3M 9821-4 Filtrete Pleated Allergen Air Filter - 24 in. W x 18 in. H x 1 in. D, 11 MERV (Pack of 4)
Skip to product information
Description
Transform your central heating and cooling system into a whole-home air filtration operation with this Filtrete Pleated Allergen Air Filter. This filter helps capture varying sizes of particles, from large lint, pollen, dust, and pet dander to microscopic smoke and smog.
- Designed with exclusive Filtrete 3-in-1 technology from 3M to trap unwanted air particles while letting cleaner air flow through.
- Attracts and captures particles such as lint, pollen, dust, pet dander, smoke, and smog.
- MPR 1000 has a rating of MERV 11.
- Outperforms fiberglass, washable, and non-electrostatic 3-month pleated 1 inch home air filters.
- For optimal performance, change your home air filter at least every 90 days for 1 inch filters.
- Actual Size: 17-7/8 inch x 23-7/8 inch x 3/4 inch.
- Air Filter Size: 18x24x1.
- Filter Material: Polyester.
- Filters Bacteria: Yes.
- Filters Dust/Lint: Yes.
- Filters Mold Spores: Yes.
- Filters Pollen: Yes.
- Filters Smoke: Yes.
- Filters Viruses: No.
- Pleated: Yes.
- Number in Package: 1.
- For residential use only.
For more technical details and/or manufacturers product guides, email us.
Most orders ship from our warehouse the next business day unless otherwise noted.
*Add this item to the cart to estimate shipping costs and any applicable taxes.
Features
- Filters Dust/Lint:Yes
- Pleated:Yes
- Filters Viruses:No
- Width:24
- Air Filter Size:18x24x1
- Filters Mold Spores:Yes
- Height:18
- Product Type:Allergen Air Filter
- Actual Size:17-7/8 x 23-7/8 x 3/4
- Brand Name:Filtrete
- Depth:1
- Filter Material:Polyester
- Filters Bacteria:Yes
- MERV Rating:11
- Number in Package:1
- Filters Pollen:Yes
- Filters Smoke:Yes
Reviews
Details
Product Details:
- Manufacturer:3M
- Part Number:9821-4
- UPC:051111098219
- Sold in QTY:4
- Condition:New
- Country of Origin:Mexico
- Product Category Taxonomy:Hardware > Plumbing
Prop65
WARNING: May cause Cancer and/or Reproductive Harm - www.P65Warnings.ca.gov
About California Proposition 65
$63.48
Deal!
Pack of 4
($15.87 each)
In Stock: 76 get them while you can!
Ships in 1 business day
| Quantity | Price per pack | Savings |
|---|---|---|
| $60.96 | Save $2.52/pack 4% Off | |
| $59.04 | Save $4.44/pack 7% Off | |
| $57.76 | Save $5.72/pack 9% Off |
* Quantity discounts will automatically apply during checkout.
What customers are saying
- ★★★★★Fast shipping and exactly what I ordered. Will buy again!.— John D.
- ★★★★★Easy to find the part I needed and the price beat the dealer.— Sarah M.
- ★★★★☆Great customer service when I had a question about fitment.— Mike R.
- ★★★★★Ordered Friday, arrived Monday. Packaging was perfect.— Carlos V.
- ★★★★★Honest pricing and the part fit like OEM.— Linda H.
- ★★★★★Thank you so much!.— Jim, CA
- ★★★★★Received my merchandise today. All is good.— Dave, IL
- ★★★★☆I was happy with the quality in the brass strips, quick delivery, and your service— Marvin, FL
- ★★★★★Service and price and ease of ordering was great! -— Annette, NJ
- ★★★★★I just wanted to say how impressed I am with your service!— Jason, IA
- ★★★★★The items purchased are exactly what I ordered. No surprises and that is always good.— Chuck, WA
- ★★★★★I am really thankful that my order was handled so fast.— Matt, MN
- ★★★★☆Thank you for double checking the fit!— Robert, NJ
- ★★★★★You are the best this is exactly what I need!— Jeffrey, MA
- ★★★★★I appreciate your rapid service!— Richard, AR
- ★★★★★All parts fit well together. Just the right size for my purposes. Easy to maneuver. Thank you for making this item available to me.— Fred
Questions shoppers ask
See all FAQsHow soon does it ship?
Most orders ship from our warehouse the next business day unless otherwise noted. Add the item to your cart to see shipping cost and any tax.
Can I return it?
Most items can be returned within 30 days of your order date if they are unused and in their original, undamaged packaging. Email us for return instructions first, and make sure the item reaches our warehouse within those 30 days. A 15% restocking fee applies unless the item is defective or the mistake was ours. Special orders and items marked No Return can't be returned. Full return policy.
Do you offer quantity discounts?
For larger quantities, yes. Tell us how many you need and we will come back with a quantity price: see Bulk Order, or ask us.
Your prices are so good, is it new?
Yes. This item is new and in its original 3M packaging unless the description above says otherwise.