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Product Specifications:
| Item | Check Valve |
| Body Material | Bronze |
| Check Mechanism Material | Acetal |
| Connection Gender - Side 1 | Female |
| Connection Gender - Side 2 | Female |
| Connection Size - Side 1 | 3/4" |
| Connection Size - Side 2 | 3/4" |
| Connection Type | FNPT x FNPT |
| Connection Type - Side 1 | NPT |
| Connection Type - Side 2 | NPT |
| Cracking Pressure | 2 psi |
| Field Testable | Not Field Testable |
| Flow Rate | 24 GPM |
| For Media | Carbonated Beverages, Water |
| Hazard Protection Level | Low Health Hazard |
| Includes Atmospheric Vent | No Atmospheric Vent |
| Includes Freeze Protection | No Freeze Protection |
| Manufacturer Warranty | 5 yrs. |
| Max. Media Temperature | 180°F |
| Max. Operating Pressure At 20°c | 12.07 Bar |
| Max. Pressure | 175 psi |
| Max. Pressure (cwp) | 175 psi |
| Media Temp. Range | 33°F to 180°F |
| Min. Media Temperature | 33°F |
| Min. Temp. | 33°F |
| Mounting Orientation | Horizontal |
| Mounting Position | Horizontal |
| Overall Height | 2 1/4" |
| Overall Length | 4.5" |
| Overall Width | 4 1/2" |
| Pipe Size | 3/4" |
| Protection Type | Back Pressure, Back Siphonage |
| Seal Material | PTFE |
| Seat Material | Buna-N |
| Series | 4A Series |
| Size | 3/4" |
| Spring Material | Stainless Steel |
| Suitable For Central Heating Water | No |
| Valve Series | 4A |
Shipping Info:
| Ship weight (kg) | 0.68 |
| Ship height (cm) | 5.59 |
| Ship length (cm) | 6.6 |
| Ship width (cm) | 3.56 |
| Country of Origin | CN |
Product Variants
| Product | Model | Pipe Size | Connection Type | Seat Material | Overall Height | Seal Material | Flow Rate | Body Material | Cracking Pressure | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
4ALF4A33AM | 1/2" | FIP x FIP | EPDM | 3 1/5" | EPDM | 23 GPM | Bronze | 2 psi | €182.68 | |
![]() |
4ALF3A55A | 1" | FNPT x FNPT | Buna-N | 2" | EPDM | 24 GPM | Bronze | 2 psi | €141.41 |
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APOLLO VALVES 4ALF3A44A Dual Check Valve, 4ALF-300, 3/4 in Size, FNPT x FNPT, Bronze, 180 Deg. F Max. Temp.
€126.59 /unit


