Slickdeals: The Best Deals, Coupons, Promo Codes & Discounts

Found by a2raya83
Aug 9, 2026 12:08 PM
popular
$389$74948% offCoway Airmega 400 True HEPA Smart Air Purifier (Graphite) $388.99 @Amazon
Amazon
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Found by Snowman666
Aug 11, 2026 11:54 PM
popular
$160$55070% offCert. Refurb: Dyson TP4A Pure Cool™ tower purifier fan White/Silver $160 + Free S&H
eBay
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Found by mkdenar
Jul 29, 2026 6:48 PM
frontpage
$100$13023% offCostco Members: WINIX C610 4-Stage True HEPA Air Purifier w/ Additional Filter
(Select Stores, In-Store Only)
Costco Wholesale
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35
Found by phoinix
Aug 10, 2026 4:02 PM
popular
$109$15027% off[NEW] $109.16 | Levoit OasisMist 1000S (10L) Smart Humidifier for Home Large Room Bedroom at Amazon
Amazon
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5
Found by Dr.W
Today 2:17 PM
popular
$80$16050% offWHOY 80 Pint Dehumidifier for Basement, 50 Pint DOE, Drain Hose, 5000 Sq Ft $74.99
Amazon
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Found by Tel06c
Yesterday 4:07 PM
popular
$180$25028% offShark - NeverChange Air Purifier, 5-Year HEPA Filter Life, 650-sq Ft - Black $179.99
Best Buy
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Found by wileysmiley
Yesterday 12:16 AM
$280$40030% off2-pack Shark Clean Sense Air Purifier, Clean Sense, HP102PK2, White - $279.99
Amazon
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Found by Dr.W
Aug 4, 2026 12:56 PM
popular
$60$12050% offWHOY 30 Pints Smart Dehumidifier with Wi-Fi App, up to 2,000 Sq. Ft., 1.6L Tank & Continuous Drain Hose $59.99
Amazon
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9
Found by Immortalsolitude
Aug 7, 2026 3:24 PM
popular
$130$26050% offKNKA Air Purifiers for Home Bedroom Up to 1,695 Ft² in 1 Hr, APH4000, White $129.99
Amazon
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4
Found by Bojjihuntindeals
Aug 8, 2026 3:36 PM
popular
$58$20071% offBlueair Mini Restful Air Purifier & Sunrise Alarm Clock w/ HEPASilent HEPA & White Noise $58 + Free Shipping w/ Prime
Woot!
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4
Found by SUCHaDEAL
Aug 5, 2026 1:17 PM
popular
$180$34047% off$180 HOME DEPOT 50 pt. 4,500 sq. ft. Dehumidifier for Basement in White with Drain Hose, Bucket, Continous Run, Ionizer, Quier Cloth Dry
Home Depot
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Found by phoinix
Aug 11, 2026 9:26 PM
$550$95042% off$549.99 | Dyson Purifier Humidify+Cool PH03 at Amazon
Amazon
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Found by Immortalsolitude
Jul 30, 2026 2:17 AM
popular
$70$43083% offPureborne HEPA Air Purifiers for Home Large Room with PM 2.5 Sensor for Wildfire Smoke Odor Fur, Three-Sided Air Inlet, Auto Mode, White, 1 Pack $70.19
Amazon
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7
Found by Immortalsolitude
Aug 7, 2026 1:26 AM
popular
$43$6634% offMERONTE Air Purifiers for Smoke Large Room, Cover Up to 1690 Sq Ft, Ivory $42.89
Amazon
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12
Found by neomatrixviper
Jul 30, 2026 11:00 AM
popular
$46$5617% offFiltrete Air Filter 1”, MPR 700 MERV 8, Dust, Pollen and Pet Dander Filter, 8-pack $45.99 Various Sizes Free Shipping Costco.com
Costco Wholesale
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6
Found by pennysave
Jul 28, 2026 5:08 AM
popular
$15$3050% off$14.99: Homedics True HEPA Air Purifier Filter Replacement for AP-T63 and AP-T65 at Amazon
Amazon
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1
Found by ItsSoCheap
Jul 25, 2026 5:02 AM
popular
$95$18047% off3-in-1 Airvana Fan, Heater & Air Purifier w/ Remote (Various Colors) $94.98 + Free Shipping
QVC
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Found by Dr.W
Yesterday 1:35 PM
