'/%3E%3C/svg%3E)
Hover image to zoom
1/2" NPT Vacuum Breaker
 --%3E %3Csvg version='1.1' id='Fill' xmlns='http://www.w3.org/2000/svg' xmlns:xlink='http://www.w3.org/1999/xlink' x='0px' y='0px' viewBox='0 0 100 100' enable-background='new 0 0 100 100' xml:space='preserve'%3E %3Cpath fill='%23F15C02' d='M79.44,0.95H20.56C9.78,0.95,0.95,9.78,0.95,20.56v58.87c0,10.79,8.82,19.61,19.61,19.61h58.87 c10.79,0,19.61-8.83,19.61-19.61V20.56C99.05,9.78,90.22,0.95,79.44,0.95z M65.38,58.24l9.38,29.58L49.69,69.78L24.5,87.82 l9.34-29.6L8.8,39.6l30.73-0.17c0,0,6.98-19.61,10-28.93c0.54,1.36,9.88,29.1,9.88,29.1H91.2L65.38,58.24z'/%3E %3C/svg%3E){kind=small}
Hover image to zoom
Free Shipping On orders over $99
Easy Returns No restocking fee for 90 days
Product Highlights
–
1/2"
Brass
125 MAX PSI
Threaded Connection
350°F Max Temp
Description
–
Barnes & Jones Vacuum Breakers are simple, reliable devices that provide a positive means to automatically relieve or "break" an unwanted vacuum condition. The rugged hex design, machined from solid brass, provides for long service life and ease of installation. Bubble-tight sealing is assured due to the soft silicon O-ring and spring pressure against the valve.
Specifications
- Machined brass body, stainless steel spring & valve, silicon seat
- Operating pressure: Up to 125 PSIG and 350 degrees F (180 C)
- Vacuum required to open (inches of Mercury): Horizontal-0.77, Bottom outlet-0.75, Top outlet-1.25, No spring-0.3
- 1/2" NPT thread
Typical Vacuum Breaker Applications:
- Air Coils
- Heating Coils
- Heat Exchangers
- Process Air Heater
- Make-up Air Coils
- Jacketed Kettles
- Steam Mains
- Steam Boilers
- Storage Heaters
- Textile Dry Cans
- One Pipe Steam Non Electric Valve
Specs
–
| Product Type: | Vacuum Breaker |
|---|---|
| Size: | 1/2" |
| Connection Type: | Threaded |
| Material: | Brass |
| Max Pressure (PSI): | 125 |
| Max Temp (F): | 350°F |
Contact
+
Happy Independence Day!
Our Customer Support will be closed today in honor of Independence Day. We will be back tomorrow to answer your questions.
Call or text 888-757-4774
Special Hours
Closed Now
Monday – Thursday
8am–7:45pm
Friday
9am–7:45pm
Saturday – Sunday
9am–5:45pm
You May Also Need
Product Reviews
5 out of 2 reviews
100% would recommend this product
5 star
100%
4 star
0%
3 star
0%
2 star
0%
1 star
0%
Showing 1-2 of 2 reviews
I would buy this again
Works great on a Steam Kettle at 30PSI
JL
Georgia
2 years ago
Verified Buyer
Was this review helpful to you?
Exactly what I needed
This is a perfect vac breaker for my application. It is robust and easy to install. I will for sure be buying this again!
Fix it all
Richmond, VA
4 years ago
Verified Buyer
Was this review helpful to you?
Free Shipping
On orders over $99
We offer flexible shipping and scheduling options, up-to-date delivery estimates, and free ground shipping on any order over $99 to make sure your order gets to you on-time, for less.
Shipping PolicyEasy Returns
Returning items is as simple as 1-2-3
Ordered the wrong product? Item damaged in transit? Our 3-step process makes returning products easy – even up to a year after purchase – with no restocking fees on returns made within 90 days.
Return Policy