20x25x5 LXRED MERV 13 Air Filter

Name: 20x25x5 LXRED MERV 13 Air Filter
Brand: Ironside
SKU: 20x25x5LXREDM13-1
Price: 52.99 USD
Availability: InStock

$52.99

Shipping $19.95 for one box, +$10 each extra box ($29.95 and +$15 to AZ, CA, NV, OR, WA). Lower 48 states.

2"–6" filters ship by the box and don't qualify for free shipping.

The Ironside 20x25x5 MERV 13 pleated air filter delivers maximum protection for your home or office — engineered to keep your HVAC system running clean and your air clear.

Captures smoke, wildfire fine particles, pollen and pet dander
True 20x25x5 fit — sized to drop straight into standard HVAC and furnace systems
Electrostatically charged, moisture-resistant pleated media
Made in the USA
Replace every 6–12 months for best airflow and efficiency

Built here. Breathe better.

Specs

Nominal size	20x25x5
Actual size	Cut to cabinet footprint — see description
MERV rating	13
Filter type	Pleated
Media	Electrostatic synthetic
Cabinet line	Lennox X-series-cabinet fit (LXRED)
Replace	Every 6–12 months
Made in	the USA. Supporting American manufacturing.

All 20x25x5 filters → · Which MERV do I need?

Product FAQ

Will a 20x25x5 filter fit my system?

If your slot or old filter says 20x25x5, yes — nominal sizes are standardized. This is deep-pleat cabinet media; match the letter code to your cabinet brand.

What does MERV 13 capture?

MERV 13 captures fine particles including smoke, fine dust and pet dander — the right choice for allergies and wildfire season.

How many packs should I buy?

Shipping on 2" to 6" filters is $19.95 for one box ($29.95 to AZ, CA, NV, OR and WA). Larger orders ship in more than one box, and each additional box adds $10 ($15 to those states). A year's supply in one order means one shipping charge. A 2-pack covers one to two years.