
24 x 30 x 1 (4 Pack) Allergen Shield Plus Filter with Antimicrobial Layer. Also fits 2" openings.

18 x 18 x 1 (4 Pack) Allergen Shield Plus Filter with Antimicrobial Layer. Also fits 2" openings.

12 x 18 x 1 (4 Pack) Allergen Shield Plus Filter with Antimicrobial Layer. Also fits 2" openings.

7 x 7 x 1 (4 Pack) Allergen Shield Plus Filter with Antimicrobial Layer. Also fits 2" openings.
Allergen Shield Plus Furnace Air Filters are essential for maintaining clean air in your home while ensuring efficient furnace operation. At Repair Clinic, we offer genuine OEM Allergen Shield Plus furnace air filters that help eliminate airborne pollutants, providing a healthier environment for you and your family. These filters are designed with an antimicrobial layer to effectively capture allergens and particles. Regular replacement of your furnace air filter can prevent common furnace issues like reduced airflow and overheating, ensuring optimal performance and longevity of your heating system. Our selection includes various sizes to fit your HVAC needs, and with our same-day shipping, you can quickly resolve any furnace filter concerns. Explore our Allergen Shield Plus Furnace Parts to find the right filter for your model and enjoy peace of mind knowing your furnace is protected with quality parts from Repair Clinic.
Ensure optimal air quality and system efficiency with Allergen Shield Plus furnace air filters from Repair Clinic. Designed to trap allergens and improve indoor air, these filters are an essential part for maintaining a healthy home environment. Order by 9:00 PM ET and benefit from our reliable same-day shipping service, ensuring your furnace continues to function smoothly without delay. Our extensive inventory allows homeowners and technicians to quickly find the right filter size and type, enhancing HVAC performance with minimal downtime. Trust Repair Clinic for fast, convenient, and high-quality furnace replacement parts that help you save time and money on essential repairs. For more information on HVAC parts, visit our Heating & Cooling Parts page.


Ensure optimal air quality with Allergen Shield Plus Furnace Air Filters, designed to enhance your heating system's efficiency. Our hassle-free online ordering allows you to access a range of genuine OEM replacement filters, perfect for maintaining your furnace's performance. With our No-Hassle 365-Day Returns, return any uninstalled filter within a year for a refund, making your purchase risk-free. Plus, our Price Match Guarantee ensures you get the best value, matching any price from direct competitors. Simplify your search by using the model or part number lookup, and enjoy same-day shipping for quick delivery. Trust Repair Clinic for all your furnace filter needs, and keep your home environment clean and comfortable.
Identifying your furnace model number is essential for finding compatible parts and accurate repair help. Watch this video for tips on locating the model number, and visit our website's furnace repair section for troubleshooting tips, part testing guides, and part replacement videos tailored to your specific furnace.

Need help finding the right furnace parts? Repair Clinic's trained customer care specialists are available 7:00 AM to midnight EST, seven days a week. Whether you have questions about part compatibility or need assistance placing an order, our experts are here to help. The Repair Clinic customer care team is dedicated to ensuring your furnace is back in working order quickly and efficiently.

A furnace that fails to ignite can leave your home in the cold. Common issues include a faulty igniter, malfunctioning flame sensor, or a defective draft inducer fan motor. Replacing furnace filters and cleaning furnace parts can help prevent these problems.

Learn why your furnace isn't working by understanding its ignition sequence and identifying common faulty parts like the igniter, flame sensor, or control board. This article provides practical repair tips and insights into each component's role in the heating process.

A gas furnace that starts and then stops unexpectedly can be frustrating, especially during cold weather. This article explains five common causes, including issues with the flame sensor, pressure switch, control board, draft inducer fan motor, or air flow. Learn how each cause may impact your furnace's operation and get tips to resolve the problem.