ASSE LEC 2009

Backflow Preventer and Automatic Boiler or Chiller Filling Device with Pressure Regulating Management
The scope of LEC 2009 covers direct-type boiler and chiller fill valve assemblies with integral backflow preventer and system pressure regulator that are used to control the inflow of water into heating and cooling systems to ensure sufficient system pressure. These devices protect the potable water supply against backflow due to backpressure and backsiphonage
Status:
Valid
Sector:
Plumbing
Applicability Date:
2022-06-03
Expiry Date:
2027-06-03
ORD Number:
ASSE LEC 2009
Published Date:
1969-12-30
Certification Body:
Not Applicable
Canadian Regulatory Authority:
Canadian Regulatory Council on Plumbing