Watts Regulator lead free series LF150A water hammer arrestors are used in residential applications to control water pressure shock and prevent water hammer conditions. It consists of a pre-charged air chamber that is rechargeable, an air-tight sealing cap, standard tire valve connection for easy charging, stainless steel top, sealed-in diaphragm, lower stainless steel chamber, and brass hex adapter for easy installation. It can be installed in new or existing plumbing systems in any angle. Series LF150A is ideal for dishwashers, clothes washers, and quick-closing faucets.

• Pre-charged air chamber
• Sealed in diaphragm
• Complete stainless steel chamber construction
• Rechargeable

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Watts Water LF150A1/2

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 MNPT and FNPT 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.

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

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Watts Water LF100XL-8-3/4

Watts Water LF100xL Lead Free Temperature and Pressure Relief Valve, 3/4", MNPT x FNPT, 150 psi, Copper Alloy

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Watts Water LL100XL-LF

Watts 0559133 Brass Hot Water Extender Tempering Valve, 3/4", Sweat

• Simple maintenance thermostat assembly is easily removed and replaceable as a unit
• Finger tip dial adjustment cap
• Stainless steel springs

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Watts Water LF70A-3/4

Watts Regulators series LF3L and LF53L are used for protection against excessive pressure on domestic storage tanks or tankless water heaters. Similar in construction to Watts model LF10L, the model LF3L has no temperature relieving element. Model LF53L has the same basic design as model LF3L except it is furnished in 1/2" size and does not comply with ASME requirements. Pressure range is 75 - 150 psi. Series LF3L and LF53L come in standard settings of 75, 100, 125 and 150 psi. These pressure relief valves are popularly used in conjunction with the model LF210 gas shutoff valve on gas water heaters to shut off gas to heater if water heater temperature exceeds 210 deg F. The LF3L and LF53L features lead free construction to comply with lead free installation requirements.

• Relieves excessive pressure on storage tanks
• Relieves excessive pressure on tankless water heaters
• Compatible with model LF210 gas shut-off valves

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Watts Water LF-53L-150

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 LLL100XL-150/210

Watts Water LF25AUB-3/4 Reducing Valve 3/4" x 3/4" FPT x FPT Bronze Lead Free,
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Watts Water LF25AUB-3/4

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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Watts Water 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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Watts Water 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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Watts Water 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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Watts Water N36-1/2LF