Hydronics
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Red-White 3/4" NPT Brass In-line Spring Check Valve
Red-White 23205 3/4" NPT Brass In-line Spring Check Valve Learn More$11.42 -
Webstone Sweat Isolator Flange with Drain
Webstone Sweat Isolator Flange with Drain 3/4", 1", 1-1/4", 1-1/2" and 2" Learn More$26.58
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Caleffi Series NA100 3/4" Sweat Tail Piece for use with 1" Union
Caleffi 3/4" Sweat Tail Piece for use with 1" Union Learn More$5.85 -
Caleffi Discal Series 551 Compact Air Separator 3/4" Sweat
Air separator. Brass body. Stainless steel mesh internal element. ½" NPT bottom thread. Max. working pressure: 150 psi. Working temperature range: 32—250°F. Learn More$51.82
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Caleffi Series 6563 Twistop Thermoelectric Actuator 24VAC Manual Twist Open
Twistop Thermoelectric Actuator 24VAC Manual Twist Open w/green open indicator, Includes 36" Leads and Built-in End Switch Learn More$60.02 -
Caleffi Series 6561 Thermoelectric Actuator 24V Includes 36" Leads & Built-in End Switch
Caleffi Series 6561 Thermoelectric Actuator 24V Includes 36" Leads & Built-in End Switch Learn More$46.28
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Caleffi Series 5022 High Capacity 1/2" NPT Male Air Vent
Caleffi Series 5022 High Capacity Air Vent Learn More$18.29 -
Caleffi Series 5027 Automatic Air Vent NPTM With Check Valve
Caleffi Series 5027 Automatic Air Vent Learn More$9.39
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Caleffi Series 502 Automatic Air Vent 1/8" NPT Male
Caleffi Series 502 Automatic Air Vent Learn More$6.75 -
Caleffi Discal Series 551 Air Separators Brass Sweat
Air separator. Brass body. Glass reinforced nylon internal element. ½" NPT female bottom thread. Max. working pressure: 150 psi. Working temperature range: 32—250°F. Learn More$91.57