When was the last time you changed your filter?

Preview text: Breathe easier with BLACK FRIDAY IN JULY!

Thursday, Jul 30, 2026 at 1:00 AM EasternKlaviyo

AirDoctorWhen was the last time you changed your filter?

Image not available

No image available for this email.

Against AirDoctor's usual

Sent in the 1 AM hour, which holds 11% of its emails; 22% arrive in the 9 AM hour. The subject is 47 characters; its average is 42.

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 o1401.shared.klaviyomail.com [168.245.125.63] by our receiving server with ESMTPS
by recvd-…-q7ssk with SMTP
from (unnamed) by geopod-ismtpd-55 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

	Jul 31, 2026 10:00 AM	LAST CHANCE: Save up to $300 on purifiers + get FREE Shipping!
	Jul 31, 2026 9:07 AM	is Voted #1
	Jul 31, 2026 1:00 AM	FREE Shipping on Air Purifiers Starts Now!
	Jul 30, 2026 1:00 AM	When was the last time you changed your filter? (this email)
	Jul 29, 2026 1:00 AM	Save 15% on filters for cleaner, healthier air
	Jul 26, 2026 8:15 PM	BLACK FRIDAY IN JULY: 15% off filters 🖤
	Jul 25, 2026 7:00 PM	Don't Wait for Black Friday — 15% Off Filters Starts Now · Resent