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WATTS FV-4-1/4 Automatic Vent Valve, 1/4 Inch MNPT | AD6RWR 4A821

WATTS FV-4-1/4 Automatic Vent Valve, 1/4 Inch MNPT

Item: AD6RWRModel: FV-4-1/4Cross Ref: 4A821
7 In Stock

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€23.75
10.00% off
€21.37 /unit
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Product Specifications:

Item Automatic Vent Valve
Air Vent Connection Gender Not Applicable
Air Vent Connection Size Not Applicable
Air Vent Connection Type Not Applicable
Air Vent Type Float
Application Glycol Systems
Body Material Brass
Condensate Capacity 2 lbs./hr.
Configuration One Port
Connection Type MNPT
Float Material Polyethylene
For Media Water
Gasket Material Silicon Rubber
Includes Expansion Tank Port Expansion Tank Connection Not Included
Inlet Connection Type NPT
Inlet Gender Male
Inlet Pipe Size 1/4"
Inlet Port Connection Gender Male
Inlet Port Connection Size 1/4"
Inlet Port Location Bottom
Inlet Size 1/4"
Installation Orientation Vertical
Manufacturer Series FV-4
Max. Operating Pressure 150 psi
Max. Operating Temp. 240°F
Max. Pressure 150 psi
Min. Pressure 1.45 psi
Number Of Inlet Ports 1
Port Types Included Inlet, Outlet, Pressure Tap
Product Type Air Vent
Release Method Automatic
Relief Port Location Top
Temp. Range +33°F to +240°F
Vent Dia. 1 1/4"
Vent Dia. 1-1/4"

Shipping Info:

Ship weight (kg) 0.14
Ship height (cm)7.11
Ship length (cm)4.32
Ship width (cm)4.32
HS code8481809050
Country of OriginUS

Product Details:

    • Anti-vacuum device ideal for purging air from hot and cold water distribution systems and glycol chillers
    • Allows separation & dispersal of air while the fluid is circulating in the system
    • High-temperature-resistant polyethylene float to actuate the valve plug, which further prevents water from escaping the system
    • Automatic air vent with silicone rubber seal
    • Resistant to impurity contamination since the maximum float line of water always remains lower than the valve seal
    • Vent Height: 3-1/8 inches

Product Variants

ProductModelInlet SizeConnection TypeBody MaterialMax. PressureMin. PressureTemp. RangeMax. Operating Temp.Price
WATTS FV-4-1/8 Automatic Vent Valve 1/8 Inch Npt | AD6RWQ 4A820 FV-4-1/81/8"MNPTBrass150 psi1.45 psi+33°F to +240°F240°F€24.02

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WATTS FV-4-1/4 Automatic Vent Valve, 1/4 Inch MNPT
€23.75 /unit