Welcome to Design Filters, where clean air is not just our passion—it's our promise. Founded by brothers Stephen and Justin Perez in Miami, Florida, Design Filters is dedicated to improving indoor air quality with premium, handcrafted air filters.

Growing up in the heart of South Florida's air purification industry, we saw firsthand the importance of effective filtration. Determined to make a difference, we developed our innovative 2-ply air filter system to provide superior air quality for homes and businesses alike.

Custom-Sized Air Filters for Every Need

We specialize in custom-sized air filters to ensure a perfect fit for any system. No matter the dimensions, we’ve got you covered. Click here to request a custom size or reach out with any questions!

Why Choose Design Filters?

• Handmade in the USA: Each filter is crafted with precision and care for the highest quality.
• Custom Sizes Available: Get the perfect fit for your AC unit. Order a custom size today!
• Innovative 2-Ply System: Our two-layer filtration system provides superior particle capture and extended filter life.
• Optimized for South Florida’s Climate: Built to handle high humidity, allergens, and dust for peak performance.
• Customer Satisfaction Guaranteed: We stand behind our products and ensure complete satisfaction.

Our Process: Precision and Quality

Every air filter at Design Filters is meticulously handcrafted. Our process begins with selecting the finest materials, ensuring durability and effectiveness. Our skilled artisans then craft each filter, paying attention to detail for the perfect fit and optimal performance.

Once crafted, each filter undergoes rigorous quality control checks before shipping to our customers, guaranteeing top-tier filtration and reliability.

Serving South Florida with High-Quality Air Filtration

Design Filters is proud to be based in Miami, Florida. From Downtown Miami to Coral Gables, we provide superior air filters designed for the region's climate and lifestyle. Our mission is to help South Florida residents breathe cleaner, healthier air.