Hydrolevel Safgard 450 Low Water Cut-Off, 120 VAC, 15 psi, Automatic Reset

• Burner circuit contacts open after 15 sec delay in a low water condition
• Delay prevents short cycling caused by momentary fluctuations in the boiler water level
• Automatically reactivates burner circuit 30 sec after water reaches the probe, allowing optional water feeder to raise water level above the probe
• SPDT switch contact

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Hydrolevel B103-38

Hydrolevel Safgard 170SV Low Water Cut-Off, 120 VAC, 160 psi, Automatic Reset

• Combustion pressure switch check feature and communication interface capability
• Heavy duty electro-mechanical design for long life
• Automatically re-energizes circuit upon return to safe water level
• Equipped with shorter probe for mounting in standard reducing tees
• SPDT switch contact
• Includes shorter EL1214-SV probe suitable for mounting in standard black tee

Sid Harvey Item #:B103-30: Replaces Part #:'s : 3W400,
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Hydrolevel B103-30

2-M Manual Reset Low Water Cutoff Switch 120/240 volt

Sid Harvey Item #:B115-1: Replaces Part #:'s : 13573,

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McDonnell & Miller B115-1

Dual Float and Switch Assembly 15 psi

• 1-piece unit that facilitates installation and ensures the most up-to-date construction
• Complete float and dual switch assembly

Sid Harvey Item #:B121-1: Replaces Part #:'s : 2K416,
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Watts Water B121-1

Mcdonnell & Miller 47-2 Mechanical Water Feeder, 3/4" NPT Threaded, 120/240 VAC

• Continuous maintenance of minimum safe water level, independent of electrical service
• Proportional feed action
• Quick hook-up fittings provided
• Quick change replaceable cartridge valve and strainer
• Model 47 can be field upgraded with a No #2 switch to add low water cut-off function

Sid Harvey Item #:B110-1: Replaces Part #:'s : 13591,

McDonnell & Miller B110-1

Mcdonnell & Miller 310447 Blow-Down Ball Valve, 3/4", NPT

• Full ported ball action valve
• PTFE seats provide bind free, leak tight ball movement
• Easy open handle keeps hands away from hot water and steam
• Gasket and mounting screws included
• For hot water and steam boilers

Sid Harvey Item #:B122-2: Replaces Part #:'s : 13552,
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McDonnell & Miller B122-2

Sid Harvey B65-11 Sid Harvey B65-11 Neoprene 6-Hole Round Gasket for Weil-McLain 66/68,
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Sid Harvey B65-11

Gray Metal Products, Inc., is a family owned business started in 1906, is a full line manufacturer of heating and air conditioning products. For several decades, Gray Metal Products line has been sold to the wholesale distributors and wholesale hardware chains. Our product lines consist of prefabricated air duct and fittings for HVAC, black stovepipe and fittings, as well as hearth accessories and insulated Flexible air duct products.

Gray Metal ELBOW524

Taco LTR0243T-1 Electronic Low Water Cut-Off, 24 VAC, 160 psi, Automatic,
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Taco LTR0243T-1

Watts Boasts a full line of top-quality ball valves for commercial, residential, and industrial applications, the Watts ball valve product line includes brass, bronze, carbon steel, cast iron, and stainless steel models. If you have a custom project on your hands, we have electric motorized valves to suit your needs. Our portfolio covers a wide span of connection types to  t applications within the Residential, Industrial, and Commercial markets, and thats not all, Watts offers various product accessories and material options such as handle kits or stainless steel ball and stem trims to ful ll a wide range installation requirements.
As of January 4, 2014 Lead Free* ball valves are required in certain applications and/or settings in the United States. Thats why the Watts line includes top quality, fully-tested Lead Free ball valves.

LFFBVS-3C-3/4

Taco LTA0243S-2 Green Low Water Cut-Off, 24 VAC, 250 psi, Automatic Reset

• Patented adjustable probe sensitivity
• External LEDs and simplified wiring for easy
• Probe-style, microprocessor-based control that detects the fluid level in hot water and steam boilers and reacts when the level falls below the minimum safe operating level
• Includes External test butTon, adjustable delay on break (DOB) and delay or make (DOM)
• SPDT switch contact

Sid Harvey Item #:LTA0243S-2: Replaces Part #:'s : 21502,
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Taco LTA0243S-2

Watts Boasts a full line of top-quality ball valves for commercial, residential, and industrial applications, the Watts ball valve product line includes brass, bronze, carbon steel, cast iron, and stainless steel models. If you have a custom project on your hands, we have electric motorized valves to suit your needs. Our portfolio covers a wide span of connection types to  t applications within the Residential, Industrial, and Commercial markets, and thats not all, Watts offers various product accessories and material options such as handle kits or stainless steel ball and stem trims to ful ll a wide range installation requirements.
As of January 4, 2014 Lead Free* ball valves are required in certain applications and/or settings in the United States. Thats why the Watts line includes top quality, fully-tested Lead Free ball valves.

LFFBVS-3C-1-1/4