Testing
Comprehensive Testing Across Every Stage of Product Development
For over 50 years, Appliance Engineering has overseen projects for some of the most prominent names in the gas appliance industry. Companies trust us to help develop innovative products that push the boundaries of technology. Once the product is designed, we work closely with them to ensure it meets the demands of everyday use. By utilizing the most advanced testing methods in the field, we ensure that the quality and safety of these products exceed all industry standards. We excel in every phase of the process, offering unmatched professionalism and expertise. Whatever you need, we’re here to deliver.
Accredited Third-Party ANSI Testing Programs for:
● CSA
(Testing may be witnessed at sea level per CSA’s discretion)
● Intertek
● UL
CSA/ANSI Standards Included:
● Z21.1 – Residential Cooking Appliances
● Z21.5.1 – Residential Dryers
● Z21.10.1 – Residential Water Heaters
● Z21.10.3 – Commercial Water Heaters
● Z21.13 – Boilers
● Z21.47 – Furnaces
● Z21.56 – Pool Heaters (Not a part of UL scope)
● Z21.58 – Outdoor Cooking Appliances
● Z21.89 – Specialty Outdoor Cooking Appliances
● Z83.8 – Unit, Package, Utility, & Duct Heaters
● Z83.11 – Commercial Cooking Appliances
Plus a few additional standards not common across all three agencies.
NOx Testing:
We are one of the only companies in the world that offer a full palate of NOx testing capabilities for consumer products.
AE is a South Coast Air Quality Management District certified lab for:
● Rule 1111 – Central Furnaces
● Rule 1121 – Residential Water Heaters
● Rule 1146.2 – Large Water Heaters & Small Boilers
Efficiency Testing
(Energy Star® or DOE):
AE is a Energy Star® accredited lab for:
● 10 CFR – Part 430 – Subpart B – Appendix E: Residential Water Heaters
● 10 CFR – Part 430 – Subpart B – Appendix N: Furnaces Appendix AA: Furnace Fans
● 10 CFR – Part 431 – Subpart G – Appendix A: Commercial Storage Water Heaters
● 10 CFR – Part 431 – Subpart G – Appendix C: Commercial Instantaneous Water Heaters
● ANSI/AHRI 1500 – Commercial Boilers
High Altitude Testing:
Don’t Simulate it. Experience It.
Appliance Engineering provides manufacturers with accurate, real-world data on how their products perform at high elevations. Unlike simulated environments, our high-altitude facility delivers authentic testing conditions to ensure reliable results. We are proud to be the only third-party laboratory ISO/IEC 17025 accredited to conduct certification testing at elevation — offering unmatched credibility and precision for altitude-specific compliance.
AE has three laboratories near Denver, Colorado, with elevations of:
● 5,400’
● 7,800’
● 10,100’