ANSI/ASHRAE 120-2022: Flow Resistance of HVAC Ducts and Fittings
Pressure is key for HVAC system operations, and the many factors that can adjust the airflow, thus influencing alterations in pressure, should be measured and […]
HVAC and Indoor Environment
ANSI/ASHRAE 103-2022: AFUE Testing of Residential Furnaces & Boilers
Most homes in the United States are heated with either furnaces, systems that heat air and distribute it throughout the house, or boilers, appliances with […]
ANSI/ASHRAE 55-2020: Thermal Environmental Conditions for Human Occupancy
An American National Standard, ANSI/ASHRAE 55-2020: Thermal Environmental Conditions For Human Occupancy, specifies indoor thermal environmental factors and personal factors that will produce thermal environmental […]
ANSI/ASHRAE 62.2-2022: Ventilation in Residential Buildings
Regardless of the building, assuring an acceptable indoor air quality (IAQ) is a shared interest. In the home, ventilation and air quality contain unique considerations, […]
NFPA 85-2019: Boiler and Combustion Systems Hazards Code
The United States Department of Labor lists many accidents involving employees near or in contact with a boiler. In 2017, two employees were killed while […]
CAN/CSA A440.4-2019: Window, Door, & Skylight Installation
CAN/CSA A440.4-2019: Window, door, and skylight installation has been released. Doors, windows, and skylights serve as passageways to the outside world. These items, when installed […]
Harmonized U.S. and Canadian Standards
On October 4, 1987, the United States and Canada agreed to the Canada-United States Free Trade Agreement (CUSFTA), and the agreement was brought into force […]
ANSI Z21.88-2017/CSA 2.33-2017: Vented Gas Fireplace Heaters
ANSI Z21.88-2017/CSA 2.33-2017: Vented gas fireplace heaters is the standard for gas fireplaces. For the purposes of this document, a “vented gas fireplace heater” is […]
2017 North American Fenestration Standard
The North American Fenestration Standard (NAFS), which covers specifications for windows, doors, and skylights, is a prime example of the drive to harmonize industrial practices. […]
Indoor Heating – An Ancient Roman Innovation?
Numerous innovations can be attributed to the Ancient Romans. Aqueducts, concrete, newspapers, even elevators—these are just a few of the technologies that have seeped into […]