New Fans & Ventilation

Siemens 257-02035 1/2" F x UM 2-Way Normally Open Valve Assembly, 3-8 psi, 1.0Cv [New]

• Manufacturer: Siemens

. . . . . Siemens 257-02035 1/2" Female x Union Male 2-Way Normally Open Valve Assembly, 3-8 psi, 1.0Cv. Siemens. Siemens. 257-02035.

Siemens 257-02031 1/2" F x UM 2-Way Normally Open Valve Assembly, 3-8 psi, 0.4Cv [New]

• Manufacturer: Siemens

. . . . . Siemens 257-02031 1/2" F x UM 2-Way Normally Open Valve Assembly, 3-8 psi, 0.4Cv. Siemens. Siemens. 257-02031.

Siemens 257-02040 1/2" AF x UM 2-Way Normally Open Valve Assembly, 3-8psi, 2.5Cv [New]

• Manufacturer: Siemens

. . . . . Siemens 257-02040 1/2" AF x UM 2-Way Normally Open Valve Assembly, 3-8 psi, 2.5 Cv. Siemens. Siemens. 257-02040.

Siemens 591-501 Flowrite 591 Valve 1/4" Stem Repack Kit (Water) [New]

• Manufacturer: Siemens

. . . . . Siemens 591-501 Flowrite 591 Valve 1/4" Stem Repack Kit (Water). Siemens. Siemens. 591-501.

Siemens 599-02005 1/2" 2-Way N/C Brass Globe Valve Body, Female x Union Male [New]

• Manufacturer: Siemens

. . . . . Siemens 599-02005 1/2" 2-Way N/C Brass Globe Valve Body, Female x Union Male (1 Cv). Siemens. Siemens. 599-02005.

Siemens 599-02004 1/2" 2-Way N/C Brass Globe Valve Body, Female x Female (1 Cv) [New]

• Manufacturer: Siemens

. . . . . Siemens 599-02004 1/2" 2-Way N/C Brass Globe Valve Body, Female x Female (1 Cv). Siemens. Siemens. 599-02004.

Siemens 599-02021 1/2" 2-Way N/C Stainless Steel Globe Valve Body, Female x Fem [New]

• Manufacturer: Siemens

. . . . . Siemens 599-02021 1/2" 2-Way N/C Stainless Steel Globe Valve Body, Female x Female (1.6 Cv). Siemens. Siemens. 599-02021.

Siemens 599-02008C 2-Way 1/2in Terminal Unit Valve, Cv 2.5, Normally Closed [New]

• Manufacturer: Siemens

. . . . . Siemens 599-02008C 2-Way 1/2in Terminal Unit Valve, Cv 2.5, Normally Closed, Brass Trim, F x F Connection (Valve Only). Siemens. Siemens. 599-02008C.

Siemens 599-00514 2-Way 1/2in Zone Valve, Cv 4.0, ANSI 125, Sweat (Valve Only) [New]

• Manufacturer: Siemens

. . . . . Siemens 599-00514 2-Way 1/2in Zone Valve, Cv 4.0, ANSI 125, Sweat (Valve Only). Siemens. Siemens. 599-00514.

Mamac Systems A-520-1-A-1 Static Pressure Probe, 4in, AL, 1/4in Brass Hose Barb [New]

. . . . . Mamac Systems A-520-1-A-1 Static Pressure Probe, 4in, AL, 1/4in Brass Hose Barb. Mamac Systems. Mamac Systems. A-520-1-A-1.

Air Monitor Corp SOAP/SS Static Outside Air Probe, 2" Diameter FPT Connection [New]

Manufacturer: Air Monitor Corporation. Type: Air Probe. Mounting: 2" Diameter FPT Connection. Material: 316 Stainless Steel. . Air Monitor Corp SOAP/SS Static Outside Air Probe, 2" Diameter FPT Connection.. Air M...

Dwyer Instruments AVUL-5DA1 Duct Mount Air Velocity Transmitter, 5% Accuracy [New]

• Manufacturer: Dwyer

. . . . . Dwyer Instruments AVUL-5DA1 Duct Mount Air Velocity Transmitter, 5% Accuracy, Analog Universal Output. Dwyer. Dwyer Instruments. AVUL-5DA1.

Ruskin 82-450-13B Barometric Relief Hood [New]

. . . . . The Barometric Relief Hood is designed to be used in conjunction with an economizer. The Barometric Relief Hood helps to equalize the building pressure that is caused by the fresh air that is introduced...

Dynaquip WaterCop WCDR Classic Sensor Repeater [New]

. . . . . Dynaquip WaterCop WCDR Classic Sensor Repeater. Dynaquip. WaterCop. WCDR.

Honeywell Commercial Division RP908B1003 Modular Pneumatic Controller, Dual Sgnl [New]

• Manufacturer: Honeywell

Obsolete Model - Replaced By RP920B1031 (DA) or RP920B1056 (RA) plus Cover 43188123-001. Dual Signal Input. Made in USA. . . The RP908 Modular Pneumatic Controller, in conjunction with remote sensors, provides pr...