CSA/ANSI Z21.47-26/CSA 2.3-2026: Gas-Fired Furnaces
For millions of homes and commercial buildings across North America, gas-fired central furnaces remain a primary source of reliable indoor heating. As furnace technology continues…
ISO 5011:2025—Inlet Air Cleaning Equipment
Investing in clean indoor air is essential because people spend up to 90% of their time indoors, where pollutant levels can sometimes be higher than…
ABYC A-6-2023: Refrigeration and Air Conditioning Equipment
While boating is often about enjoying fresh air on deck, air conditioning can drastically enhance your boating experience particularly in warmer or humid climates and…
ANSI/ASHRAE 40-2025: Testing AC and Heat Pump Equipment
Did you know that a heat pump can act as both a heater and an air conditioner? This is because a heat pump uses a…
SMACNA Fire, Smoke & Radiation Damper Installation for HVAC
Fire and smoke dampers are installed in ductwork, ceiling cavities, and other barriers. If a fire breaks out, they are designed to close and suppress…
Assuring Consumer Protection Through Home Generator Labeling and Ratings
People who live in areas with frequent power outages appreciate the benefits of generators. Generators provide power that can maintain refrigeration and temperature control, which…
ANSI/ASHRAE 193-2010 (R2024): HVAC Equipment Airtightness
An airtight building envelope and HVAC ducts result in a more precise ventilation system that can provide the correct amount of fresh air. When there…
ANSI/ASHRAE 55-2023: Thermal Environmental Conditions for Human Occupancy
An American National Standard, ANSI/ASHRAE 55-2023: Thermal Environmental Conditions For Human Occupancy, specifies indoor thermal environmental factors and personal factors that will produce thermal environmental…
IEC 60335-2-104 Ed. 2.0 en:2021— Recycling Refrigerants
When refrigerants are mishandled, they can cause environmental contamination and disease. Regulations and standards govern technician training, where and how refrigerants are sold, equipment, and…