25x25x1 Merv 11 Filters Qty of 12

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Filtration Group MERV 11 PLEATED FILTER

MERV 11 Pleats - Series 1100 The Aerostar Pleated 1100 filter incorporates a 100% synthetic media with an ASHRAE 52.2 MERV 11 (minimum efficiency reporting value). The 1" and 2" filters handle velocities of up to 500 FPM; 4" filters up to 625 FPM.

MERV 11 (per ASHRAE Standard 52.2) Greater than 200 grams dust holding capacity at 1.5" w.g. Initial efficiency is over 2 times greater than traditional cotton poly Initial efficiency greater than 74% on 1-3 micron particles Moisture resistant 100% synthetic media Long service life means lower operating costs Low initial pressure drop A wide range of sizes in 1", 2" and 4" thicknesses

Applications These filters can be used without modification in side-access filter housings or built-up filter banks. They offer better efficiency than conventional permanent or disposable flat filters. The Series 1100 filters, when used as pre-filters substantially extend the life of more expensive high efficiency filters. They are the perfect filters for residential, commercial and industrial use.



We appreciate your business! Please keep in mind that all of our items have a normal lead time of 5-7 business days.

Some leads could extend to 10-14 business days depending on the item and order volume.



Return Policy:

Please make sure that the item you are buying is what you need. Please ask any questions before you purchase. Please keep in mind that furnace filters have a nominal size (which is how they are listed) and an actual size, so if unsure please ask. Returns or exchanges are only allowed upto 7 days after delivery. Returns are only allowed as exchanges and the buyer is responsible for any additional charges and all shipping charges. So again, please ask any questions before you purchase. This return policy is enforced to protect the buyer and seller. We look foward to doing business with you. If SHIPPING INSURANCE is not purchased on an item that offers it we are not responsible for any lost or damaged products. Thank you CFS