Direct From Lochinvar

I emailed Lochinvar and asked them to send me information on how to decode their serial numbers for the date of manufacture. This is what they sent:

Sweet! Thanks for sharing.:smiley:


this couldn’t have came at a better time. I just inspected a lochnivar water heater this afternoon.

thanks for the info! :slight_smile:

I thought it would be wise to have something in writing from the company. I also emailed


A.O. Smith


Bradford White and Rheem have it on their websites.

I hope this worked, Ive never attached more than one item before.