Hydroponic Heating System Parts

VALVE AIR-RADIAT

$3.59

SKU: 427950

Brass, nickle-plated, 1/8" I.P.S. Male. For hot water radiators, convectors, and baseboards.

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Brass, nickle-plated, 1/8" I.P.S. Male. For hot water radiators, convectors, and baseboards.

ADJ STEAM AIR VENT

$29.99

SKU: 448144

Adjustable steam air vent. Nonvacuum float type steam air vents are designed to vent air on nonvacuum steam heating systems. Use on radiators, convectors and steam mains. Adjustable air vent for proportional venting to steam heating systems.

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Adjustable steam air vent. Nonvacuum float type steam air vents are designed to vent air on nonvacuum steam heating systems. Use on radiators, convectors and steam mains. Adjustable air vent for proportional venting to steam heating systems.

3/4" 24V ZONE VALVE

$189.99

SKU: 451512

Zone Valve for use in closed loop hydronic systems that do not contain dissolved oxygen in system water, such as fresh water from frequent source of makeup water. For cycling and not constantly powered on applications. 2-way On/Off low voltage valve consistant of an actuator and valve assembly for controlling the flow of hot water. 24V 3/4" sweat connection low voltage mototized zone valve with 3.5 Cv capacity. Manual opener for valve operation on power failure, valve returns to automatic position when power is restored. Can be installed without disassembling the valve. Compact construction for easy installation. Fluid temperature range 50 deg. F. to 2000 deg. F. Approximate size: 4" H. x 3-1/2" W. x 2-3/8" D.

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Zone Valve for use in closed loop hydronic systems that do not contain dissolved oxygen in system water, such as fresh water from frequent source of makeup water. For cycling and not constantly powered on applications. 2-way On/Off low voltage valve consistant of an actuator and valve assembly for controlling the flow of hot water. 24V 3/4" sweat connection low voltage mototized zone valve with 3.5 Cv capacity. Manual opener for valve operation on power failure, valve returns to automatic position when power is restored. Can be installed without disassembling the valve. Compact construction for easy installation. Fluid temperature range 50 deg. F. to 2000 deg. F. Approximate size: 4" H. x 3-1/2" W. x 2-3/8" D.