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

Found by neomatrixviper
Jun 09, 2026 11:18 PM
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$160$20020% offCostco Members: 50-Pint Midea Smart Dehumidifier w/ Built-in Pump
+ $10 S&H
Costco Wholesale
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Found by phoinix
Today 03:43 PM
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$30$4025% off$29.99 | Amazon Refurbished Amazon Smart Air Quality Monitor (Amazon Refurbished) at Woot!
Woot!
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Found by phoinix
Jun 05, 2026 04:31 AM
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$160$40060% offRefurb: Shark NeverChange HEPA Air Purifier (up to 1400 Sq. ft.)
+ Free S&H w/ Prime
Woot!
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Found by TattyBear
Jun 06, 2026 12:18 AM
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$250$50050% offBlueAir PetAir Pro HEPA Air Purifier Pet Bed
+ Free S&H
Blueair
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Found by Rokket
Yesterday 08:49 AM
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$33$6549% offLevoit Classic 300 Ultrasonic Smart Humidifier (White) $32.99 + Free Shipping
eBay
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Found by LolaBunny21
Jun 07, 2026 09:58 PM
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$20$6066% offbasvacsh 45,000mg/h Ozone Generator & Air Ionizer Odor Eliminator $19.99 + Free Shipping w/ Prime or on $35+
Amazon
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Found by TattyBear
Jun 04, 2026 05:41 PM
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$35$10065% offVornado CYLO51 or QUBE50 True HEPA Air Purifier
+ Free S&H
Morningsave.com
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16
Found by Navy-Wife
May 31, 2026 09:59 PM
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$20$60 66% offSelect Accounts: Basvacsh 45,000mg/h Ozone Generator (up to 2500sqft)
+ Free S&H
Amazon
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212
Found by NeedMoCoffee
Yesterday 09:52 AM
$116$17031% offGourmia Indoor Countertop Multi-Cooker Pizza Oven Air Fryer Toaster w/ Pizza Stone, Digital Controls & 6 Presets (Stainless Steel) $115.83 + Free Shipping
Amazon
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Found by niki4h
Jun 08, 2026 04:36 PM
$80$11127% offGoveeLife Smart Air Purifier for Large Rooms (Up to 1,524 Sq. Ft.) w/ Washable Pre-Filter, PM2.5 Air Quality Sensor, WiFi & App Control (White) $79.91 + Free Shipping
Amazon
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Found by itsamazeling
Jun 09, 2026 07:12 AM
$32$6046% offGoveeLife 4.5L Smart Cool Mist Humidifier w/ Auto Humidity Control, Scent Diffuser & Nightlight $31.99 + Free Shipping w/ Prime or on $35+
Amazon
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Found by Izzy138
Jun 05, 2026 04:55 PM
$78$11029% offCostway 1800 CFM Evaporative Air Cooler with 4 Gal Water Tank $77.99 + Free Shipping
Costway
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Found by SUCHaDEAL
Jun 06, 2026 01:08 PM
$93$15238% off$92.95 LOWES: EdenDirect 4-Speed Sleep Mode and Timer Setting White HEPA Air Purifier (Covers: 1485-sq ft )
Lowe's
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Found by tDames
Jun 02, 2026 09:08 PM
$107$20046% offRENPHO HEPA Air Purifier w/ Washable Filter & Air Quality Sensor for Large Rooms up to 3000 Sq.ft $106.99 + Free Shipping
Walmart
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Found by JohnDubya
Jun 04, 2026 02:19 AM
$27$4032% off[S&S] $26.56: Filtrete 20x30x1 Air Filter MERV 5, 6-Pack Pleated Electrostatic AC Furnace HVAC Filters
Amazon
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Found by Immortalsolitude
Jun 01, 2026 01:01 PM
$70$18061% offProvirtec Pawtent Pro New Pet Air Purifier $69.99
Amazon
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Found by Immortalsolitude
Jun 01, 2026 05:27 PM
$1,626$1,91415% offAprilAire E080 Whole House Dehumidifier for Basement & Crawl Space – 80-Pint High-Capacity Commercial Dehumidifier for Homes Up to 4,400 Sq. Ft. with Pump, Drain Hose $1625.99
Amazon
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Found by neomatrixviper
May 28, 2026 04:00 PM
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$650$87025% offDyson Purifier Big+Quiet BP02 $649.99 Free Shipping Costco.com
Costco Wholesale
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8
Found by ppxyz1
May 29, 2026 02:02 PM
$36$6040% offLevoit Dual 100 Ultrasonic Top-Fill Cool Mist 2-in-1 Humidifier & Diffuser (Gray) $35.95 + Free Shipping
Levoit
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Found by tunabreath
May 26, 2026 08:46 AM
