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Section 608 (together with Section 609, which covers motor vehicles) of the Clean Air Act serves as the main form of occupational licensure for technicians in the heating, ventilation, and air conditioning (HVAC) industry in the United States. [1]
The Uniform Mechanical Code (UMC) is a model code developed by the International Association of Plumbing and Mechanical Officials to govern the installation, inspection and maintenance of HVAC (heating, ventilating and air-conditioning) and refrigeration systems. It is designated as an American National Standard.
Reclamation of used refrigerant by an EPA-certified reclaimer is required in order to sell used refrigerant not originating from and intended for use with motor vehicle air conditioners and stationary equipment like air conditioners, refrigerators, central air conditioning systems (HVAC), and other cooling equipment.
Division 42 — Process Heating, Cooling, and Drying Equipment; Division 43 — Process Gas and Liquid Handling, Purification and Storage Equipment; Division 44 — Pollution Control Equipment; Division 45 — Industry-Specific Manufacturing Equipment; Division 46 — Water and Wastewater Equipment; Division 47 — RESERVED FOR FUTURE EXPANSION
The Utah Division of Air Quality has been monitoring air quality indicators since 1999 with the Utah Air Monitoring Network. [40] University of Utah scientists have installed monitors on Trax cars on the Red and Green lines in 2015. [41] [42] Though not unique to Utah, Purple Air monitoring network provides particulate levels in real time. [43]
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This method, also known as the adaptive comfort model, is applicable in buildings without mechanical cooling (and no operating heating system) where occupants' met rates are 1.0-1.3 met and their clothing levels are 0.5-1.0 clo. For this model the standard provides a graph of acceptable indoor temperature limits at prevailing mean outdoor ...
ANSI/ASHRAE/IES Standard 90.1: Energy Standard for Buildings Except Low-Rise Residential Buildings is an American National Standards Institute (ANSI) standard published by ASHRAE and jointly sponsored by the Illuminating Engineering Society (IES) that provides minimum requirements for energy efficient designs for buildings except for low-rise residential buildings (i.e. single-family homes ...