Step into the world of Yellow Jacket, the go-to brand for HVAC professionals and enthusiasts who demand precision, reliability, and performance in their tools and equipment. From the comprehensive Series 41 Manifold for accurate pressure measurements, the convenient R-134a A/C Coupler for quick connections, the powerful Bullet Single Phase Vacuum Pump for efficient system evacuation, to the versatile Brute II 4-Valve Manifold for multi-refrigerant management, and the innovative Refrigerant Management System for R-134a, Yellow Jacket embodies excellence in HVAC tool manufacturing. Dive into a collection that's engineered for those who value durability and efficiency in their HVAC tasks.