Factory Direct Filters subject lines
118 subject lines averaging 32 characters.
| Picture | Sent (Eastern) | Subject | Characters | Preview text | |
|---|---|---|---|---|---|
| Jul 24, 2026 7:37 PM | Take Another Look At Our Premium Air Filters | 44 | Guaranteed free & fast shipping on every order | Jul 24, 2026 7:37 PM · 44 characters. Guaranteed free & fast shipping on every order | |
| Jul 24, 2026 10:30 AM | ⏳ Last Chance: 15% OFF SITEWIDE | 32 | A dirty air filter could be costing you more than you think. | Jul 24, 2026 10:30 AM · 32 characters. A dirty air filter could be costing you more than you think. | |
| Jul 22, 2026 9:30 AM | 15% OFF SITEWIDE | 16 | Summer's the worst time for a dirty filter. | Jul 22, 2026 9:30 AM · 16 characters. Summer's the worst time for a dirty filter. | |
| Jul 20, 2026 9:30 AM | Mid Summer Sale: 15% OFF SITEWIDE | 33 | Use code: SUMMER15 at checkout. | Jul 20, 2026 9:30 AM · 33 characters. Use code: SUMMER15 at checkout. | |
| Jul 16, 2026 10:03 AM | New Filters = Better HVAC Efficiency | 36 | Summer heat is your HVAC's biggest test. Is your filter ready? | Jul 16, 2026 10:03 AM · 36 characters. Summer heat is your HVAC's biggest test. Is your filter ready? | |
| Jul 13, 2026 10:30 AM | 5 Signs Your Air Filter Needs to be Changed | 43 | Most people wait too long. Here's how to tell it's time. | Jul 13, 2026 10:30 AM · 43 characters. Most people wait too long. Here's how to tell it's time. | |
| Jul 10, 2026 4:12 PM | Summer Heat Means We're All Indoors | 35 | When you're inside more often, your air quality matters more than ever. | Jul 10, 2026 4:12 PM · 35 characters. When you're inside more often, your air quality matters more than ever. | |
| Jul 7, 2026 10:30 AM | ⏳ Last Chance: 20% OFF 12-packs | 32 | It's time to stock up with a 12-pack and you'll be set for the year. | Jul 7, 2026 10:30 AM · 32 characters. It's time to stock up with a 12-pack and you'll be set for the year. | |
| Jul 6, 2026 10:30 AM | Breathe Clean Air All Year Long | 31 | 20% OFF 12-packs is happening now. Use code: CLEANAIR20 at checkout. | Jul 6, 2026 10:30 AM · 31 characters. 20% OFF 12-packs is happening now. Use code: CLEANAIR20 at checkout. | |
| Jul 5, 2026 10:30 AM | Our Biggest Summer Sale: 20% OFF 12-packs | 41 | A whole year of fresh, clean air. Use code: CLEANAIR20 at checkout. | Jul 5, 2026 10:30 AM · 41 characters. A whole year of fresh, clean air. Use code: CLEANAIR20 at checkout. | |
| Jul 4, 2026 9:30 AM | Clean Air Is Worth Celebrating | 30 | 20% OFF 12-packs is happening now! | Jul 4, 2026 9:30 AM · 30 characters. 20% OFF 12-packs is happening now! | |
| Jul 3, 2026 10:02 AM | Celebrate Clean Air: 20% OFF 12-Packs | 37 | Use code: CLEANAIR20 at checkout. | Jul 3, 2026 10:02 AM · 37 characters. Use code: CLEANAIR20 at checkout. | |
| Jun 30, 2026 12:01 PM | Summer Home Maintenance | 23 | Don't forget your filter! | Jun 30, 2026 12:01 PM · 23 characters. Don't forget your filter! | |
| Jun 25, 2026 9:01 AM | Last Chance for Prime Day Deals! | 32 | Order now with code PRIME20. | Jun 25, 2026 9:01 AM · 32 characters. Order now with code PRIME20. | |
| Jun 24, 2026 9:03 AM | Prime Day Deals: Stock Up Today | 31 | Get 20% OFF Orders $100+ now. | Jun 24, 2026 9:03 AM · 31 characters. Get 20% OFF Orders $100+ now. | |
| Jun 22, 2026 9:01 AM | Prime Day Deals: 20% OFF $100+ | 30 | Save money and stock up for months to come! | Jun 22, 2026 9:01 AM · 30 characters. Save money and stock up for months to come! | |
