Hoffman 401425 Adjustable Straight Convector Air Valve Steel 1/4 Inch Time-Limited

The Hoffman 401425 is a robust adjustable straight convector air valve designed for optimal performance in steam heating systems. Offering precise control with its adjustable port and a range of port settings, this model is an indispensable part of any HVAC system requiring reliable air venting.

• Adjustable port settings from slow to fast for proportional venting.
• Constructed from durable steel, ensuring longevity in demanding environments.
• Telescopic siphon tube enhances system efficiency.

Product Highlights

Maximize heating efficiency with Hoffman’s 401425 model, featuring six port settings that allow for fine-tuned control and a maximum operating pressure of 10 psig. This air valve is straightforward to install and simple to adjust, making it a favorite among professionals.

Product Information

Standard Information

• Weight: 0.425
• Thread Size: 1/4 inch NPT

Technical Specifications

• Material: Steel
• Type: Non-Vacuum, Float-type Vent
• Max Pressure: 10 psig
• Max Temperature: 240°F
• Min Temperature: 140°F
• Mount Type: Straight
• Thread Type: Male
• Body Pattern: Straight