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Trion Air Bear and Compatible Air Filters by SpiroPure

All Filters stocks Trion Air Bear filters alongside SpiroPure compatible alternatives for Trion Air Bear whole-house air cleaner cabinets, organized by part number and nominal size. Trion Air Bear cabinets use 3-inch and 5-inch deep-media formats in several standard sizes, and SpiroPure produces compatible replacements for many of them. Select your Trion Air Bear part number or cabinet size from the table to find quality SpiroPure compatible replacement options for less than OEM.

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Find genuine manufacturer replacement media, upgrade kits, and select OEM parts for your Trion Air Bear system—the same components your HVAC technician uses.
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Trion Air Bear Whole House HVAC / AC / Air Conditioner Filters

Trion Air Bear
OEM Brand OEM Part Number Nominal Size Filter Options


Trion Air Bear		 229990-001 16x25x3 SELECT
229990-101 16x25x3 SELECT
248713-101 16x25x3 SELECT
255649-001 16x25x3 SELECT
255649-101 16x25x3 SELECT
259112-001 16x25x3 SELECT
259112-101 16x25x3 SELECT
455602-925 16x25x3 SELECT
229990-005 16x25x5 SELECT
229990-105 16x25x5 SELECT
255649-005 16x25x5 SELECT
255649-105 16x25x5 SELECT
259112-005 16x25x5 SELECT
259112-105 16x25x5 SELECT
455602-625 16x25x5 SELECT
229990-003 20x20x5 SELECT
229990-103 20x20x5 SELECT
255649-003 20x20x5 SELECT
255649-103 20x20x5 SELECT
259112-003 20x20x5 SELECT
259112-103 20x20x5 SELECT
229990-002 20x25x5 SELECT
229990-102 20x25x5 SELECT
248713-102 20x25x5 SELECT
255649-002 20x25x5 SELECT
255649-102 20x25x5 SELECT
259112-002 20x25x5 SELECT
259112-102 20x25x5 SELECT
455602-025 20x25x5 SELECT

SpiroPure Compatible Filters for Trion Air Bear Cabinets

SpiroPure compatible filters for Trion Air Bear cabinets are dimensionally matched to the 16x25x3, 16x25x5, 20x20x5, and 20x25x5 nominal dimensions used across the standard Air Bear product line. Nominal is a standard industry practice of cutting smaller than the listed dimensions with a standard variance to fit universal cabinets. For example, the nominal 20x25x5 measures an actual 19.5" x 24" X 4.75". Check carefully before ordering compatible filters to ensure proper fit. SpiroPure filters are available in MERV 8 and MERV 11 ratings consistent with the OEM filter range, and are typically priced lower than genuine Trion Air Bear media, making them a practical option for homeowners replacing annually or biannually. Our customer support team is available to help confirm which SpiroPure compatible filter matches your specific Trion Air Bear part number.

How Trion Air Bear Compatible Filters Improve System Efficiency

A clean filter is one of the simplest and most cost-effective ways to protect your Trion Air Bear whole-house HVAC system. As media loads with dust, dander, and debris, airflow through the system decreases, forcing the blower to work harder and accelerating wear on expensive components. Trion Air Bear compatible filter replacements by SpiroPure on a set schedule keep airflow at designed levels, which supports consistent heating and cooling performance and extends equipment lifespan. It also directly improves indoor air quality by ensuring the filter media is capturing particles at rated efficiency rather than allowing bypass around a clogged filter. Browse our full selection of air filters for furnace and air conditioning systems.

Types of Trion Air Bear Filters Available for Replacement

Trion Air Bear whole-house cabinets use deep-media filters in 3-inch and 5-inch depths depending on the cabinet configuration. The 16x25x3 format fits the standard Air Bear Supreme cabinet, while the 20x25x5, 20x20x5, and 16x25x5 formats fit the deep-media cabinet lines, including the Supreme 1400 and Supreme 2000 media air cleaner systems. All Filters also carries genuine Trion Air Bear filters alongside compatible replacements, plus post charcoal/carbon filters for odor control applications.

FAQs on SpiroPure Air Filters for Trion Air Bear

Are SpiroPure filters compatible with Trion Air Bear air cleaner cabinets?

Yes. SpiroPure produces compatible replacement filters for Trion Air Bear cabinet sizes including 16x25x3, 16x25x5, 20x20x5, and 20x25x5. Filters are dimensionally matched to Trion Air Bear OEM part numbers including the 255649 and 259112 series.
SpiroPure compatible filters use pleated media construction at MERV 8 and MERV 11 ratings consistent with Trion Air Bear OEM specifications. The main difference is price. Most SpiroPure options are priced lower than genuine Trion Air Bear media but do not compromise on quality or efficiency.
MERV 8 provides effective filtration for most households and is the baseline rating used across the standard Trion Air Bear OEM line. MERV 11 is available for homes with pets, allergy sufferers, or elevated air quality needs. Verify that your specific Trion cabinet supports higher-restriction media before stepping up to 11.
SpiroPure compatible filters for Air Bear cabinets in the Trion line should be replaced every 6 to 12 months under normal residential conditions. Homes with multiple pets, heavy dust loads, or allergy sufferers should replace closer to the 6-month mark.
Yes. SpiroPure filters are available in multi-packs to reduce per-filter cost over name brands and ensure replacements are on hand when needed. All Filters also offers email replacement reminders so you never miss a change. Free shipping applies to most multi-packs and orders over $99.

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