NiuLumea Nitrogen Purge Boot for HVAC Brazing Hands Free Low Pressure Tool

• 👍【Recision Hands-Free Nitrogen Purging 】This Nitrogen purge boot engineered specifically for HVAC & refrigeration brazing and leak testing. Seals securely over copper tubing to deliver stable, accurate low-pressure nitrogen flow without tape or manual hose holding, preventing overpressure and internal oxidation for clean, reliable, leak-proof joints.
• 👍【Universal Airtight O-Ring Seal】 HVAC tools upgraded O-rings stay fully compatible with all common refrigerants, oils and flushing agents. They grip firmly onto tubing surfaces to block outside air, eliminating oxidation and weld defects for durable, zero-oxidation brazed connections across residential and commercial systems.
• 👍【Standard 1/4" NPT Quick-Connect】 Universal male NPT fitting matches common regulator hoses and mainstream HVAC equipment for tool-free, This nitrogen regulator leak-resistant setup.Enables fast, single-operator installation, cutting prep time and boosting purging and brazing efficiency on the job site.
• 👍【Multi-Size Fit & Durable Build 】Industrial-grade materials withstand harsh, demanding conditions for long service life. Nitrogen purge boot for HVAC brazing,Precision stepped diameters fit standard ACR copper tubing 3/8", 1/2", 5/8", 3/4", 7/8" and 1 1/8", including smooth deburred ends, covering all common residential and commercial HVAC applications.
• 👍【High-Visibility Orange & Protective Case 】 Bright orange body gives quick at-a-glance placement verification during complex brazing. The nitrogen purging boot included clear storage case shields O-rings and fittings from dust, extrusion and damage, keeping the tool organized, safe and ready for the next job.

Features: Hands-Free Nitrogen Purging for Cleaner Brazing：Engineered for heating and cooling systems and refrigeration brazing – creating a stable,purge hands-free seal on copper tubing without tape, holding hoses, or gas leaks. Maintains a steady low-pressure nitrogen flow during brazing – reducing internal oxidation for cleaner joints. Tight O-Ring Seal Prevents Air Infiltration：Orange nitrogen purge boot features multiple internal O-rings that clamp firmly onto copper tubing – forming an airtight seal that blocks external air from entering the system. This hvac tools keeps brazed joints clean and oxidation-free. The O-rings are long-lasting but are not replaceable due to their precision-fit design. Standard 1/4" standard Connection – Quick Installation：Nitrogen purging boot equipped with a standard 1/4" standard fitting – connecting directly to common nitrogen regulator hoses. The for quick, leak-free setup saves time, especially for single-person operation – eliminating the hassle of tape or handheld purging. Stepped Design for Multiple Tubing Sizes：Hands-free nitrogen purge boot fits 3/8", 1/2", 5/8", 3/4", 7/8", and 1-1/8" outer diameter ACR copper tubing. Note: Not for 1/4" tubing. For refrigeration tubing only – for ensure tubing is deburred before use; not for bent or oval tubing. Keep nitrogen pressure below 20 PSIG for safe operation. Protective Storage Case Included：Comes with a clear storage case that protects internal O-rings and the 1/4" standard fitting when not in use. Keeps the tool organized in your heating and cooling systems kit, avoids damage during transport, and keeps the nitrogen purge sleeve ready for the next job. Specifications: * Part Name:Nitrogen purging shoe for brazing * Material:Industrial Plastics * Size:‎4.72 x 2.13 x 2.09 inches * Color:orange color Package Content: 1*Nitrogen purging shoe for brazing