Standard 1815, Edition 5
UL 1815

Standard for Nonducted Heat Recovery Ventilators

UL CSDS Proposal Edition 5 Published Date: March 02, 2017 Last Revision: January 05, 2024

Summary of Topics b1815_5_20170302_sum.html

Subject 1815

Bulletin Dated: March 2, 2017


The following changes in requirements to the Standard for Nonducted Heat Recovery Ventilators, UL 1815, are being proposed for preliminary review and comment only:

1. For Preliminary Review Only: Addition of requirements of electronic circuits

2. For Preliminary Review Only: Revision to allow the use of clearance and creepage distances from UL 840

3. For Preliminary Review Only: Addition of requirements to safety critical functions

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