
Family-owned HVAC filter manufacturer and supplier serving commercial, industrial, and residential customers nationwide. We build what we sell — direct from our Tulsa factory.
Our Products
From standard residential filters to hospital-grade HEPA and fully custom sizes — we manufacture it all under one roof in Tulsa.
High-efficiency pleated media for residential and light commercial HVAC systems.
Economical disposable filters for standard residential furnaces and air handlers.
Hospital-grade filtration capturing 99.97% of particles — ideal for healthcare and clean rooms.
Activated carbon media for odor control and VOC reduction in commercial applications.
Non-standard dimensions cut to spec. Submit your measurements and we'll build it.
Volume pricing for distributors, contractors, and facility managers. Call for a quote.

EeX80® Series — Our Flagship Pleated Filter
Manufactured in Tulsa, Oklahoma
Why FirstLine Filters
Since 2009, we've built lasting relationships with HVAC contractors, facility managers, and distributors across the country. Our commitment is simple: the right filter, at the right price, when you need it.
We make what we sell — no middlemen, no markups. Direct from our Tulsa factory to your door.
Need a non-standard size? Our team cuts and builds to spec for any application.
Standard orders ship within 48 hours. Bulk and custom orders quoted same day.
Oklahoma-based, family operated. Every order gets personal attention — not a ticket number.
Industries Served

Office buildings, retail, hospitality

Manufacturing, warehouses, processing plants

Single-family homes, apartments, condos

Clinics, hospitals, clean-room environments
Delivery & Distribution
We ship nationwide from our Tulsa facility. Whether you need a single case or a full pallet, our team handles your order with the same care and speed. Local Tulsa customers can also pick up directly from our warehouse.

Distribution Partners
We work closely with HVAC distributors, wholesalers, and contractors across the country. Our partner program offers competitive wholesale pricing, reliable inventory, and a team that treats your business like our own.
Call us, email us, or fill out a quote request. Our team responds fast — because your air quality can't wait.