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Product Specifications:
| Item | Vacuum Breaker |
| Body Material | Bronze |
| Connection Gender - Side 1 | Female |
| Connection Size - Side 1 | 3/4" |
| Connection Size - Side 2 | 3/4" |
| Connection Type - Side 1 | NPT |
| Flow Rate | 38 GPM |
| For Media | Water |
| Handle Type | Tee |
| Hazard Protection Level | High Health Hazard |
| Height | 6 3/4" |
| Includes Freeze Protection | Freeze Sensor Included |
| Includes Spill Resistance | Not Spill Resistant |
| Manufacturer Warranty | 1 yr. |
| Material | Low Lead Cast Bronze |
| Max. Media Temperature | 140°F |
| Max. Pressure | 175 psi |
| Max. Pressure (cwp) | 175 psi |
| Media Temp. Range | 140°F |
| Mounting Orientation | Vertical |
| Overall Height | 6 3/4" |
| Overall Width | 4 1/4" |
| Pipe Size | 3/4" |
| Product Configuration | Standard With Freeze Protection Sensor |
| Product Datasheet | zurn-1-420xl.pdf |
| Protection Type | Back Siphonage |
| Seat Material | Silicone |
| Series | 420XL |
| Shut-off Valve Type | Ball Valve |
| Spring Material | Silicone |
| Temp. Range | 140°F |
| Valve Series | 420XL |
Shipping Info:
| Ship weight (kg) | 1.4 |
| Ship height (cm) | 17.15 |
| Ship length (cm) | 22.35 |
| Ship width (cm) | 19.3 |
| Country of Origin | US |
Documentation:
Product Variants
| Product | Model | Material | Connection Type | Size | Max. Pressure | Height | Body Material | Seat Material | Temp. Range | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
G67991 | Brass | MNPT x MNPT | 6" | 35 psi | 9 1/8" | Brass | - | - | €156.41 | |
![]() |
Z7000-VB | - | NPT | 1/2" | 125 psi | 1.828" | - | - | +40°F to +160°F | €47.06 | |
![]() |
12-35XLCH | - | - | - | - | - | Bronze | Silicone | - | €135.76 | |
![]() |
114-720A | Bronze | FNPT x FNPT | - | 150 psi | 11" | Bronze | Silicone | +33°F to +110°F | €951.49 | |
![]() |
1-710 | Low Lead Cast Bronze | FNPT x FNPT | - | 150 psi | 6 3/4" | Bronze | Acetal | +33°F to +140°F | €272.74 | |
![]() |
1-720AFT | Bronze | FNPT x FNPT | - | 150 psi | 7 3/4" | Bronze | Silicone | +33°F to +110°F | €778.78 | |
![]() |
1-720AU | Bronze | FNPT x FNPT | - | 150 psi | 7 3/4" | Bronze | Silicone | +33°F to +110°F | €1,003.19 |
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Contact us
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ZURN 34-420XL Vacuum Breaker, 3/4 Inch Size, Low Lead Cast Bronze, 175 psi Max. Pressure
€394.57 /unit







