How to apply car insulation film
With the arrival of high temperatures in summer, car insulation film has become the focus of attention of car owners. How to correctly paste thermal insulation film, which can not only effectively insulate heat, but also avoid bubbles and warping? This article will give you a detailed introduction to the application steps, precautions and answers to frequently asked questions about automotive insulation film.
1. The function of automobile insulation film

Car insulation film not only blocks ultraviolet rays, but also reduces the temperature inside the car, protects the interior, and improves privacy. The following are the main functions of thermal insulation film:
| Function | Description |
|---|---|
| heat insulation | Effectively blocks infrared rays and reduces the temperature inside the car |
| UV protection | Blocks more than 99% of UV rays, protecting skin and interior |
| Privacy protection | One-way perspective enhances privacy in the car |
| Explosion proof | Prevents glass from splashing when broken, improving safety |
2. Steps for pasting automobile insulation film
Pasting thermal insulation film requires certain skills and patience. The following are the detailed steps:
| steps | Operating Instructions |
|---|---|
| 1. Clean the glass | Clean the glass surface thoroughly using glass cleaner and a scraper to ensure it is free of dust and oil |
| 2. Measure and cut | Measure and cut the insulation film according to the size of the car window, leaving an edge |
| 3. Spray water | Spray soapy water on the back of the glass and insulation film to facilitate positioning |
| 4. Paste | Place the insulation film on the glass and use a scraper to scrape out the moisture and air bubbles from the center to the edges. |
| 5. Trim the edges | Trim excess edges with a utility knife |
| 6. Drying | Wait 24-48 hours for the insulation film to completely dry and fit. |
3. Precautions
Here are some things to note when applying insulation film to avoid common problems:
| Things to note | Description |
|---|---|
| environmental choice | Operate in a dust-free, cool environment, away from direct sunlight |
| Tool preparation | Prepare scrapers, spray bottles, utility knives and other tools |
| avoid air bubbles | Use even force when wiping to ensure that no bubbles remain |
| Do not open the window immediately | Avoid raising or lowering the windows within 48 hours after pasting to prevent the film from shifting. |
4. Frequently Asked Questions
The following are common questions car owners have when applying thermal insulation film:
| question | Answer |
|---|---|
| What to do if the insulation film blisters? | Small bubbles can be squeezed out with a scraper, large bubbles need to be re-pasted. |
| How long does insulation film last? | High-quality insulation film has a service life of 5-10 years |
| Should I apply it myself or go to a professional store? | If you have no experience, it is recommended to find a professional store to apply it for better results. |
| How to choose thermal insulation film? | Choose products with high light transmittance, good thermal insulation effect and reliable brand |
5. Summary
The application of automotive insulation film may seem simple, but in actual operation you need to pay attention to details. Through the steps and precautions in this article, you can better complete the application of insulation film. If you are not confident in your skills, it is recommended to choose professional store construction to ensure the best results.
Finally, car owners are reminded to choose regular brands of insulation films to avoid using inferior products that may affect vision and driving safety. I hope this article helps you put on the perfect insulation film for your car in the hot summer!
check the details
check the details