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Watts LFN36-M1 Water Service Low Profile Vacuum Relief Valve for Water and Heater Tanks, 3/4 inch

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Product details

Management number 220693995 Release Date 2026/05/03 List Price US$12.05 Model Number 220693995
Category

The LFN36-M1 vacuum relief valve is used in water heater and water tank applications to automatically allow air to enter into the piping system to prevent vacuum conditions that could siphon the water from the system and damage water heater or water tank equipment. It is suitable for low pressure steam and water service, and is ideal for use in domestic water heaters and supply tanks, table top heaters, jacketed steam kettles, unit heaters, low pressure steam systems, and steam coil heaters. It is NOT designed or approved as back siphonage backflow preventers. This valve is lead free has a brass body, low profile design with a protective cap and is tested and rated to ANSI Z21.22, and is CSA certified.

  • Used in water heater and water tank applications to automatically allow air to enter into the piping system to prevent vacuum conditions that could siphon the water from the system and damage water heater or water tank equipment
  • It is suitable for low pressure steam and water service, and is ideal for use in domestic water heaters and supply tanks, table top heaters, jacketed steam kettles, unit heaters, low pressure steam systems, and steam coil heaters
  • This valve is lead free has a brass body, low profile design with a protective cap and is tested and rated to ANSI Z21.22, and is CSA certified
  • Maximum Working Pressure: 200psi (13.8 bar), maximum steam pressure: 15psi (103 kPa) and maximum temperature 250 degrees
  • Vacuum relief valves are NOT designed or approved as back siphonage backflow preventers
UPC 098268450415
Size 3/4 Inch
Brand Name Watts
Valve Type Vacuum Relief Valve
Item Weight 4 ounces
Thread Size 3/4-16 UNF
Thread Type UNF
Manufacturer Watts
Model Number Watts LFN36-M1
Material Type Brass
Connector Type Threaded
Item Type Name Vacuum Relief Valve for Water and Heater Tanks
Exterior Finish Brass
Item Dimensions 1 x 1 x 1 inches
Number of Ports 2
Maximum Pressure 200 Pound per Square Inch
Number of Pieces 1
Specification Met CSA, ANSI Z21.22
Inlet Connection Type National Pipe Tapered
Outlet Connection Type MNPT
Manufacturer Part Number 556031
Global Trade Identification Number 00098268450415

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