| Jun 20, 2026 9:03 AM | Breathe Easy & Save 20%! | 24 | Orders $100+ with code PRIME20. | Jun 20, 2026 9:03 AM · 24 characters. Orders $100+ with code PRIME20. | |
| Jun 18, 2026 9:04 AM | Prime Day Deals Early: 20% OFF Orders $100+ | 43 | Use code PRIME20 at checkout. | Jun 18, 2026 9:04 AM · 43 characters. Use code PRIME20 at checkout. | |
| Jun 16, 2026 11:54 PM | Still Deciding? Here’s 10% Off Sitewide | 41 | You have 48 hours to save on five-star filters | Jun 16, 2026 11:54 PM · 41 characters. You have 48 hours to save on five-star filters | |
| Jun 15, 2026 11:54 PM | Still Thinking it Over? 👀 | 26 | We noticed you browsing these filters…don’t worry, we saved them for you. | Jun 15, 2026 11:54 PM · 26 characters. We noticed you browsing these filters…don’t worry, we saved them for you. | |
| Jun 15, 2026 10:00 AM | Real Customers. Real Results. | 29 | Don't just take our word for it. | Jun 15, 2026 10:00 AM · 29 characters. Don't just take our word for it. | |
| Jun 11, 2026 11:01 AM | The Standard for Cleaner Air | 28 | Shop Aerostar filters today. | Jun 11, 2026 11:01 AM · 28 characters. Shop Aerostar filters today. | |
| Jun 8, 2026 11:00 AM | Your AC is About to Work Overtime | 33 | Is your filter ready? | Jun 8, 2026 11:00 AM · 33 characters. Is your filter ready? | |
| Jun 6, 2026 9:00 AM | Pet Hair and Summer Shedding is Here | 36 | Shop pet-friendly filters today! | Jun 6, 2026 9:00 AM · 36 characters. Shop pet-friendly filters today! | |
| Jun 3, 2026 9:01 AM | When Was the Last Time You Changed Your Filter? | 47 | If you can't remember the last time you changed it, it's time. | Jun 3, 2026 9:01 AM · 47 characters. If you can't remember the last time you changed it, it's time. | |
| Jun 1, 2026 9:01 AM | June is Peak Grass Pollen Season | 32 | It rides into your home on clothes, shoes, and open windows. | Jun 1, 2026 9:01 AM · 32 characters. It rides into your home on clothes, shoes, and open windows. | |
| May 29, 2026 9:00 AM | High Energy Bill? It Could Be Your Filter. | 42 | The fix takes less than 5 minutes. | May 29, 2026 9:00 AM · 42 characters. The fix takes less than 5 minutes. | |
| May 26, 2026 9:01 AM | ⏰ Last Chance! 20% OFF | 23 | Cleaner air is waiting! Use code 20OFF75 at checkout. | May 26, 2026 9:01 AM · 23 characters. Cleaner air is waiting! Use code 20OFF75 at checkout. | |
| May 25, 2026 9:01 AM | Stock Up & Save: 20% OFF $75+ | 29 | Use code 20OFF75 at checkout. | May 25, 2026 9:01 AM · 29 characters. Use code 20OFF75 at checkout. | |
| May 24, 2026 9:02 AM | 20% OFF Orders $75+ | 19 | Claim your 20% now! Use code 20OFF75 at checkout. | May 24, 2026 9:02 AM · 19 characters. Claim your 20% now! Use code 20OFF75 at checkout. | |
| May 22, 2026 9:04 AM | Upgrade Your Home Air with 20% OFF! | 35 | Use code 20OFF75 at checkout. | May 22, 2026 9:04 AM · 35 characters. Use code 20OFF75 at checkout. | |
| May 21, 2026 9:03 AM | Memorial Day Sale: 20% OFF Orders $75+ | 38 | Use code 20OFF75 at checkout. | May 21, 2026 9:03 AM · 38 characters. Use code 20OFF75 at checkout. | |
| May 19, 2026 9:00 AM | Take The 1-Minute Home Air Quiz | 31 | You don't need tools or inspections to know when something's off. | May 19, 2026 9:00 AM · 31 characters. You don't need tools or inspections to know when something's off. | |
