Browse & Buy UL Standards
Standard 1812, Edition 4

Standard for Ducted Heat Recovery Ventilators

UL CSDS Proposal
Standard 1812, Edition 4 Edition Date: June 04, 2018
Summary of Topics b1812_4_20180604_sum.html

Subject 1812

Bulletin Dated: June 4, 2018


The following changes in requirements to the Standard For Safety For Ducted Heat Recovery Ventilators, UL 1812, are being proposed:

1. Revisions to the Control Requirements

Back to Standard 1812, Edition 4

The cost to purchase this Standard varies depending on whether you are ordering a hardcopy, PDF or combination of the two. We also offer two different types of subscriptions: a one year and a three year.

You will be able to choose your purchase options on the following pages.


You have one or more subscriptions that will expire soon.


You have one or more licenses to assign


Additional information required

To serve you better, please update your account details.