The 1/2' Liquid Indicator (QSG-12MF-2) is a high-quality liquid line sight glass indicator designed for monitoring refrigerant charge and moisture levels at a glance. Built from quality materials, it delivers consistent, dependable performance even in demanding service conditions. Key specifications include a 1/2-inch size, making it easy to match this part to your system requirements. Quality-checked for dependable performance, it offers excellent value without compromising on reliability. Ideal for professional installers and DIY repairs alike, it belongs in every well-stocked fittings and line components inventory. Shop now for a dependable liquid line sight glass indicator and keep your cooling equipment performing at peak efficiency.