Taco 417-3 Taco Coin Vent, 1/8" NPT

1/8" NPT Coint Vent


Brand: Taco

Mfr Part#: 417-3

Availability: In Stock
Usually ships: within 1 business day
Qty Price
$6.75 / each
  • Description
  • Literature
  • Reviews
  • FAQs

Taco 417-3 is an automatic 1/8" Coin Vent, serves as an ideal air purging device when installed on water or stream radiators.

The durable 1/8" Coin Vent features special hygroscopic cellulose discs in the valve body. The continuous purge cycle prevents the radiators from becoming air bound and speeds the process of filling the system. Attached to the boiler or used throughout the system, the Coin Vent automatically purges unwanted air from any hydronic installation, allowing the system to run more efficiently.


  • Can also be manually shut-off;
  • Suitable for use in water and low pressure steam applications;
  • Outlet connection fits 3/4" ID Flex tubing;

Technical Specifications:

  • Bubble Breaker: No;
  • Max. System Conditions: 125 psi, 240F;
  • Max. Venting Pressure: 125 psi;
  • Size: 1/8";
  • Material: Brass;
  • Application: Heating;
  • Mount: Straight;
  • Adjustability: Non-Adjustable;
  • Type: Hydronic Steam;
  • Thread Type: Male;
  • Temperature Range: 140-240F;
  • Thread Size: 1/8";
No reviews yet
Indicate an email address where you wish to receive the answer to your question.
Enter numbers shown above without spaces. This step helps us to prevent automatic submissions.
The following was added to your shopping cart: ×

Forgot Your Password?

Enter your e-mail address below.
You will receive an e-mail
with password reset instructions.


Estimate Delivery Date & Cost

Ship to Zip Code:
Qty (Optional):