$20$4050% offFreAire Air Purifiers for Bedroom Up to 1086 Ft² $19.99
Amazon
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Found by neomatrixviper
Jul 23, 2026 2:02 PM
popular
$120$15020% offLevoit Plasma Pro Core 300S-P Smart Air Purifier with Extra Filter Bundle $119.99 free shipping Costco.com
Costco Wholesale
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Found by Dmytro_B
Jul 31, 2026 5:00 PM
popular
$550$75026% offDyson Purifier Hot+Cool HP07 Air Purifier, Heater, and Fan - White/Silver, Large $549.99
Amazon
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Found by pennysave
Aug 8, 2026 9:29 AM
popular
$15$3050% offHomedics True HEPA Replacement (For AP-T63 and AP-T65) $14.99 + Free S&H w/ Prime or $35+
Amazon
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Found by doublehelixx
Aug 4, 2026 5:06 PM
$35$8056% offAromaRoom True HEPA Air Purifier for Large Rooms up to 730 Sq Ft w/ PM2.5 Monitor & Smart Auto Mode (Grey White) $34.79 + Free Shipping w/ Prime or on $35+
Amazon
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Found by Immortalsolitude
Jul 21, 2026 1:54 AM
popular
$50$8037% offAromaRoom Air Purifiers for Home Large Rooms, True HEPA Filter, 22dB Quiet Sleep Mode, Smart Auto Mode, Real-time PM2.5 Monitor & Child Lock $49.69
Amazon
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Found by Dmytro_B
Aug 4, 2026 12:45 PM
popular
$500$69127% offDyson Purifier Cool Formaldehyde TP09 Air Purifier and Fan - White/Gold Large $499.99
Amazon
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Found by Dr.W
Aug 7, 2026 5:38 PM
$180$35048% offDreame Pet Air Purifier AP10 Cleans 5386 ft² in One Hour with 3 Filters and Cat Hair Collection @ Dreame $179.99
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Found by Dr.W
Aug 9, 2026 5:00 PM
$200$28028% offDeye 75 Pint ENERGY STAR Smart Dehumidifier for 4,000 sq. ft $199.99
Amazon
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Found by ItsSoCheap
Jul 29, 2026 1:19 AM
$22$3231% offLevoit Vital 100 Air Purifier Replacement Filter $22.39 + Free Shipping w/ Prime or on $35+
Amazon
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Found by phoinix
Aug 5, 2026 2:43 PM
$55$8031% off$55.07 | Levoit Humidifiers for Bedroom Large Room, 6L, 60H Runtime, 26dB, Smart App at Amazon
Amazon
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2
Found by happydadto5
Aug 2, 2026 10:25 PM
$60Winix Hepa Filter C610 Refurbished $59.99
Winix
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Found by JohnDubya
Aug 3, 2026 5:43 PM
$9.80$1429% off$9.80: Honeywell Humidifier Wicking Filter T for Select Honeywell Models (1 Pack)
Amazon
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Found by idk_then
Jul 20, 2026 1:39 PM
$14$2030% offFrigidaire PureAir RAF-1 Refrigerator Air Filter Starter Kit $13.58 + Free Shipping w/ Prime or on $35+
Amazon
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Found by JohnDubya
Jul 19, 2026 10:51 PM
$9.99$2050% off$9.99: HoMedics Demineralization Cartridge for Ultrasonic Humidifiers, 4-Pack Humidifier Filter Replacements, Blue
Walmart
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Found by Immortalsolitude
Jul 22, 2026 2:01 PM
$30$5040% offDBFIT Air Purifiers for Home Large Room Up to 1500ft² with Aromatherapy, H13 HEPA Air Purifier (White) $29.99
Amazon
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Found by sofaloaf
Aug 7, 2026 5:55 PM
$70$23069% offFreAire Air Purifier for Home Up to 1800Ft² w/ Real-Time Display & HEPA Filter (Silver White) $69.99 + Free Shipping w/ Prime or on $35+
Amazon
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Found by HadiChowdhury
Aug 13, 2026 8:38 PM
$120$26053% offKNKA Air Purifiers for Home Bedroom Up to 1,695 Ft² in 1 Hr, APH4000, Black $119.99
Amazon
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Air Purifiers, Humidifiers & Dehumidifiers Deals