Navtek NH34AB 3/4″ Big Boy Evacuation Hose, 3′ Long.

• Large 3/4″ diameter for fast evacuation and recovery
• High-grade, low-permeation construction
• Vacuum rated to 20 microns
• Heavy-duty gaskets included, with additional gaskets provided
• 1/4″ to 3/8″ fittings
• Suitable for professional HVAC evacuation and refrigerant recovery applications

NH34AB – Navtek 3/4″ Evacuation Hose 1/4″ x 3/8″ – Fast, Efficient Evacuation Every Time

Engineered for Speed and Performance

When evacuation time matters, every component in your setup counts. The Navtek NH34AB 3/4″ Evacuation Hose is purpose-built to maximise evacuation and recovery speed, helping HVAC technicians get the job done faster without compromising on reliability or performance.

Large 3/4″ Diameter for Maximum Flow

At the core of the NH34AB is its oversized 3/4″ diameter — a key advantage over standard hoses. This generous bore dramatically reduces evacuation time by allowing greater refrigerant flow, making it the ideal choice for professionals who demand efficiency on every job.

High-Grade, Low-Permeation Construction

The NH34AB is manufactured using high-grade, low-permeation materials that resist moisture ingress and refrigerant loss. This means a longer service life, more consistent performance, and greater confidence that your evacuation readings are accurate — every single time.

Heavy-Duty Gaskets Included

Reliability starts with a solid seal. The NH34AB comes fitted with heavy-duty gaskets, and additional gaskets are included so you can maintain peak performance over the long term. No more scrambling for replacements mid-job.

Vacuum Rated to 20 Microns

Serious about deep vacuum? The NH34AB is vacuum rated to 20 microns, giving you the performance needed for thorough, professional-grade system evacuations. Whether you’re commissioning new systems or servicing existing ones, this hose is up to the task.

Versatile Fittings for Broad Compatibility

Featuring 1/4″ to 3/8″ fittings and a 3’ length, the NH34AB is designed for practical, flexible use across a wide range of HVAC applications. Connect with confidence knowing this hose is built to work with your existing setup.

The Smart Choice for HVAC Professionals

The Navtek NH34AB Big Boy Evacuation Hose combines large-bore efficiency, durable materials, and reliable sealing into one professional-grade tool. Whether you’re doing routine maintenance or a full system recovery, this hose is engineered to keep pace with the demands of the trade.

Upgrade Your Evacuation Setup Today

Don’t let an undersized hose slow you down. Step up to the Navtek NH34AB and experience the difference that purpose-built evacuation equipment makes on the job.

⚠️ WARNING

This product operates under high pressure. Always follow all applicable safety guidelines for refrigerant handling, including the use of Personal Protective Equipment (PPE) such as safety glasses and gloves.