Watts Regulators series SL100xL, L100xL, LL100xL and LLL100xL extended shank temperature and pressure relief valves are used in water heater and hot water storage tank applications to provide automatic temperature and pressure protection to hot water supply tanks and hot water heaters up to 105000 BTU. They feature an extended shank for installation on water heaters with extra thick insulation as well as a bronze body with NPT male inlet and NPT female outlet connections, unique thermostat with special thermo-bonded coating, and a test lever. The combined 2-in-1 Temperature and Pressure relief valve provides the least expensive and proven means for protection against both excessive temperature and pressure emergency conditions.

• Thermostats with special protective coating
• Stainless steel spring
• Thermostat is accurate and proven and exclusively designed and manufactured by Watts
• Suitable for water heaters with up to 2" of insulation

Sid Harvey Item #:L100xL-3: Replaces Part #:'s : 24648,
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Watts Water L100XL-3

Watts Water L100XL-3

Watts Water LLL100XL-150/210 Temperature & Pressure Relief Valve 3/4" MPT x FPT 150 psi

LLL100XL-150/210

Watts Water LFWCVS-3/4 Brass Swing Check Valve 3/4" OD Lead Free,

LFWCVS-3/4

Watts Regulators series LFWCV, LFWCVS lead free brass swing check valves are used to prevent reverse fluid flow in water and steam applications. This series features metal-to-metal seal, either threaded NPT or solder end connections and a lead free brass body. Models LFWCV, and LFWCVS are available in sizes 1/2 - 1". Series LFWCV, LFWCVS has metal-to-metal seating and provides low pressure drop and automatic closure when fluid flow is stopped.

Prevent reverse fluid flow in water and steam applications
• Features metal-to-metal seal, either threaded NPT or solder end connections and a lead free brass body
• Lead free brass bonnet
• Brass pin and screw
  
  

  LFWCV-3/4

Watts Regulators series LFWCV, LFWCVS lead free brass swing check valves are used to prevent reverse fluid flow in water and steam applications. This series features metal-to-metal seal, either threaded NPT or solder end connections and a lead free brass body. Models LFWCV, and LFWCVS are available in sizes 1/2 - 1". Series LFWCV, LFWCVS has metal-to-metal seating and provides low pressure drop and automatic closure when fluid flow is stopped.

Prevent reverse fluid flow in water and steam applications
• Features metal-to-metal seal, either threaded NPT or solder end connections and a lead free brass body
• Lead free brass bonnet
• Brass pin and screw
  
  

  LFWCVS-1/2

Watts Water LF3003-3/4 Dielectric Union 3/4" Lead Free
dielectric unions are used in commercial and residential applications to prevent accelerated corrosion and deterioration in the piping system due to galvanic and stray current. It is installed between pipes made from dissimilar metals and is used on applications such as hot water storage tanks, water and air conditioners, processing tanks, steam, gas, and water piping. It consists of a female iron pipe thread to solder connection, union nut, two tailpieces, and a Buna-N gasket that separates the tailpieces to prevent an electric current from occurring.

• Buna-N gasket Designed and manufactured to the highest quality standards
• Maximum pressure is 250 psi (17.2 bar)
• Maximum temperature 180 degrees F (82 degrees C)
• Individually factory certified to withstand a minimum of 600 volts on a dry line with no flashover
• FIP thread to solder connections
• Meets federal specifications for tensile strength and thread end connections,
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  LF3003-3/4

  
  

  LF3003-3/4

Watts Water LF3001A-1 Dielectric Union 1" FPT x Sweat Brass

Watts Water LF3001A-1/2

Watts Water LF3001A-1/2

Watts 0123494 Lead Free Brass Swing Check Valve, 1/2", Threaded

Prevent reverse fluid flow in water and steam applications
• Features metal-to-metal seal, either threaded NPT or solder end connections and a lead free brass body
• Brass pin, screw, disc, bonnet
  
  

  LFWCV-1/2

Watts Regulators series LF100xL temperature and pressure relief valves are used in water heater and hot water storage tank applications to provide automatic temperature and pressure protection to hot water supply tanks and hot water heaters up to 105000 BTU. They feature a lead free copper alloy body with NPT male inlet and NPT female outlet connections, unique thermostat with special thermo-bonded coating, and a test lever. Model LF100xL-8 is also available with 8" extension thermostat.

• Unique thermostat with special thermo-bonded coating
• Stainless steel spring
• Thermostat is accurate and proven and exclusively designed and manufactured by Watts
• 8" length thermostat

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LF100XL-3-3/4

LF100XL-3-3/4

Watts M330M1 Bronze Pressure Relief Valve, 3/4", MNPT x FNPT, 30 psi

• Stainless steel spring, high heat resisting silicone disc

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M330-M1-030

M330-M1-030

Watts Regulators series LFN36 lead free water service VAC uum relief valves are used in water heater/tank applications to automatically allow air to enter into the piping system to prevent VAC uum conditions that could siphon the water from the system and damage water heater/tank equipment. It consists of a lead free brass body construction with NPT male inlet connection, and a protective cap. Series LFN36 has a low profile design, is tested and rated to ANSI Z21.22, and is CSA certified. 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.

• Protective cap for automatic venting of a closed system to atmosphere when a VAC uum is created
• Suitable for low pressure steam and water service
• Permits air to enter and prevent VAC uum conditions that could siphon the water from the system, resulting in collapse of a tank or water heater or equipment burn out
• 302 stainless steel spring
• Polysulfone glass filled float
• Polypropylene cover
• 200 psi maximum working pressure

Sid Harvey Item #:N36-3/4: Replaces Part #:'s : R54-739,
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N36-3/4

N36-3/4

Watts Regulators series LFN36 lead free water service VAC uum relief valves are used in water heater/tank applications to automatically allow air to enter into the piping system to prevent VAC uum conditions that could siphon the water from the system and damage water heater/tank equipment. It consists of a lead free brass body construction with NPT male inlet connection, and a protective cap. Series LFN36 has a low profile design, is tested and rated to ANSI Z21.22, and is CSA certified. 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.

• Protective cap for automatic venting of a closed system to atmosphere when a VAC uum is created
• Suitable for low pressure steam and water service
• Permits air to enter and prevent VAC uum conditions that could siphon the water from the system, resulting in collapse of a tank or water heater or equipment burn out
• 302 stainless steel spring
• Polysulfone glass filled float
• Polypropylene cover
• 200 psi maximum working pressure

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N36-1/2LF

N36-1/2LF