We’re here to help.

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