'/%3E%3C/svg%3E)
Hover image to zoom
76, 1/2" x 3/4" Straight Main Steam Vacuum Valve
 --%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}
 --%3E %3Csvg version='1.1' id='With-RB' 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='%23FBC8B4' 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
$262.01 each
In Stock
Get 9 Wed, May 21
Order by today, receive Wednesday
MANUALS (2)
Free Shipping This item ships free
Easy Returns No restocking fee for 90 days
Product Highlights
–
1/2" x 3/4"
Steam
240°F Max Temp
15 psig
Straight
Steel
Description
–
Vacuum Valve
- Float-type themostatic vent
- For medium and large one-pipe vacuum systems
- Single non-adjustable port
- 1⁄2" NPT female and 3⁄4" NPT male straight shank
- Install 6-10" (150-250mm) above horizontal return and
8" (450mm) above the boiler water line - Maximum operating pressure 3 psig (0.2 bar)
- Maximum pressure 15 psig (1.0 bar)
Specs
–
| Application: | Main Vent |
|---|---|
| Size: | 1/2" x 3/4" |
| Type: | Vacuum Valve Float-type Vent |
| System Type: | Steam |
| Max Pressure: | 15 psig |
| Max Operating Pressure: | 3 psig |
| Mount: | Straight |
| Adjustability: | Non-Adjustable |
| Material: | Steel |
| Body Pattern: | Straight |
| Thread Type: | Male Female |
| Min Temp (F): | 140°F |
| Temperature Range (F): | 140°F - 240°F |
| Max Temp (F): | 240°F |
| Thread Size: | 3/4" 1/2" |
Questions?
Speak with a real person who will go out of the way to help!
Call or text 888-757-4774
Monday – Thursday
8am–7:45pm
Friday
9am–7:45pm
Saturday – Sunday
9am–5:45pm
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