Design docs that pass inspections

Preview text: See what an electrical inspector has to say about our load calculator

KopperfieldThursday, Jul 16, 2026 at 10:13 AM EasternKlaviyo
KopperfieldDesign docs that pass inspections
Subject
Design docs that pass inspections
Preview text
See what an electrical inspector has to say about our load calculator
From
team@kopperfield.com
Sent
Thu Jul 16, 2026, 10:13 AM ET
Sent to
go-kf.com
Size
33 KB
Images
6
Links
7, 7 of them buttons
Subject length
33 characters

Against Kopperfield's usual

Sent in the 10 AM hour, which holds 6% of its emails; 16% arrive in the 2 PM hour. The subject is 33 characters; its average is 40.

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
Mark from Kopperfield <[email protected]>
Subject
Design docs that pass inspections
Date
Thu, 16 Jul 2026 14:13:59 +0000 (UTC)
Message-ID domain
geopod-ismtpd-7
Return-Path domain
send.kopperfield.com
DKIM signature
d=kopperfield.com s=kl2
List-Unsubscribe
Present, one-click

Servers it passed through, newest first

  1. from o1361.shared.klaviyomail.com [168.245.125.197] by our receiving server with ESMTPS
  2. by recvd-…-4nqxb with SMTP
  3. from (unnamed) by geopod-ismtpd-7 with HTTP

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

Report this email

Sent just before and after

Jul 21, 2026 6:08 AMStandard vs. Optional Method — which load calculation method should you use?
Jul 17, 2026 7:54 PMDesign docs that pass inspections
Jul 16, 2026 7:53 PMMore design tools, for less
Jul 16, 2026 10:13 AMDesign docs that pass inspections (this email)
Jul 15, 2026 7:52 PMNew! National Electrical Code chatbot
Jul 15, 2026 10:12 AMMore design tools, for less
Jul 14, 2026 7:51 PMSave time with panel schedules

More from Kopperfield

All Kopperfield emails

Get the Black Friday insights

We're collecting every Black Friday email from more than 50,000 brands as it lands. Get what we find: who starts first, the biggest discounts, and the subject lines that stand out.

Free. You'll get a confirmation email first, and you can unsubscribe anytime.