Name: Generalaire GA 4551 - previously GA 4501
Brand: Generalaire
SKU: GA1120255
Price: 49.88 CAD
Availability: InStock

4551 20x25x5 MERV 11 Furnace Filter (Actual Size: 19-5/8&quot; x 24-3/16&quot; x 4-15/16&quot;) 
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This is an authentic GeneralAire #4551 (previously #4501) ReservePro 20x25x5 MERV 11 pleated air filter that traps airborne particles as small as 1.0 micron. GeneralAire recommends you replace this air filter every 6 months to achieve optimal results. 
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These 20x25x5 high-efficiency media air filter can be used in air cleaner cabinets of the following makes and models:

<ul>
	<li>GeneralAire Mega-Mac MAC2000, MAC-L</li>
	<li>Lennox MAC-10, MF1-20</li>
	<li>Source1 S1-MAC10202505</li>
	<li>Totaline P101-MF20</li>
	<li>Trion Air Bear 435790-001, 435790-027, Air Bear 25x20 453000-001, Air Bear Grill Mount 2000 446672-004; Air Bear Supreme 2000 455602-001, Air Bear Right-Angle 447380-001, 447380-002, 447380-004, Son of a Bear 435790-048</li>
	<li>Ultravation 90-007, 90-008, 90-010</li>
	<li>York S1-MAC10202505</li>
</ul>

Generalaire GA 4551 - previously GA 4501 - 20x25x5 MERV 11