| May 18, 2026 9:01 AM | How Often Should You Really Change Your Air Filter? | 51 | Your square footage, layout, and air flow all change how fast your filter fills up. | May 18, 2026 9:01 AM · 51 characters. Your square footage, layout, and air flow all change how fast your filter fills up. | |
| May 17, 2026 8:56 PM | Still Deciding? Here’s 10% Off Sitewide | 41 | You have 48 hours to save on five-star filters | May 17, 2026 8:56 PM · 41 characters. You have 48 hours to save on five-star filters | |
| May 16, 2026 8:56 PM | Take Another Look At Our Premium Air Filters | 44 | Guaranteed free & fast shipping on every order | May 16, 2026 8:56 PM · 44 characters. Guaranteed free & fast shipping on every order | |
| May 16, 2026 9:02 AM | Own a Pet? Your Air Might Need a Refresh | 40 | MERV13 catches nearly everything from dander, pollen, mold spores, and more. | May 16, 2026 9:02 AM · 40 characters. MERV13 catches nearly everything from dander, pollen, mold spores, and more. | |
| May 13, 2026 9:02 AM | Precision Filtration. Proven Performance. | 41 | The right MERV rating can change everything. | May 13, 2026 9:02 AM · 41 characters. The right MERV rating can change everything. | |
| May 11, 2026 9:02 AM | Last Chance: $20 OFF Orders $100+ | 33 | Use code MOM20 at checkout. | May 11, 2026 9:02 AM · 33 characters. Use code MOM20 at checkout. | |
| May 9, 2026 9:03 AM | This Mother's Day, Fresh Air for the Whole Family | 49 | $20 OFF + FREE Shipping On Orders $100+ | May 9, 2026 9:03 AM · 49 characters. $20 OFF + FREE Shipping On Orders $100+ | |
| May 8, 2026 9:00 AM | Clean Air Starts Here: $20 OFF orders $100+ | 43 | Use code MOM20 at checkout! | May 8, 2026 9:00 AM · 43 characters. Use code MOM20 at checkout! | |
| May 7, 2026 9:00 AM | $20 OFF On Orders $100+ 🌸 | 26 | Use code MOM20 at checkout. | May 7, 2026 9:00 AM · 26 characters. Use code MOM20 at checkout. | |
| May 4, 2026 9:00 AM | Breathe Better. Live Better. | 28 | Learn about our subscribe and save option. | May 4, 2026 9:00 AM · 28 characters. Learn about our subscribe and save option. | |
| May 3, 2026 9:00 AM | Spring Air Check - Is Your Filter Ready? | 40 | If you can't remember the last time you changed it, it's time! | May 3, 2026 9:00 AM · 40 characters. If you can't remember the last time you changed it, it's time! | |
| Apr 29, 2026 9:00 AM | What's Floating in Your Air? | 28 | Pets. Pollen. Invisible particles floating through every room. | Apr 29, 2026 9:00 AM · 28 characters. Pets. Pollen. Invisible particles floating through every room. | |
| Apr 27, 2026 9:02 AM | What MERV Rating Is Best For You? | 33 | Here's a simple way to choose the right filter for your home. | Apr 27, 2026 9:02 AM · 33 characters. Here's a simple way to choose the right filter for your home. | |
| Apr 25, 2026 9:00 AM | Last Chance: 11% OFF MERV Filters | 33 | Don't miss out! Use code MERV11 at checkout. | Apr 25, 2026 9:00 AM · 33 characters. Don't miss out! Use code MERV11 at checkout. | |
| Apr 23, 2026 9:01 AM | 11% OFF MERV 11 Filters. Upgrade Your Air. | 42 | Use code MERV11 at checkout. | Apr 23, 2026 9:01 AM · 42 characters. Use code MERV11 at checkout. | |
| Apr 21, 2026 9:02 AM | ❗11% OFF MERV 11 Filters | 25 | Use code: MERV11 at checkout. | Apr 21, 2026 9:02 AM · 25 characters. Use code: MERV11 at checkout. | |
| Apr 20, 2026 9:01 AM | Sniffles Inside? Pollen Season is Here! | 39 | Pollen doesn't just stay outdoors. | Apr 20, 2026 9:01 AM · 39 characters. Pollen doesn't just stay outdoors. |
Based on 118 emails received from Mar 16 to Nov 6, 2026. Times in US Eastern. How we collect