We only ship within the United StatesYour Zip:
'/%3E%3C/svg%3E)
Hover image to zoom
1/8" Automatic Hygroscopic Air Vent
 --%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
$6.78 each
BOX UP & SAVE 13%
$147.25 box of 25
$5.89 each
In Stock
Get 1,286 Fri, Jan 31
More Available
MANUALS (2)
'/%3E%3C/svg%3E){kind=small}
Replacement Parts
View AllFree Shipping On orders over $99
Easy Returns No restocking fee for 90 days
Product Highlights
–
1/8"
Hydronic (Water)
212°F Max Temp
Straight
Brass
Male Thread Type
Description
–
Radiator air vent valve designed to remove automatically any air
trapped inside the heat emitters both during the filling of the system
and in normal operation.
Specs
–
| System Type: | Hydronic (Water) |
|---|---|
| Size: | 1/8" |
| Body Pattern: | Straight |
| Material: | Brass |
| Thread Size: | 1/8" |
| Type: | No Float |
| Thread Type: | Male |
| Max Temp (F): | 212°F |
| Max. Working Pressure: | 150 psi |
Contact
+
Questions?
Our Customer Support will be closing early in honor of the holiday. We will be back tomorrow to answer your questions.
Call or text 888-757-4774
Special Hours
9am–6:45pm
Monday – Thursday
8am–7:45pm
Friday
9am–7:45pm
Saturday – Sunday
9am–5:45pm
You May Also Need
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 Policy1 Replacement Part
Need help finding a replacement part?
Fill out the part request form and someone will get back to you shortly.
PART REQUEST FORM