Hoffman Specialty 401413 Model 4A Steam Vent

Product Description

The Hoffman Specialty Model 4A steam vent, MPN 401413, is designed for residential or small one-pipe or two-pipe heating systems. This air valve features a float type thermostatic design with a non-adjustable port for efficiency. It is ideal for installation in steam heating applications, ensuring proper air removal from the system.

• Single non-adjustable port for air removal
• Float type thermostatic operation
• Recommended installation height of six to ten inches above the horizontal return

Product Highlights

This vent should be positioned at least eighteen inches above the boiler water line to maintain optimal functionality. It is built to handle a maximum pressure of 2 pounds, making it suitable for various small scale heating projects.

Product Information

Standard Information

• Brand: Hoffman Specialty
• MPN: 401413

Technical Specifications

• Type: Accessory
• Weight: 0.39 lbs
• Model: 4A