ANSI Z21.10.3
For ANSI Z21.10.3, standard title is Gas-Fired Water Heaters - Volume III, Storage Water Heaters With Input Ratings Above 75,000 BTU Per Hour, Circulating and Instantaneous; nrtl is TUVAM; laboratory is TÜV SÜD America Inc; status is currently recognized, recorded from its source on 2026-08-10.
- Test standard
- ANSI Z21.10.3 verified
- Standard title
- Gas-Fired Water Heaters - Volume III, Storage Water Heaters With Input Ratings Above 75,000 BTU Per Hour, Circulating and Instantaneous verified
- NRTL
- TUVAM verified
- Laboratory
- TÜV SÜD America Inc. verified
- Status
- currently recognized our reading
Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.
What the source says
ANSI Z21.10.3 | Gas-Fired Water Heaters - Volume III, Storage Water Heaters With Input Ratings Above 75,000 BTU Per Hour, Circulating and Instantaneous |
— osha.gov, retrieved 2026-08-10
Source
- osha.govhttps://www.osha.gov/nationally-recognized-testing-laboratory-program/tuvam