Ozone Depleting Gases
Where is it Commonly Found?
HVAC - RefrigerantHEALTH EFFECT SUMMARY
Ozone-depleting chemical that increases the risk of skin cancer and weakens immune systems.What are its known health effects?
What are its suspected health effects?
Cardiovascular or Blood Toxicant (LADO - L)
Neurotoxicant (HAZMAP)
Alternative Materials
R-22, R-123, R-134a, R-245fa, R-407c, and R-410a refrigerants
Additional Regulatory Information
A 1992 amendment of the Montreal Protocal requires R-22 and all other HCFCs to be phased out by 2010 for new HVAC equipment.
Does it Correspond With Any Green Building Credits?
Living Building Challenge (1.2) - Prerequisite 5;LEED - NC: Credits EA 4;
Green Guide for Health Care - EA 4: Enhanced Refrigerant Management;
Green Guide for Health Care - EE 4: Refrigerant Selection;
Green Guide for Health Care - MR 4.1: PBT Elimination Dioxins;
Living Building Challenge 1.3 – Prerequisite 5: Materials Red List;
Living Building Challenge 2.0 - Red List;
LEED v3 ID+C EA Prerequisite 3: Fundamental Refrigerant Management
How is it Categorized?
What is it’s Origin?
Hydrochlorofluorocarbons is a fluorcarbon used primarily as a subsititute for CFCs, this chlorine-based compound has been used for over four decades as a refrigerant. HCFCs are a group of man-made compounds containing hydrogen,chlorine, fluorine and carbon.
Divisions and Sections
General Reference
http://www.epa.gov/ozone/title6/phaseout/22phaseout.html