$180$25028% offInsignia™ - 50-Pint Dehumidifier - White, $179.99, FS, Best Buy
Best Buy
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Found by phoinix
May 29, 2026 08:23 AM
$30$5040% off$29.94* | DREO Humidifiers for Bedroom, Cool Mist Ultrasonic Humidifier, Top Fill 3L Tank at Amazon
Amazon
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Found by Skillful_Pickle
May 27, 2026 02:46 PM
$290$38023% offCostway 14000 BTU 3-in-1 Smart AC with Wi-Fi and Remote Control & Window Kit $290 + Free Shipping merchant action req **ehh**
Costway
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Found by JohnDubya
May 22, 2026 02:33 PM
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$30$5040% off$29.94: DREO Humidifiers for Bedroom, Cool Mist Ultrasonic Humidifier, Top Fill 3L Tank
Amazon
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Found by neomatrixviper
May 18, 2026 01:16 AM
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$46$5617% offCostco Members: 8-Pk 1" Filtrete MPR 700 MERV8 Air Filter (various sizes)
+ Free S&H
Costco Wholesale
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23
Found by neomatrixviper
May 17, 2026 12:23 AM
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$44$5418% offCostco Members: 2-Pk 5” Filtrete MPR 1900 MERV 13 Air Filters (Various)
+ Free S&H
Costco Wholesale
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Found by neomatrixviper
May 18, 2026 05:57 AM
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$37$4721% offCostco Members: 2-Pk Filtrete 5" MPR 1550 MERV 12 Deep Pleat Air Filter
+ Free S&H
Costco Wholesale
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Found by tDames
May 12, 2026 06:59 PM
$70$14050% offDreo Smart Ultrasonic Humidifier 3-Gallon 100H Runtime for Large Rooms $69.99 or less + Free Shipping
eBay
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Found by pennysave
May 18, 2026 06:04 AM
$25$4037% off$24.97 | 2.5L Levoit Classic 160 Ultrasonic Cool Mist Humidifier at Amazon
Amazon
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Found by jk6812
May 17, 2026 08:32 AM
$33$6549% offLevoit Classic 300 Ultrasonic Smart Humidifier (White) $32.99 + Free Shipping
eBay
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Found by LolaBunny21
May 15, 2026 06:00 PM
$20$4050% offFULMINARE H13 HEPA Air Purifier w/ Night Light (Green) $19.89 + Free Shipping w/ Prime or on $35+
Amazon
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Found by WittyMeerkat759
May 14, 2026 07:01 AM
$140$37062% offSwamp Cooler,1800CFM Evaporative Air Cooler with 5.3 Gal Water Tank,12H Timer,6 Ice Boxes,2 Modes,3 Speeds,120°Oscillation,Air Cooler for Indoor,Home,Kitchen,Bedroom $139.99
Amazon
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Found by Dmytro_B
May 12, 2026 08:22 PM
$550$95042% offDyson Purifier Humidify+Cool PH03 $549.99
Amazon
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Found by SickerDealer
May 14, 2026 12:36 PM
$390$85054% offCertified Refurbished: Dyson HP09 Hot+Cool Formaldehyde Purifier (White/Gold) $389.99
eBay
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Found by Dmytro_B
Jun 08, 2026 08:26 AM
$139$18826% offRIDGID 18V Dual Function Cordless Inflator with Accessories and 18V Cordless Hybrid Jobsite Fan (Tools Only) $139
Home Depot
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Found by MatchuPicchu
May 29, 2026 03:13 PM
$212$39946% offCostway 150-Pint Dehumidifier w/ Pump $212.49 + Free Shipping w/ Walmart+ or on $35+
Walmart
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Found by Immortalsolitude
May 29, 2026 01:50 AM
$120$26053% offKNKA Air Purifier for Home Bedroom Large Room Up to 1,695 Ft² in 1 Hr, HEPA Air Cleaner with Washable Pre-Filter APH4000 $119.98
Amazon
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Found by Immortalsolitude
May 24, 2026 02:00 AM
$90$32772% offAir Purifiers for Home Large Room, Cover Up to 2600 Ft² with Washable Filters, Powerful Turbo Mode, PM2.5 Air Quality Display, 22dB Sleep Mode, HAP607, White $89.99
Amazon
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Found by Tel06c
May 24, 2026 04:57 PM
$130$19031% offWinix C545 Air Purifier Includes 2 Full Sets of Filters $129.99
Winix
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Found by Dr.W
May 16, 2026 03:11 AM
$70$12041% offPrime: Provirtec Pawtent Pro New Pet Air Purifier, 2-Year Filter Life, Auto/Sleep Mode, 2500 ft² $69.99
Amazon
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Found by JohnDubya
May 13, 2026 04:31 PM
$197$31036% off$196.80: DuraComfort 8500 BTU Portable Air Conditioner, 3-in-1 AC Unit, Dehumidifier
Walmart
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Air Purifiers, Humidifiers & Dehumidifiers Deals