Watts Regulators series 40L, 40xL automatic reseating temperature and pressure relief valves are used in commercial water heater applications to provide automatic temperature and pressure protection to hot water supply tanks and hot water heaters. They feature a bronze body with NPT male inlet and NPT female outlet connections, unique thermostat with special thermo-bonded coating, tamper-resistant bonnet screws, automatic reseating feature, and test lever. Model 40L has a short thermostat for installation directly in available tank tapings. Model 40xL has an extension thermostat for installation in the hot water outlet within the allowable distance from the top of the tank. Series 40L, 40xL valves are ASME rated and CSA listed.

Watts Water B147-4

Watts Water B147-4

Maid-O-Mist B157-10 Air Vent 1/8" MPT up to 175 Lbs.

B157-10

B157-10

Bell & Gossett B146-10 Flo-Control SA-3/4 Iron 3-Way Straight-Angle Valve, 3/4", NPT

• Combination straight-angle patterns permitting installation in either horizontal or vertical pipe lines
• Asbestos-free packing and gasket

Sid Harvey Item #:B146-10: Replaces Part #:'s : 3782,
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Bell & Gossett B146-10

Bell & Gossett B146-10

Bell & Gossett B146-11 Straight-Angle Flow Control Valve 1" Screwed/Flange
Flo-Control Valves are used for preventing gravity flow in forced water systems and to permit summer-winter operation of indirect water heaters. Flo-Control Valves in NPT sizes 3/4 - 2" are made in combination straight-angle patterns permitting installation in either horizontal or vertical pipe lines. Larger sizes may be furnished in either straight or angle patterns. Removeable top cap allows easy cleaning and service without removing pipe connections. Manual operating position for vertical lift disc to permit gravity circulation.

• Iron with screwed and flanged ends or bronze valves with sweat connections
• Asbestos-free packing and gasket

Sid Harvey Item #:B146-11:,
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Bell & Gossett B146-11

Bell & Gossett B146-11

Bell & Gossett B146-12 Flo-Control SA-1-1/4 Iron 3-Way Straight-Angle Valve, 1-1/4", NPT

• Combination straight-angle patterns permitting installation in either horizontal or vertical pipe lines
• Asbestos-free packing and gasket

Sid Harvey Item #:B146-12: Replaces Part #:'s : 3780
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Bell & Gossett B146-12

Bell & Gossett B146-12

Bell & Gossett B146-13 Cast Iron Flow Control Valve 1-1/2" Screwed/Flange
Flo-Control valves are used for preventing gravity flow in forced water systems and to permit summer-winter operation of indirect water heaters. Flo-Control valves in NPT sizes 3/4 - 2" are made in combination straight-angle patterns permitting installation in either horizontal or vertical pipe lines. Larger sizes may be furnished in either straight or angle patterns. Removable top cap allows easy cleaning and service without removing pipe connections. Manual operating position for vertical lift disc to permit gravity circulation.

• Iron with screwed and flanged ends connections
• Asbestos-free packing and gasket
• Straight angle piping configuration

Sid Harvey Item #:B146-13,
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Bell & Gossett B146-13

Bell & Gossett B146-13

Series LFP3 lead free multi-orifice flow control valves for tankless heaters are for use in commercial and residential hydronic heating systems to limit the flow of water to equipment in tankless heater installations. It has a multi-orifice cylinder design with solder connections that allow you to select a flow adjustment of 2 1/2, 3, 3 1/2, or 4 gpm by turning the cap to the desired setting.

• Multi-orifice cylinder adjusts to 3, 3-1/2 or 4 gpm

Sid Harvey Item #:B49-20: Replaces Part #:'s : 2K565,
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Watts Water B49-20

Watts Water B49-20

Amtrol 700-30 Float Air Vent, 1/8", MPS, 150 psi, 230 deg F

• Automatically vents unwanted air from any hydronic installation

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Amtrol Parts B156-71

Amtrol Parts B156-71

Amtrol 420-6 Mixing Valve Repair Kit

Sid Harvey Item #:B48-46: Replaces Part #:'s : B48-46,
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Amtrol Parts B48-46

Amtrol Parts B48-46

Amtrol Parts B48-41 Tempering Valve 3/4" Sweat

B48-41

B48-41

The No. 67 Auto-Vent is a hot water float vent for use on convector radiators, baseboard radiation, and radiant panels. 1/8" auto float vent, up to 50 lb. pressure. 1/8" I.P. Male connection, 3-3/4" x 9/16". These are designed to be used in space that is limited and can be installed in trouble spots previously neglected or improperly vented. Vertical mounting. Bright brass finish.

• Connection Type: 1/8" IP Male
• PSI Rating: 50lb
• Valve Size: 3-3/4" x 9/16"

Sid Harvey Item #:B156-80: Replaces Part #:'s : L37-203,
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Maid-O-Mist B156-80

Maid-O-Mist B156-80

The number 7 series Auto-Vents are reliable, automatic air eliminating valves for concealed radiators, pipe lines, tanks and other devices where water or liquids are used for heating and cooling. They have proven to be the solution to problems that have confronted engineers and contractors in which air pockets or traps retard the free circulation of the liquids and reduce the efficiency of the system or appliance. The numer 7 series Auto-Vents air eliminators are made of brass and equipped with a self-closing, float-operated valve. The valve is equipped with a monel metal spring and a neoprene valve seat which is unaffected by high temperatures, oil and anti-freeze. No air chamber is required. The vent is regularly fitted with a patented cap that may be used as a check in case of a leak caused by core sand or scale.

• Combination connection
• They vent air continuously and help your system work at peak efficiency

Sid Harvey Item #:B156-89: Replaces Part #:'s : L37-315,

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Maid-O-Mist B156-89

Maid-O-Mist B156-89