HVAC Valves & Control
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Valve Actuators
Browse HERZ valve actuators for HVAC control valves, including 230 V and...
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Flexible Connectors
Browse HERZ HVAC flexible connectors for hydronic and building-services pipework. Available sizes...
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2-Way Control Valves
Browse HERZ 2-way control valves for HVAC and hydronic systems, including brass...
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Check Valves
Browse HERZ bronze swing check valves for hydronic and building-services pipework, designed...
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Balancing Valves
Explore HERZ balancing valves for hydronic HVAC systems, including fixed-orifice double regulating...
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Fan Coil Unit Kits
Browse HERZCON fan coil unit (FCU) valve kits for HVAC applications, combining...
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Pressure Independent Balancing & Control Valves
Browse HERZ pressure independent balancing and control valves for hydronic HVAC systems,...
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Gate Valves
Browse HERZ gate valves for hydronic and building-services pipework, including DZR and...
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Pressure Reducing Valves
Explore HERZ pressure reducing valves for water and building-services systems. The range...
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Room Temperature Thermostats
Browse HERZ room temperature thermostats for HVAC control applications, including a 24...
Monitoring & Measuring Instruments
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Pressure Gauges
Explore Brannan pressure gauges and accessories for industrial, HVAC and building-services applications....
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Temperature Gauges
Explore Brannan temperature gauges and industrial thermometers for HVAC, process and building-services...
Fire Protection and Detection Systems
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Firefighting Valves
Explore Komtes fire-protection valves for sprinkler and firefighting systems, including FM/UL flanged...
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Firefighting Sprinklers
Browse Komtes fire sprinkler heads and accessories for fire-protection systems, including pendent,...
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Flow Switch
Explore Safe Signal water flow switches and detectors for fire sprinkler systems....
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Pressure Switch
Browse Safe Signal alarm pressure switches for fire-protection systems. The UL &...
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Supervisory Switch
Browse Safe Signal OS&Y supervisory (tamper) switches for fire-protection valves. The UL...
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Firefighting Pump Flow Meter
Explore GVI fire pump test flow meters for fire-protection systems. This collection...
