Laars UTF1000250*1****
Laars UTF1000250*1**** appears in the U.S. EPA ENERGY STAR "Certified Commercial Water Heaters" dataset, which lists products whose manufacturers have certified them to the program's specification (record 4610766, certified 2026-05-07). EPA publishes these rated values for the listing: Type Gas Storage; Fuel Gas,Propane; Storage volume (gal) 100; Tank height (in) 66.3; Height to vent (in) 11; Tank diameter (in) 24; Vent size (in) 2; Vent size 2 (in) 3; Input rate (thousand Btu/h) 250; Thermal efficiency TE 0.95. The listing records ENERGY STAR certification and the rated values the manufacturer reported to EPA. It is not a determination that any building, installation or design complies with a code.
Specifications
| Fuel | Gas,Propane |
| Type | Gas Storage |
| Standby loss | 975 |
| Vent size (in) | 2 |
| Tank height (in) | 66.3 |
| Vent size 2 (in) | 3 |
| Tank diameter (in) | 24 |
| Height to vent (in) | 11 |
| Storage volume (gal) | 100 |
| Thermal efficiency TE | 0.95 |
| Input rate (thousand Btu/h) | 250 |
Certifications & Standards
Sustainability
Code sections
Sections of the model codes that address this type of product. A link opens the code library at the chapter that holds the section. It points to the code; it does not say this model meets it.
- IECC 2021 C404.2Service water-heating equipment performance efficiency
IECC 2021 C404.2 governs the efficiency of commercial water-heating equipment (Table C404.2). This is the section for this product type, not a check of this model against it.
What this link does and does not claim
Asserted: this is an ENERGY STAR certified commercial water heater, and C404.2 is the energy code section that addresses the efficiency of commercial water-heating equipment (Table C404.2). Not asserted: that this model meets any table value in C404.2, or that any building using it complies.