Amazon has the Midea U Inverter 8000 BTU Smart Window Air Conditioner (MAW08V1QWT) for $300 - $60 off coupon (click checkbox) = $240 with free shipping. Provides airflow up to 20', can be controlled via MideaAir app and works with Alexa or Google Assistant.
Amazon has the Classic Accessories Ravenna Water-Resistant 34" Square Air Conditioner Cover (Taupe) for $8.12 with free shipping on $25+ or with Prime. Fits square air conditioners 34"L x 34"D x 30"H.
Amazon has the LG 6000 BTU (DOE) Portable Air Conditioner w/ Window Installation Kit (LP0621WSR) on sale for $260 with free shipping. Also at Home Depot. Cools Rooms Up to 250 Sq. Ft. 2 cooling and fan speeds.
End 6/11. Amazon has the Govee H7122 Large Room WiFi Smart Air Purifier w/ PM2.5 Monitor for Wildfire (up to 1837 Sq.Ft) for $170 - $40 off coupon (check "Apply coupon" box) = $130 with free shipping.
Macys has the Cuisinart Purxium CAP-500 Countertop/Medium Room Air Purifier on sale for $100 with free shipping. Up to 500 sq. ft. 2x every hour and up to 250 sq. ft. 4x every hour. 2500 runtime.
Amazon has the WEN 3410 3-Speed Remote-Controlled Air Filtration System for $115 with free shipping.
Averages 4.7/5 stars on Amazon.
Ends 6/11 at 10PM PT. Home.woot! is offering up to 35% off Dokoworld portable air conditioners with the discount shown on the product page. Shipping is $6; free for Amazon Prime members.
The pictured Dokoworld 120000 BTU Portable Air Conditioner is on sale for $260 (35% off).
eBay with vipoutlet has the Lasko 3-Speed 20" Air Circulator Wind Machine (Black, A20302) on sale for $35 with free shipping. Includes easy-carry handle for portability.
Ends 6/11 at 10PM PT. Woot! has the Master 12" Industrial High Velocity Floor Fan (MAC-12F) on sale for $55 with free shipping for Amazon Prime members, otherwise $6. Air flow for up to 1500 CFM, 3 speed settings, Tilt-angle head.
New price low. Amazon has the Dr. Heater 240V Single Phase 3000/6000W Hardwired Commercial Electric Heater (Gray, DR966) for $43 with free shipping. Has adjustable thermostat, 8" fan, and 5 adjustable louvers.
Amazon has the Monte Carlo Haven 52" Ceiling Fan w/ Pull Chain (Matte White, 5HV52RZW) for $31 with free shipping.
Today only! Newegg with Dyson has the certified refurbished Dyson HP04 Pure Hot & Cool 3-in-1 HEPA Air Purifier with Extra Filter (White/Silver, Nickel, Silver/Nickel or Iron/Blue) on sale for $290 with free shipping.
Amazon with WQER-FAN has the HNWZD 18" 72W LED Bladeless Ceiling Fan (White only) with remote control for $180 - $108 off with coupon code 60F9GG5Q [Exp 6/5] = $72 with free shipping. This fan is ultra-quiet at only 35 db. Features two timing options, dimmable LED lights, three adjustable wind speeds, and three light color variations.
Amazon with Chicly has the COWSAR 8000 BTU 4-in-1 Portable Air Conditioner (A4211-8K) with remote control for $250 - $50 off with coupon code 2E57DND4 [Exp 6/5] = $200 with free shipping.
Amazon has the Midea U Inverter 12000 BTU Window Air Conditioner (MAW12V1QWT) on sale for $420 - $80 off automatically at checkout = $340 with free shipping. Provides airflow up to 20', can be controlled via MideaAir app and works with Alexa or Google Assistant.
Today only. Home Depot is taking up to 25% off Select Air Conditioners, 30% off Select Tower & Desk Fans, and 30% off Select Ceiling Fans with the discount shown on the product page. Shipping is free on all items.
The pictured Frigidaire 5,000 BTU 115-Volt Window-Mounted Mini-Compact Air Conditioner is on sale for $135 with free shipping.
Ends 5/31. Amazon has the Ukoke USPC01W Smart Wifi 4-in-1 Portable Air Conditioner for $348 with free shipping. Has 12000 BTU rating, cool / heat / dehumidify / fan functions, and up to 400 sq. ft. area coverage.
Today only. Home Depot has the 12-Pack Rheem AC / Furnace Pleated Air Filters (MERV 8; FPR 4; Various Size Options) for $20 with free shipping. Available sizes include 20x20, 14x25, and 14x24. Comes out to $1.66 per filter.
Ends 5/21. Home Depot has the BLACK+DECKER 18 kW 3.73 GPM Residential Electric Tankless Water Heater (BD-18HD) for $275 with free shipping. Heats up to 2 sinks or 1 shower only in a warm climate.
Ends 5/21. Home Depot has the Rheem Performance Platinum 40 Gal. 10-Year Hybrid High Efficiency Electric Heat Pump Water Heater (XE40T10H45U0) for $1360 with free shipping to store.
