As one of its daily deals, Home Depot takes up to 50% off a selection of air filters and Nest thermostats, as listed below. Plus, all orders receive free shipping. The deals, which end today:
- Arm & Hammer Odor Allergen and Pet Dander Control Air Filter 12-Pack for $49.50 ($50 off)
- Nest Thermostat E 7-Day WiFi Thermostat w/ Google Home Mini for $139 (pictured, low by $70)
- Nest Thermostat E 7-Day WiFi Thermostat 2-Pack w/ Google Home Mini for $278 (low by $91)

Note: You'll need to add both the thermostat and the Google Home Mini to get the discount.