M8 16x25x4 box of 5 is $129.

$129.00

Trap dust and particles in furnaces, air handlers and HVAC systems.
Pleated design for higher dust and particle holding capacity.
Filter is 100% non-woven synthetic material.
Wire reinforced panel for strength and rigidity.
Moisture-resistant paperboard frame with diagonal supports.
Maximum operating temperature is 93°C (200°F).

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