New Delhi: As warmer weather approaches and you prepare to switch on your cars air conditioning after a long winter, ensuring the cleanliness of your AC system becomes crucial. While service centers may recommend costly fumigation procedures to eliminate bacteria from your cars vents, theres a simple and cost-effective alternative you can try at home.Understanding the issueDuring the winter months, cars typically remain unused, allowing bacteria to accumulate within the AC vents and ducts. Service centers often propose fumigation as a solution to this problem, using anti-bacterial chemicals or gases to eradicate harmful microbes from the system.The costly solutionFumigation involves injecting a specialized chemical or spray into the AC vents, a process that can set you back anywhere from Rs 500 to Rs 1000-1500. While effective, this approach may not always be necessary, especially when a more affordable alternative exists.A free and simple alternativeYou can effectively eliminate bacteria from your cars AC vents using a straightforward method that wont cost you a penny. By utilizing your cars heater, you can raise the internal temperature of the vents, effectively killing off harmful microbes.The step-by-step processTo execute this method, start by setting your cars heater to maximum heat and activating the blower at its highest speed. Open all windows to prevent the cabin from becoming uncomfortably warm. Allow the heater to run at full blast for 15 to 20 minutes, effectively raising the temperature within the AC vents and eradicating bacteria.Maintaining cleanliness within your cars AC system is essential for your health and comfort, especially as temperatures rise. By adopting this simple yet effective technique, you can ensure a bacteria-free environment within your vehicle without incurring hefty service charges.