They Sent It

15% OFF MERV 13

The air changed. Did your filter?

Filter KingTuesday, Aug 11, 2026 at 8:39 AM EasternKlaviyo
Filter King15% OFF MERV 13
Subject
15% OFF MERV 13
Preview text
The air changed. Did your filter?
From
support@filterking.com
Sent
Tue Aug 11, 2026, 8:39 AM ET
Size
44 KB
Images
8
Links
8, 1 of them buttons
Subject length
15 characters

Against Filter King's usual

Sent in its busiest hour, 8 AM, which holds 25% of its emails. The subject is 15 characters; its average is 32.

Email headers

What the brand's servers put on this email. Our receiving servers, the address we subscribed with and unsubscribe links are left out.

From
Filter King <[email protected]>
Subject
15% OFF MERV 13
Date
Tue, 11 Aug 2026 12:39:04 +0000 (UTC)
Message-ID domain
geopod-ismtpd-84
Return-Path domain
email.filterking.com
DKIM signature
d=filterking.com s=kl2
List-Unsubscribe
Present, one-click

Servers it passed through, newest first

  1. by recvd-…-h7m7v with SMTP
  2. from (unnamed) by geopod-ismtpd-84 with HTTP

Other sending headers (names only): X-Kmail-Account, X-Kmail-Message, X-Kmail-Ops, X-Report-Abuse, X-SG-EID, X-SG-ID, X-Entity-ID

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Sent just before and after

Aug 16, 2026 10:31 AMMERV 13 is still 15% OFF
Aug 15, 2026 10:31 AMYour MERV 13 just got cheaper
Aug 13, 2026 8:39 AM❗Your filter should be doing MORE
Aug 11, 2026 8:39 AM15% OFF MERV 13 (this email)
Aug 9, 2026 10:15 AMThe final countdown ⏰
Aug 8, 2026 10:17 AM😳 We weren't supposed to do this...
Aug 7, 2026 8:39 AM⏰ Ends Tonight: 15% OFF $100+

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