1/2" HVAC Vacuum Hose, 1/2 in to 1/2 in SAE Fittings High-Flow Refrigerant Hoses, 20 Microns Vacuum Pump Hose Faster HVAC Evacuation and Recovery, 6 Feet Certified Refrigerant Hoses

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• 【 Essential HVAC Tool 】 Upgraded 1/2" HVAC vacuum hose Designed with 1/2" to 1/2" SAE fittings, 3/4-16 UNF，ID 17.4-17.6 mm, High-Flow vacuum certified refrigerant hose for HVAC systems, air conditioners, and refrigeration units, its 1/2" internal diameter balances flow efficiency for vacuum evacuation and refrigerant recovery tasks
• 【 Premium Materials 】 20 Microns vacuum pump hose using 4-layer synthetic rubber and brass alloys, this HVAC hose resists chemical corrosion and abrasion while minimizing refrigerant permeation. Meeting environmental standards for sustainable cooling operations
• 【 Wide Application 】 6 Feet vacuum certified refrigerant hose, Boasting 3200 psi burst pressure and 640 psi working pressure. With wide compatibility spanning R410A/R134/R407C/R502/R12/R22 ETC. This vacuum hose enables rapid evacuation for HVAC systems
• 【 Safe and Efficient 】 HVAC vacuum hose for refrigerant recovery, vacuum pulling, refrigerant hose compatible with HVAC gauge sets, vacuum pumps and refrigerant recovery machines for residential/commercial applications
• 【 Fast Recovery / Evacuation 】 The 1/2" HVAC vacuum refrigerant hoses, with a large diameter design, outperforms standard hoses. Compared with the 1/4 "alternative, the recovery time is reduced by 30%, and compared with the 3/8" alternative, it is reduced by 10%
• 【 Customer first 】Our manufacturing facility not only delivers premium-grade products but also rigorously reduces industrial pollution, complying with green and low-carbon development principles. Encouraging efficient work, we want the tools in your Refrigerant Hose to last as long as possible, which is why SMZTools offers a 1-year warranty—always aiming to empower you to work smarter